If you’re looking to buy a new portable usb battery and still confused about which one is best.

Then you’re in the right place because Our team has spent more than 50 hours researching, comparing, and testing the different options available in the market nowadays to be able to compile the following list of picks for the best portable usb battery you can purchase right away from Amazon.

First, here are our picks for today along with our research score for each item.

Top 10 best portable usb battery (Our Favorites)

Now, let’s take a look at each item of the best portable usb battery, in order to know the different features & benefits of each pick.

2-Pack Miady 10000mAh Dual USB Portable Charger, Fast Charging Power Bank with USB C Input, Backup Charger for iPhone X, Galaxy S9, Pixel 3 and etc …

$21.99  in stock
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • 【2-Pack 10000mAh Power Bank】Two 10000mAh battery packs not only for portable charging but also around the home. Allowing you charge mobile devices without having to be tethered to a plug socket. Each of them fully charges 2.4 times for iPhone X, 3.6 times for iPhone 8 and 2.2 times for Samsung Galaxy S9.
  • 【Dual Output & Input】Each has 2 USB output ports that detect all the connected devices and efficiently distributes the current output up to 5V 2.4A. The USB C and Micro USB ports can fully refill the battery itself in 5 hrs at 5V 2.0A.
  • 【Reliable Li-polymer Cell】Thanks to the Li-polymer battery pack, the charger is much safer than any Li-ion charger. Also, it's lighter and slimer that you can easily carry it around, even on airplanes.
  • 【Small & Slim】It feels incredibly compact for a 10000mAh power bank, weighing just 218g and only 14mm thick. Grippy design is easy to hold, easy to toss into a bag and incredibly portable.
  • 【What You Get】2 * Miady 10000mAh USB Portable Charger (White & Black); 2 * USB Cable (Lightning cable is not included)); 1 * User Manual. We provide 24*7 friendly customer support and also back our products for 18 months.

Portable Charger, 2-Pack 20000mAh Power Bank Ultra Slim Fast Charging External Battery Pack with Dual USB Outputs Compatible with iPhone 13/12 Pro/12/11/XR/X, Samsung S20, iPad Tablet etc.

$32.95
$28.00
 in stock
2 new from $28.00
1 used from $25.76
Free shipping
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • ✅【Portable Charger 20000mAh* 2 Pack 】Two 20000mAh external batteries, no worry about the equipment running out of power. Built-in 20000mAh battery is enough to charge iPhone 12 4.2 times, Samsung Galaxy S9 3.8 times, HUAWEI P30 3.1 times and iPad mini 2 times; not only can be used for personal portable charging, but also can be shared with others.
  • ✅【Ultra-rapid 2X2-Devices Charging】Each portable charger features dual 2.1A fast USB outputs, you can recharge your power bank more convenient using the included Micro USB cable.[ 2 pack ] dual outputs portable charger allow you to charge 4 devices simultaneously.Scroll, snap and stream more without worrying about low battery.
  • ✅【Safety Guaranteed】Built in reliable lithium polymer battery helps to charge your phone safely and prevent over-voltage, over-charging, over-current, or short circuit, etc. Won’t get too hot or cause a lot of heat on the battery of your phone. These battery packs are also airline-approved so you can travel anywhere with them.
  • ✅【Unique LED indicator Shows Remaining Power】It can clearly see the battery level by the color of the switch: different colors representing different remaining power.✦Red light:0%-25%;Green light:26%-50%; Blue light:51%-75%; White light:76%-100%.✦
  • ✅【Small & Slim】Grippy design is easy to hold, Easily slip the ultra-slim 20000mAh into your bag without even adding any bulk, and you’ll have massive power in handy, it is incredibly portable.

Portable Charger 38800mAh,LCD Display Power Bank,4 USB Outputs Battery Pack Backup, Dual Input USB-C Phone Charging Compatible with iPhone 13 Pro Max/13 Mini/12,Android Samsung Galaxy/Pixel/Nexus/iPad

$33.95
$25.85
 in stock
4 new from $25.85
2 used from $24.56
Free shipping
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • RGVOTA Guarantee: Three Years Warranty + LIFETIME technical support for our 2022 Newest Updated Version [38800mAh] Portable Charger!
  • Portable Charger: 38800mAh Ultra-Large Cell Capacity power bank will keep your phone running all day, It widely compatible with iPhone, Samsung Galaxy, Pixel,Nexus,LG smartphone and more USB devices.
  • With 4 USB Output ports and Dual Input(5V/2.1A), you have more options over how you recharge and for how many smart devices you want to fast active simultaneously. [NOTE: USB-C Input Only]
  • Easily track the status of your charge on LED Digital Display. With built-in intelligent chip, the battery pack charger can protect your devices against overcharge, over discharge, excessive currents , short circuits or overheating.
  • Package Content: RGVOTA LCD Display portable charger power bank, Micro cable, welcome guide, 3 Years warranty, and Lifetime technical support.(USB C Cable not be included)If you have any question, pls feel free to contact us via message.

Portable Charger 36800mAh, Power Bank with Tri-Outport & Dual Inport (2.1A USB-C Input and Micro USB Input) External Battery Pack Compatible with iPhone 13/12/11,Galaxy S20 Tablet etc[2022 Version]

$31.95  in stock
4 new from $31.95
1 used from $27.50
Free shipping
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • 36800mAh Ultra-high Capacity: [2022 Version] 36800mAh power bank with ultra-high capacity can charging for iphone 13/12 /11 above 6 times, Samsung Galaxy S20 above 5 times. Keep Your phone running all day. Without extra worry about low phone battery. Ideal to take it for play game, trip and listen music.
  • Power Bank with Tri-Output & Dual Input : With 2.1A 3 USB Output ports , you can charge 3 devices simultaneously. Dual Inport - 2.1A USB C Input, 2.1 A Micro USB Input. power bank can be full charged around 10 hours by usb-c input. [USB C Cable not be included; USB-C Input Only]
  • Super Safety - Intelligent Controlling IC: Pxwaxpy Power bank bulit-in Intelliegent Controlling IC can effectly prevent your power bank overcharge, overvoltage, overcurrent and short circuit. you can get more convenient and happy from this high quality power bank.
  • Universal Compatibility & Smart LED Indicator: Pxwaxpy USB Portable Charger widely compatible with iphone, Samsung Galaxy, Pixel smartphone and smaller devices such as bluetooth earbuds, fitness tracker, smartwatch ect. Used Smart LED Indicators tracking remaining power left (25%-50%-75%-100%).Input and output status, you need not guessing whether need to charge it or not
  • What You Get: Pxwaxpy 36800mAh portable charger (2022 Version), Micro USB Cable (Not including USB C Cable), User manual. And 36 month warranty policy and lifetime technical support.

ROMOSS 30000mAh Power Bank Sense 8+, 18W PD USB C Portable Charger with 3 Outputs & 3 Inputs External Battery Pack Cell Phone Charger Battery Compatible with iPhone 13 12, Samsung Galaxy iPad and More

$49.99
$33.14
 in stock
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • -1 Week of Worry-free Power: Fully recharged power bank Sense 8+, the 30,000mAh capacity gives 12.6 full charges to iPhone 8, 7.2 to Samsung S9, and 4 full charges to iPad mini 4. A Must-have for unlimited gamers, for camping, hiking and all kinds of fests.
  • -18W Rapid Recharge 3-Input: It only takes 11 hours to fully recharge the 30,000mAh power bank with an 18W PD adaptor(Not inculde). Featuring 3-input: Micro-USB, l i g h t n i n g and Unique USB Type-C ports provides high convenience of recharging this power bank with your iphone or Andriod cables.
  • -Fast Charge⊕ 3-Output: Charges QC-support devices up to 80% in just 35 minutes, 4 times faster than conventional chargers. 3 USB outputs enable to charge a mobile phone, a tablet simultaneously at maximum speed up to 3 amps.
  • -Safety & Reliability: The built-in intelligent safety system ensures complete protection for you and your devices, including over-heat, over-charge, over-current, over-discharge and short-circuit protection.
  • -CABLE IS NOT INCLUDED – This portable charger can be charged with any of 3 types of cables (Micro USB/L i g h t n i n g/Type-C) you’re using for your device. Designed with the purpose of environment protection, CABLE IS NOT INCLUDED.

Portable Charger Power Bank 30000mAh - SOXONO Solar Charger, 2 USB Ports High-Speed Panel External Battery Pack for iPhone, Samsung Galaxy and More

$39.99
$35.99
 in stock
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • 30000 mAh Huge Capacity Power Bank: Portable Charger 30000mAh high capacity allows to charge your devices multiple times. Like iPhone, Samsung Galaxy, GOPRO etc.
  • Dual Outputs and Inputs Charging Bank: With dual outputs (2.1 A high speed USB ports),it allows you to charge 2 devices at the same time! It can charge for iPhone11 Pro up to 7.4 times,iPhone12 Pro up to 5.6 times, Galaxy Note 20 up to 4.8 times.
  • Solar Chargers for Outdoor: It is convenient for you to carry it when you are doing outdoors activities;like camping, cycling, fishing, traveling, hiking and beaches. due to these variations in sunlight intensity and the solar panel conversion rate, it may take a long time to charge the battery bank using the solar panels; The primary way to charge the battery bank is by USB and only use solar charging feature in an emergency.
  • Quality Certificated External Battery: Our product has passed certifications like ul, ce, fc, rosh, etc; providing superior protection for you and your devices. built in three high quality li-polymer batteries and safeguards, longer standby time and protect your devices against excessive current, overheating,and overcharging, safe and reliable.
  • Lifetime Friendly Customer Service: 30000 mah solar charger x 1, charger cable x 1, user manual x 1. If you have any questions, please contact us by email and we will give you a satisfactory answer within 24 hours, thank you.

Anker PowerCore 26800 Portable Charger, 26800mAh External Battery with Dual Input Port and Double-Speed Recharging, 3 USB Ports for iPhone, iPad, Samsung Galaxy, Android and Other Smart Devices

$66.99  in stock
7 new from $59.99
9 used from $42.99
Free shipping
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • The Anker Advantage: Join the 50 million+ powered by our leading technology.
  • Colossal cell capacity: 2,6800 mAh of power charges most phones over 6 times, tablets at least 2 times and any other USB device multiple times.
  • High-Speed Charging: 3 USB output ports equipped with Anker's PowerIQ and Voltage Boost technology ensure high-speed charging for three devices—simultaneously (Not compatible with Qualcomm Quick Charge).
  • Recharge 2X Faster: Dual Micro USB (20W) input offers recharge speeds up to twice as fast as standard portable chargers—a full recharge takes just over 6 hours while using both input ports (wall charger not included).
  • What you get: Power core 26800, 2X Micro USB cable, Travel Pouch, welcome guide, our worry-free 18-month and friendly customer service. Usb-c cable and Lightning cable for iPhone/ iPad sold separately. Input: 5V ⎓ 4A (5V ⎓ 2A Max Per Port) Output: 5V ⎓ 6A (5V ⎓ 3A Max Per Port)

Anker Portable Charger, 313 Power Bank (PowerCore Slim 10K) 10000mAh Battery Pack with High-Speed PowerIQ Charging Technology and USB-C (Input Only) for iPhone, Samsung Galaxy, and More

$21.99  in stock
7 used from $17.59
Free shipping
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • Quality Throughout:Built adventure-tier touch with superior durability and scratch resistance, PowerCore Slim 10000 is premium both inside and out.
  • Slim Size, Big Power:One of the slimmest and lightest 10,000mAh portable chargers on the market. Provides 2.25 charges for iPhone 12, 1.6 charges for Galaxy S20 and 1.2 charges for iPad mini 5.
  • Versatile Charging: Anker's exclusive PowerIQ and VoltageBoost technology combine to detect and deliver a tailored charge up to 12W, while the trickle-charging mode is the best way to charge low-power devices.
  • Superior Safety:Anker’s comprehensive MultiProtect safety system includes overcharge protection, short circuit protection, temperature control, and more.
  • What You Get: PowerCore Slim 10000 portable charger, Micro USB cable (USB-C cable and Lightning cable not included), travel pouch, welcome guide, lifetime* $25,000 connected equipment warranty, and friendly customer service. *For the purpose of this connected equipment warranty, "lifetime" is defined as the lifetime of the product.

2-Pack Miady 5000mAh Mini Portable Charger, Power Pack with 5V 2.4A USB Output, Power Bank Phone Charger for iPhone XR, 11, 12, Android Phones and etc

$13.99  in stock
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • 【Super-mini Charger】Light weight, compact, and sleek. Handy size that fits in your pocket easy and 4.2 oz each is not bulky at all.
  • 【Reliable Daily Backup】Each power pack has 5000mAh capacity which is enough to power a smartphone for at least 1 full charge cycle. Keep your phone going when battery icon starts to dip in the red.
  • 【12W Rapid Charging】Features a full-size USB port, you will get a 5V/2.4A output from the battery charger, that is faster than a regular 5V/2A charger adapter.
  • 【Widely Compatible】This power bank is compatible with iPhone 12/11/11 Pro/11 Pro Max/Xs/XR/Xs Max/X/8/8 Plus/7/7 Plus/6/6 Plus/6S/6S Plus/ 5; Samsung Galaxy S20/10/S9/S9+/S8/S8+/S7/S7 Edge/S6/S6 Edge/S5/S4 and so on (Must use ONLY USB cable).
  • 【What You Get】2 * 5000mAh Portable Phone Charger, 2 * Micro USB Cord (For recharging), 1 * User Manual. We provide 24 * 7 friendly customer support and also back our products for 18 months. Please feel free to send us messages.

Portable Charger Power Bank 25800mAh, Ultra-High Capacity Fast Phone Charging with Newest Intelligent Controlling IC, 2 USB Port External Cell Phone Battery Pack Compatible with iPhone,Android etc

$29.95
$18.00
 in stock
5 new from $18.00
3 used from $18.00
Amazon.com
as of May 29, 2022 9:08 pm

Features

  • 2019 Latest Design Portable Charger with 25800mAh Ultra-Huge Capacity, adopts our advanced intelligent controlling IC, higher quality, safer and more reliable, powerful and longer-lasting life after 100% checked and continuous aging test;
  • Universal Compatibility -- The power bank compatible with iPad, iwatch, Airpods, Samsung Galaxy, most other Smart cell phones, Tablets, Bluetooth devices and more. It can charge 6 to 8 times to eliminate the anxiety of your battery exhaustion. Suit for travel, and other indoor outdoor activities;
  • Dual USB Charging & Fast Recharge -- The Dual USB ports (2.1A+1A) to charge your two devices simultaneously, Fully recharges itself in 8~12 hours with 2.1A input charger, or 12-24 hours with 1A charger;
  • 4 LED Lights & Certified Safe -- Four led lights show the current remaining power of the item(25%~50%~75%~100%), easily press the power button to turn it on or off. Built-in smart protection system, the USB battery pack ensures complete protection for you;
  • 24 Months Support Services -- Ekrist 25800mAh portable battery charger, Micro USB cables, user manuals. Together 2 Years friendly, easy-to-reach support! Any question, please kindly contact us.