Nov 4, 2025 7:30 AM
The Best Power Banks for All Your Devices
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The best power banks are always handy. Our gadgets have a Murphy’s law–like ability to run out of power at the least convenient moment: as you step on the bus, right in the middle of an important meeting, or just as you get comfortable on the couch and press Play. But with a portable charger, you can keep using your devices.
There are hundreds of portable battery packs, and picking one can be confusing. To help, we’ve spent years working our way through all of them. This obsession started when WIRED reviewer Scott Gilbertson lived off-grid in a vintage RV, powered primarily by solar panels. But even if you’re not relying on an off-grid solar setup, good power banks will come in handy. The Nimble Champ is our top recommendation for most folks, but we have all sorts of alternatives here.
Read our Best MagSafe Power Banks guide for magnetic wireless chargers, and our Best Portable Power Stations guide for more power.
Updated November 2025: We’ve added a power bank from EcoFlow, and an honorable mention for a new Anker power bank.
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Best Overall
Nimble
Champ (Series 2)
The Nimble Champ topped this list for years, and now its successor is taking over by combining everything that made the original so good and bringing some welcome improvements. At 6.2 ounces, it’s one of the lightest on the market. It’s smaller than a deck of cards and can deliver 20 watts to charge two devices at once via a USB-C port on either end. While Scott used the original for years, I have been using the new version for a few months, and it’s every bit as reliable. It feels durable, comes in a snazzy new range of speckled color finishes, and has a bright lanyard loop that makes for easy carrying and helps you pick it out of your backpack. The Pro version is bigger but doubles the capacity (to 20,000 mAh) and has a similar design with two USB-C ports that go up to 65 watts. There’s also a smaller version with a 5,200-mAh capacity that tops out at 15 watts.
The other reason we like Nimble best is because of its environmental efforts. Batteries are not environmentally benign. They use lithium, cobalt, and other rare metals whose supply chains are environmentally and socially questionable at best. But Nimble’s use of bioplastics and plastic-free minimal packaging at least reduces the environmental impact where it can be reduced. This new version uses 90 percent recycled plastic (up 25 percent from the original) and comes in smaller plastic-free packaging. Nimble includes a 3.3-foot USB-C to USB-C cable in the box.
Specs Ports: USB-C x 2 Capacity: 10,000 mAh (5,200 mAh or 20,000 mAh) Charges: Most smartphones two or three times Wattage: 65 watts Warranty: 2 years -
The Upgrade Pick
Anker
Laptop Power Bank
You get style and substance with this versatile power bank from Anker. It boasts a whopping 25,000-mAh capacity and can deliver up to 165 watts to two devices (it tops out at 100 watts for a single device connected via USB-C). I love the rounded edges, the retractable flat 2.3-foot USB-C cable up top, and the clever braided 1-foot USB-C cable that doubles as a carry loop. It has a display to show the remaining battery, charging rate in and out, battery temperature, and health. It takes around two hours to recharge and supports pass-through charging. It fast-charged everything I tested it with, and you can charge four devices at once without a problem.
Specs Ports: USB-C x 1, USB-A x 1, built-in USB-C cables x 2 Capacity: 25,000 mAh Charges: Most phones at least four times Wattage: 165 watts Warranty: 18 months
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Best-Looking Power Bank
Sharge
Shargeek 170 Power Bank
I am a sucker for Sharge’s transparent designs and cyberpunk aesthetic, but this prism-shaped power bank is more than just a pretty face. With a maximum output of 170 watts, a whopping 24,000-mAh capacity, and an IP66 rating for water resistance (fine in the rain, but best not to submerge), the Sharge 170 has form and function. The smart display shows battery life as a percentage, time remaining, and the input or output in watts. It supports many standards, including Power Delivery 3.1, Quick Charge 4.0, and PPS, and it fast-charged most of the devices I tested, including the iPhone 15 Pro, Pixel 8, Xiaomi 14 Ultra, and MacBook Air. You can simultaneously charge three devices at fast speeds, and the box includes a braided USB-C cable and a wee velvety bag. It can also recharge completely in an hour via USB-C at up to 140 watts (with the right cable and charger). The only thing I don’t like is the relatively high price.
Specs Ports: USB-C x 2, USB-A x 1 Capacity: 24,000 mAh Charges: Most phones around five times or a laptop once Wattage: 170 watts Warranty: 1 year -
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Best Budget Power Bank
Belkin
BoostCharge Power Bank 10K
Sometimes, you simply want a cheap portable charger, and this sleek option from Belkin fits the bill. It is relatively slim for the 10,000 mAh capacity, with curved edges, and four LEDs to show remaining power. There are two USB-A ports and one USB-C port, and it comes with a short USB-A to USB-C cable. It can only deliver up to 15 watts in total, so it’s not the fastest power bank around, but that’s reflected in the low price, and it will get your gadgets charged eventually.
Specs Ports: USB-C x 1, USB-A x 2 Capacity: 10,000 mAh Charges: Most smartphones two or three times Wattage: 15 watts Warranty: 2 years
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Best for Phones
Anker
Nano Power Bank
If you want a compact charger that comes in fun colors and simply slots into the bottom of your phone for a top-up, Anker’s dinky charger is tough to beat. This power bank has a built-in rotating USB-C or Lightning connector (MFi certified), so you don’t need to worry about cables. It packs 5,000 mAh of energy (enough to fully charge most phones). I tested the USB-C version with several Android phones and found it stayed in place, enabling me to use my phone more or less as normal. There’s a USB-C port for recharging the power bank, and it comes with a short cable. It might not be a good pick if you use a thick case.
Specs Ports: USB-C or Lightning x 1, USB-C x 1 for charging Capacity: 5,000 mAh Charges: Most smartphones once Wattage: 22.5 watts Warranty: 2 years -
Best for Laptops
Ecoflow
Rapid Pro Power Bank
Power bank manufacturers have made serious strides in pushing up potential charging rates in their high-capacity portable chargers, and EcoFlow’s Rapid Pro is a prime example (edging out Anker’s Prime series here). Capable of delivering 300 watts, this power bank is close to the maximum capacity allowed on flights, and it can charge a couple of laptops and phones at the same time via the three USB-C ports (140W, 65W, 65W) and retractable 2-foot USB-C cable (140W). It has a small display showing remaining power as a percentage and the charging rate for each connected device. You can also check temperature and battery health, tweak the brightness and screen timeout, and even connect to your phone via the EcoFlow app (though most folks won’t need to).
The Rapid Pro offers a laundry list of charging capabilities (PD3.1, PPS, QC3.0, AFC, Apple2.4A, BC1.2, SCP, FCP, UFCS), but its greatest feature could be its super speedy recharge rate. Charge from a single USB-C input at 140 watts, and it takes an hour or so to fill, but you can plug in both at once to hit 80 percent from dead in under half an hour. If you spring for Ecoflow’s dock ($200) and charge via the pogo pins on the bottom, it can charge at 320 watts, enabling you to go from zero to 80 percent in just 20 minutes. Ecoflow also offers a 20,000-mAh, 230W Rapid Pro model ($130).
Specs Ports: USB-C x 3, USB-C retractable cable Capacity: 27,650 mAh (20,000 mAh) Charges: Most laptops one to two times Wattage: 300 watts Warranty: 2 years
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Best for Apple Watch
Anker
MagGo Power Bank for Apple Watch
My Apple Watch usually makes it to bedtime, but for super busy days and overnight trips, it’s nice to have a power bank capable of charging it up. This Anker power bank has a handy pop-up Apple Watch charger that can deliver 5 watts and supports Nightstand mode. It also has a built-in USB-C cable and a USB-C port, so you can deliver up to 30 watts to your phone or another small device. A display lights up beneath the surface to show you the remaining power as a percentage and the current charging rate. It’s nice and compact, with a generous 10,000 mAh battery capacity, and comes in black, white, green, or pink. Anker supplies stickers to stop your Apple Watch from sliding, but I didn’t find that to be a problem.
Specs Ports: USB-C x 1, Apple Watch wireless charger, USB-C cable Capacity: 10,000 mAh Charges: Apple Watch eight or nine times Wattage: 30 watts Warranty: 2 years -
Best Qi2 Portable Charger
Anker
MagGo Power Bank (10K) (Qi2)
This entry in Anker’s MagGo range was the first Qi2 power bank I tested, and it’s still the best. The Qi2 wireless charging standard borrows elements of Apple’s MagSafe, enabling supported phones to connect with perfect alignment using a ring of magnets. Qi2 brings faster wireless charging rates of up to 15 watts, but is also backward compatible, so older Qi devices can still charge, albeit more slowly. This compact portable charger has a handy kickstand, a two-way USB-C port on the left edge, and a power button with an LED display showing remaining power as a percentage of charge time on the right. It can accommodate Qi2 or MagSafe phones in portrait or landscape orientation (it works with Apple’s StandBy mode). I tested with an iPhone 14 Pro and got 25 percent in around 20 minutes. Despite a large capacity, it falls short of two full charges for your iPhone when charging wirelessly. You might squeeze out a little more if you plug in the short USB-C cable provided.
If you have an iPhone or another Qi2 phone, we recommend some alternatives in our Best Qi2 and MagSafe Power Banks guide.
Specs Ports: USB-C x 1, Qi2 wireless charging pad x 1 Capacity: 10,000 mAh Charges: Most smartphones one or two times Wattage: 15 watts (wireless), 27 watts (wired) Warranty: 2 years
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Best With a Built-In Cable
Baseus
EnerCore CR11 Power Bank
Whether you’re sick of forgetting cables or having to untangle them, a power bank with a built-in retractable cable is a great solution, and this Baseus charger can cover all your small gadgets, and maybe even boost your laptop, as it delivers up to 67 watts. There’s 2.3 feet of USB-C cable when fully extended, but you can pull and stop at shorter lengths, and there’s also a USB-C port. Tap the power button once, and the circular display shows the remaining percentage. Tap it twice to activate low current mode for charging earbuds or smartwatches safely. It fully charged my iPhone 16 three times with change, and added close to 50 percent to a MacBook Air. On the downside, it can get very warm when charging at higher rates. There’s also a 10,000-mAh model that maxes out at 45W.
Specs Ports: USB-C retractable cable x 1, USB-C x 1 Capacity: 20,000 mAh Charges: Most smartphones three or four times Wattage: 67 watts Warranty: 2 years -
A Compact Power Bank
Anker
Nano Power Bank With Instacord
If you’re looking for a compact power bank with decent capacity, Anker’s Nano Power Bank is my pick, but watch out because the company has several power banks with the same name. This model has a 10,000 mAh capacity, a 2.3-foot retractable cable, and the ability to charge devices at up to 45 watts. There’s a subtle display under the surface, and you can cycle through remaining percentage, battery health (cycles), and temperature by tapping the power button on the side. It also has a small carry loop, a USB-C port (45 W), and a USB-A port (22.5 W). It can fast charge most phones and comes close to delivering two full charges for my iPhone 16. While you can charge from the cable and ports at the same time, it reduces the maximum output dramatically (15 W for two, 7.5 W for three).
Specs Ports: USB-C retractable cable x 1, USB-C x 1, USB-A x 1 Capacity: 10,000 mAh Charges: Most smartphones twice Wattage: 45 watts Warranty: 2 years
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Also a Wall Charger
Nubia
Redmagic Go Power Bank
Power banks often look boring, so anything different always catches my eye. Redmagic’s Go Power Bank combines a cool, modular look with a thoughtful and practical design. As a power bank, it’s spendy, especially since you’ll be lucky to get one full charge for your phone from the limited 5,000-mAh capacity. But consider it a replacement for your laptop charging brick or phone charger, and you start to see the charm. This GaN charger with foldable prongs plugs directly into an outlet to deliver up to 65 watts via the USB-C port, but it also has a tough 7.5-inch USB-C cable that doubles as a handle. Stick it in your bag or pocket, and you have a charger, cable, and power bank backup for emergencies all in one. It also fast-charges most devices I tested and supports PD3.0, QC3.0, PPS, and more.
Specs Ports: USB-C x 1, USB-C cable Capacity: 5,000 mAh Charges: Most phones once Wattage: 65 watts Warranty: 6 months -
A Repairable Power Bank
Gomi
Power Bank
While I love the swirly designs, solid metal bottom, and compact size, it’s Gomi’s ethos that sells these power banks. Handmade by a small indie business in Brighton, UK, from recycled plastic, with power generated by repurposed ebike batteries, Gomi claims at least 50 percent less CO2 emissions than comparable power banks. It looks and feels good, with curved sides, and Gomi promises up to 6-foot drop protection. A power button on the side lights up the four LEDs and shows how much of the 10,000-mAh capacity remains.
Both ports can deliver up to 18 watts, and you can charge two devices at once. It takes around four hours to fully charge from dead. There is a two-year warranty with this power bank, offering free repairs. Gomi has designed it to be easily repairable, so even out of warranty, you can get it fixed for a maximum cost of £20 ($25) plus shipping. If it should get damaged beyond repair somehow, Gomi will recycle it properly. You also get a braided USB-C to USB-C cable in the box.
Specs Ports: USB-C x 1, USB-A x 1 Capacity: 10,000 mAh Charges: Most smartphones two or three times Wattage: 36 watts Warranty: 2 years
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Small and Fast
Ugreen
Nexode Power Bank
Displays in power banks are growing common. All offer a precise readout of the remaining battery percentage, some show charging rates and other stats for power bank nerds, but this is the first one I’ve tried that has a cute wee robot face. This makes it easy to anthropomorphize (mine is named Charlie), but thankfully, it is also a super speedy power bank offering up to 100 watts, which is unusual in a charger this size. Light and easy to sling in a bag or even a pocket, Charlie can be fully charged in just 90 minutes and supports several fast charging protocols (PD, PPS, QC, AFC, FCP, and SCP). I also tried the 20,000 mAh model ($60), which ditches the face for a detailed stat readout on its color screen, but I prefer the smaller version.
Specs Ports: USB-C x 1, USB-A x 1 Capacity: 12,000 mAh Charges: Most phones at least twice Wattage: 100 watts Warranty: 2 years -
Best for Travel
Infinacore
P3 Pro
As a power bank, the P3 Pro is relatively big and expensive for its meager capacity, but it has a smart design that plugs directly into an outlet. Infinacore includes slide-on Type C, I, and G travel plug adapters, covering you for trips to the UK, Europe, and Australia, among other places. It has three ports, but you can turn it on its side to use the magnetic Qi2 wireless charging pad (up to 15 watts). It has a rubbery carry loop, and the soft touch finish ensures your gadgets won’t get scraped, though mine is already attracting dust and debris.
There’s a wee display showing remaining power, charging time, wattage in and out, and temperature, and it even changes orientation when you put the P3 Pro on its side on its rubber feet to use the wireless charging pad. Infinacore currently offers a gimmicky 99-year warranty, but you must register your device within 48 hours of buying.
Specs Ports: USB-C x 2, USB-A x 1, Qi2 wireless charging pad x 1 Capacity: 10,500 mAh Charges: Most phones one or two times Wattage: 65 watts Warranty: 1 year (99 years)
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Best Waterproof Power Bank
Elecom
Nestout Rugged Power Bank
Adventurers seeking a power bank that can survive camping in the rain or paddling down a river should check out the Nestout rugged power bank range from Elecom. These thoughtfully designed power banks boast an IP67 rating, have built-in shock absorbers, and are completely dustproof thanks to screw-on caps for the ports. Each power bank has a power button and five LEDs that show the remaining power in 20-percent increments.
The standard tripod threading on the bottom is super handy if you snag the dimmable lamp ($43) or light panel ($45) attachments. Both plug into the top of the power banks and are IP44-rated. There’s even a waterproof folding solar panel ($90) to keep the portable chargers topped up when you can’t get to an outlet.
Specs Ports: USB-C x 1, USB-A x 1 Capacity: 10,000 mAh (5,000 mAh or 15,000 mAh) Charges: Most phones two or three times Wattage: 32 watts Warranty: 1 year -
Most Portable
Clutch
Pro
The svelte Clutch Pro, available in black, white, or pink, is about the same size as a stack of credit cards and weighs around 4 ounces. It’s designed to slide easily into pockets and bags and offers a modest top-up for your phone’s flagging battery. The latest version of the super-slim portable charger is a little bigger but packs a larger battery than its predecessors, at 5,000 mAh. It can also stick to MagSafe iPhones magnetically.
You charge it via the USB-C port, and there’s a built-in charging cable (there’s a different Lightning model). It’s slow, gets quite warm when plugged in, and a full Clutch added only around 40 percent to my iPhone 14 Pro’s battery. It also scuffs quite easily in a bag. You can get higher capacities and more efficient chargers for less, but portability is the point of the Clutch Pro, and it’s a handy size to tuck away in your bag for emergencies.
Specs Ports: USB-C x 1, built-in Lightning or USB-C cable Capacity: 5,000 mAh Charges: Adds around 30 to 60 percent to most phones Wattage: 18 watts Warranty: 1 year
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For Gamers
Ayaneo
Retro Power Bank
Most portable chargers are featureless plastic bricks, but Ayaneo proves power banks don’t have to be dull with this adorable retro replica of Nintendo’s Super Famicom, better known as the SNES (Super Nintendo Entertainment System) in the US. Super cute and lightweight at 238 grams, Ayaneo’s Retro Power Bank has a tiny OLED showing the remaining battery, charging speed, protocol, and temperature. The function button brings it to life, and the slide switch cycles through the display options. It can send or receive up to 45 watts, but that’s a total for the output, so if you charge two devices simultaneously, you’ll get 15 W and 30 W. It supports PD 3.0, QC 3.0, and SCP. It’s a handy size, works reliably, and always catches the eye of older gamers.
Specs Ports: USB-C x 2 Capacity: 12,000 mAh Charges: Most phones at least twice Wattage: 45 watts Warranty: 1 year -
Camping Companion
Anker
Solix C300 DC Portable Power Station
There is plenty to like about Anker’s Solix C300 DC. This portable charger has a whopping 90,000 mAh capacity, so it can easily keep your gadgets topped off for a weekend in the wilderness. It has a lovely pop-up lantern with three brightness settings and a versatile array of ports. You can charge it to 80 percent in an hour using the two fast USB-C ports, but it also has an XT60 input for a 100 W solar panel (it took me several hours to fully charge this way) and a socket for charging from your car. It is heavy at 6.17 pounds, but the tall form and carry handle make it easy to take with you, and Anker sells an optional shoulder strap for $30. You can connect the Anker app on your phone via Bluetooth or Wi-Fi, but you don’t need to, as the display shows the percentage remaining, watts in or out, and a remaining time estimate. If you are hiking with a pack to go camping, this is the highest-capacity portable charger you can realistically carry easily. We have a separate Best Portable Power Stations guide with recommendations for anyone who needs a lot of power.
Specs Ports: USB-C x 4, USB-A x 2, Car socket x 1 Capacity: 288 WH (90,000 mAh) Charges: Most phones 10 times or a laptop three times Wattage: 300 watts Warranty: 3 years
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Best for the Car
Noco
Boost Plus GB40 Jump Starter
It’s a horrible feeling when your car refuses to start because the battery is dead, but if you have a portable battery pack like this one in your trunk, you can give yourself a jump-start. A former WIRED reviewer called it a roadside lifesaver after it jump-started his car several times on a long trip home from out of state. The Noco Boost Plus is a 1,000-amp, 12-volt battery pack with jump leads. It also has a USB-A port to charge your phone and a built-in 100-lumen LED flashlight. It’s a good thing to have in your trunk, but you must remember to charge it every six months. It’s also IP65-rated and good for temperatures from –4 degrees Fahrenheit up to 122 degrees.
Specs Ports: USB-A x 1, Micro-USB x 1 for charging Capacity: 2,150 mAh Charges: Can jump-start a car up to 20 times Wattage: 5,000 watts Warranty: 1 year -
Best for the Rest
Panasonic
Eneloop AA/AAA Charger
Got devices that don’t charge via USB? Yes, they’re still around. I have an old, but still great, GPS device that runs on AA batteries, headlamps that take AAA batteries, and countless other odds and ends that need batteries. After running through several brands, I’ve found Eneloop rechargeable batteries to be the longest-lasting and most reliable. The fast Panasonic battery charger can recharge any combination of AA and AAA batteries in less than four hours, and you can sometimes get it bundled in a pack that includes four AA Eneloop rechargeable batteries.
The standard AA Eneloop batteries hold around 2,000 mAh each, with AAA batteries holding 800 mAh, but you can upgrade to Eneloop Pro (2,500 mAh and 930 mAh, respectively) for more demanding gadgets, or go for Eneloop Lite (950 mAh and 550 mAh) for low-power devices. They come precharged with solar energy, and Eneloop recently switched to plastic-free cardboard packaging.
Rechargeable batteries are a smart idea, and Eneloop are the best, but if you need alkaline batteries for some reason and you are in Europe, check out the Itson range. They are made in the EU from recycled materials and are very affordable.
What Features Should I Look for in Power Banks?
There are a few things worth thinking about when you’re shopping for a portable charger.
The capacity of a power bank is measured in milliampere-hours (mAh), but this can be a little misleading because the amount of power you get out depends on the cable you use, the device you’re charging, and the charging method (Qi wireless charging is less efficient). You will never get the maximum capacity. We try to provide a minimum estimate of what you’ll get in terms of charges for devices.
The charging rate for devices like smartphones is measured in watts (W), but most power banks list the voltage (V) and the amperage (A). Thankfully, you can calculate the wattage yourself simply by multiplying the voltage and amperage. Unfortunately, getting that maximum rate also depends on your device, the standards it supports, and the charging cable you use. Many smartphones, including Apple’s iPhones, support the power delivery standard, meaning you can use higher-power power banks to recharge the device with no issues. A few phones, such as Samsung’s Galaxy S range, support a supplementary PD protocol called PPS (Programmable Power Supply) that goes up to 45 watts. Many phones also support Qualcomm’s proprietary Quick Charge (QC) standard. There are also other proprietary fast-charging standards, but you won’t generally find power banks that support them unless they come from the smartphone manufacturer.
Your device will need pass-through support if you want to charge your power bank and use it to charge another device simultaneously. The Nimble, GoalZero, Biolite, Mophie, Zendure, and Sharge portable chargers listed support pass-through charging. Anker discontinued support for pass-through in some of its products because it found that differences between the output of the wall charger and the input of the device being charged can cause the power bank to cycle on and off rapidly and shorten its lifespan. Monoprice does not support pass-through charging either. We would advise caution when using pass-through, as it can also cause portable chargers to heat up.
Can I Take a Power Bank on a Plane?
It’s safe to fly with a power bank, but there are two main restrictions to keep in mind when you board a flight: You must have the portable charger in your carry-on luggage (it cannot be checked), and it must not exceed 100 watt-hours (WH). If your power bank has a larger capacity than 27,000 mAh, you should check with the airline. Below that should not be a problem.
Some airlines introduced stricter rules in 2025, so always check with your chosen airline before you travel. For example, some airlines prefer you not to use or charge power banks during a flight, some require power banks to be in your hand luggage under the seat in front of you and not in the overheads, and some limit the number of power banks you can have onboard.
Why You Should Avoid Cheap Power Banks
Many years ago, the Samsung Galaxy Note 7 gained notoriety when its batteries caught fire in a series of incidents. There’s been a steady stream of similar, though isolated, incidents ever since. However, despite the high-profile coverage of batteries gone wrong, the vast majority of lithium-ion batteries are safe.
The chemical reaction that occurs inside a lithium-ion cell is complex, but as in any battery, there’s a negative and a positive electrode. In lithium batteries, the negative is a lithium-carbon compound, and the positive is cobalt oxide (though many battery makers are moving away from cobalt). These two compounds cause a reaction that is safe when controlled and delivers energy to your devices. When the reaction gets out of control, though, you end up with earbuds melting in your ears. What changes a safe reaction to an uncontrolled reaction can be any number of things: excess heat, physical damage during use, physical damage during manufacture, or using the wrong charger.
The three basic rules that have kept me safe (thus far) through testing dozens and dozens of batteries are:
- Avoid cheap cords, chargers, and outlet adapters.
- Make sure batteries aren’t exposed to excessive heat (over 110 degrees Fahrenheit).
- Regularly inspect batteries for signs of damage.
Avoiding cheap wall-outlet adapters, cords, and chargers is the most important. These are your most likely source of problems. Those chargers you see on Amazon for $20 cheaper than the competition? Not worth it. They probably got the price down by skimping on insulation, leaving out power-management tools, and ignoring the basics of electrical safety. Price alone is no guarantee of safety, either. Buy from reputable companies and brands.
Then there’s heat. Too much of it can cause all manner of problems, both in terms of discharge and in terms of safety. Avoid heat, and pay attention to your batteries when they’re charging. If your device gets overly hot when charging, this can be a sign of problems. Similarly, beware of any swollen, bulging, or otherwise misshapen batteries.
How We Test Power Banks
I’ve been testing power banks for close to two decades now, and my home office has stacks of ’em at any given moment. I test every portable charger that comes in for at least two weeks. I always check how many times it can fully charge my test phone (currently an iPhone 16). I’ll also try charging my Pixel 10 Pro XL and Samsung Galaxy S24+ to test charging speeds, and whatever else I have in. For larger capacity power banks, I test charge an iPad Mini and a MacBook Air. I test how long it takes to recharge each empty power bank.
Aside from standard tests, I try to use the power banks in my everyday life, just to see how they feel, and my wife and kids often help out and share their opinions. For some of our top picks, I continue to test over months to try and get a sense of their reliability and durability, though it’s not possible to do this for every device that lands on my desk. Beyond function, I take form and usability into account. I keep an eye on user reviews and consider the warranties and customer service of each manufacturer.
How Does WIRED Select Power Banks to be Reviewed?
I often scan the latest releases to seek out worthy prospects, whether from an unknown new brand or an established favorite like Anker. I also get pitched many power banks every week. I sometimes reach out to these companies to ask for the product, but never promise any kind of editorial coverage—that goes against WIRED’s editorial policies. While WIRED usually earns affiliate revenue if you purchase a power bank using our link, this is not factored into the decision process when ranking.
There are too many power banks on the market for me to test everything, so I tend to stick to reputable brands, but there’s always room for something new if it has a compelling new feature or price, and I cover as many as I can. (Leave a comment or send me an email if you want me to test a power bank from a certain brand!) Once testing is complete, I typically donate power banks to a local charity. I try to hang on to some of our top picks for comparison purposes and to test their longevity.
Other Portable Chargers We’ve Tested
There are so many portable chargers out there. Here are a few more we like that just missed out on a place above for one reason or another.
Aohi Starship Power Bank for $120: The Aohi Starship looks like something you might find on the Nostromo, with a black and yellow design, three ports in one end, and a display to show remaining battery life as a percentage and wattage in and out. Information is in yellow, but the display is very dim (too dim to make out in direct sunlight). This high-capacity power bank supports PD 3.1 and can deliver a chart-topping 240 watts for two devices via the two USB-C ports (140 watts and 100 watts), making it a good choice if you want to charge two laptops simultaneously. You can fly with it in your carry-on, and there’s a 140-watt 3.3-foot USB-C cable in the box. Aohi also offers a bigger capacity 40,000 mAh model ($160), but it’s capped at 140 watts.
Anker Prime Power Bank for $170: Anker’s innovative, high-wattage, high-capacity Prime Power Bank series kicked off a few years ago with an optional docking station for faster recharging via pogo pins on the bottom. The latest model is more compact and powerful than ever, offering 26,250 mAh at 300 watts across two USB-C ports and one USB-A, making it suitable for charging a couple of MacBooks and a smartphone at once. It also boasts a smart display and app control, and it comes with a 3.3-foot USB-C cable. Plug in both USB-C ports and you can recharge at 250 watts to 80 percent from zero in 20 minutes.
BioLite Charge 100 Max for $180: This durable power bank is versatile, a good size to slip into a bag, and has a nice, grippy textured finish. The yellow plastic makes it easy to spot in a bag or crowded tent, and the segmented LED shows the remaining power in blocks of 10 percent. The Charge 100 Max can simultaneously charge up to five devices, and the wireless charging pad on top is handy in the dark when you don’t want to fumble with cables. If you don’t need such a large capacity, we also tested and liked Biolite’s smaller and simpler 6,000-mAh Charge 20 PD ($50), 10,000-mAh Charge 40 ($70), and 20,000-mAh Charge 80 ($100).
Statik SmartCharge 5-in-1 Travel Power Bank for $70: Maybe you don’t care about charging at top speed or having a detailed LED readout; this power bank has much in common with the P3 Pro above, but costs far less. You get slide-on Type C, I, and G plug adapters for travel, a magnetic wireless charger (up to 15 watts), USB-A and USB-C ports, and built-in USB-C and Lightning cables. There’s even a rubbery carry loop and a teeny slide-out stand for your phone to sit on. It worked fine, charging multiple devices, but it is slow. The wireless charging pad never seemed to hit its max rate for me and lacks official Qi2 certification. You can also expect to get significantly less than the stated capacity.
Ugreen 145W Power Bank for $66: Surprisingly compact for a 25,000-mAh battery, this weighs 1.1 pounds and has two USB-C ports and one USB-A port. Our former pick for tablets, the Ugreen, actually offers 145 watts, one USB-C port at 100W, and the other at 45W. There’s a small LED readout on the side of the battery with the current charge state of the battery. I’d have liked to see some charging info on that screen as well, but that’s a small quibble with what’s an otherwise outstanding option if you need to keep your tablet or iPad charged up wherever you are.
Iniu Portable Charger for $22: This power bank is very small for a 10,000-mAh capacity. You can charge at up to 45 watts from either of the USB-C ports or 18 watts from the USB-A, but recharging is limited to 20 watts. The smart design includes a detachable USB-C cable that serves as a carry loop and a small display to show remaining power. Sadly, it fell short of the stated capacity in my tests, and the display sometimes failed to update the remaining percentage correctly.
Voltme HyperCore 20 for $28: Slim, high-capacity (20,000 mAh), and cheap, this Voltme power bank is a decent value. It worked fine in testing but fell well short of the stated capacity, and charging rates proved slow. This portable charger also takes several hours to recharge (six hours with the right charger, over 20 hours with a normal charger). I also tested the HyperCore 10 ($19) and the 10K Pro ($23). The 10K Pro can charge devices at up to 30 watts, making it the pick of the bunch.
OnePlus Slim Magnetic Power Bank for $70: Sleek in silver grey aluminum with a chamfered edge, this power bank looks lovely and is very slim, not to mention lightweight at just 120 grams. But the 5,000-mAh capacity is just over half that after inefficiency takes a bite. Wireless charging tops out at 10 watts for Android and 7.5 watts for iPhone (even wired charging is limited to 10 watts). You can snag better performers for less.
Denvix PowerX Power Bank for $180: This beefy 25,000 mAh power bank can put out up to 200 watts via two USB-C ports, one USB-A, and a Qi wireless charging pad, to charge four devices simultaneously, maybe a laptop, a couple of phones, and some earbuds. The display shows power remaining, watts in or out, temperature, and a few other stats. It’s a solid option if you want something that can charge laptops, but the finish is a little too smooth, and it gets very warm when charging multiple devices.
Sharge Flow Mini for $24: With a similar design to Anker’s Nano Power Bank above and the same 5,000-mAh capacity, you might be tempted to go for this instead. It comes with interchangeable USB-C to USB-C or Lightning connectors (which I worry will be easy to lose) and has a built-in USB-C cable that doubles as a strap, though it’s tricky to pull out. There’s a power button with four LEDs to show the remaining power, and it only takes an hour and a half to refill, but the charging rate maxes out at 12 watts either way.
Cuktech 15 Ultra for $60: With impressive build quality, including a nice grippy material on the underside and a handy display showing power output and input, this Cuktech (pronounced chook-tek) power bank boasts 20,000-mAh capacity, can charge two or three devices simultaneously at up to 165 watts, and supports many fast-charging protocols including PPS, QC, PD3.1, FCP, SCP, and MiPPS.
Baseus Blade 2 for $100: With an extremely thin design, this 12,000-mAh-capacity power bank is easy to slip into a backpack and can charge most phones a couple of times or top up a laptop at up to 65 watts. It has a display showing battery life as a percentage of time remaining and the input or output for both USB-C ports. We’ve tried many products from up and down the Baseus product line. While they are generally reliable, we do think there are better options.
FansDreams MChaos for $46: I love the idea of a wearable power bank, and this one comes in lime green with a carabiner that makes it easy to attach to a bag. It also has a built-in, retractable, 28-inch USB-C cable to charge your phone at up to 20 watts. Recharging the power bank is a little slower at 18 watts. The colored LED gives you a sense of remaining juice as it goes from green to orange to red, but the 5,000-mAh capacity means you’ll be lucky to get one full charge for your phone, and even the discounted price feels a little high. I also tested the 10,000-mAh model ($50), which has a nicer design. Pull the 2.3-foot retractable USB-C cable out and the percentage remaining pops up visible through the shiny plastic of the case. There’s a USB-C port on the bottom for charging, and it goes up to 22.5 watts either way.
Iniu Power Bank BaI-B64 for $76: Offering relatively low prices, Iniu is a power bank brand on the rise. This portable charger packs a 27,000-mAh capacity, can put out up to 140 watts, and charges three devices at once via two USB-C ports and a single USB-A port. We also tested the very similar BI-B63 ($50), which has a slightly lower capacity at 25,000 mAh but seems like a better value. Unfortunately, both fell slightly short of the stated capacity when tested. We also like the color options available in the company’s slimmest version.
Anker Nano Power Bank 10,000 for $30: Another solid option from Anker (also available for £40 from Amazon UK), this power bank has a built-in USB-C cable that doubles as a loop for easy carrying and a further one USB-C and one USB-A port. It has a 10,000-mAh capacity, good for just shy of two full charges for most phones. It maxes out at 30 watts each way and can be fully charged in around two hours.
Mophie Powerstation, Powerstation XL, and Powerstation Pro AC for $38+: Mophie’s 2023 update to its Powerstation line has three devices in 10,000-, 20,000-, and 27,000-mAh capacities. They’re bulky, nondescript devices with USB-C and USB-A ports, but the latter has an AC port and is great for travel. WIRED reviews editor Julian Chokkattu used the XL during his trip to Japan and had no trouble keeping his Switch Lite and Pixel 7 Pro topped up. There are LEDs to indicate remaining battery life, but there’s otherwise nothing special about ’em.
iWalk Portable Charger for $27: WIRED reviews editor Julian Chokkattu used the Lightning version of this power bank while covering the Apple event, and it reliably topped up his iPhone. The 4,800-mAh capacity won’t fully refill your device, but it’s tiny enough to keep in a bag at all times. There’s an LED that shows the remaining percentage of power left.
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