10 Best 20000mah Power Banks

After analyzing 758 products, scanning 4050 reviews, spending more than 36 hours of research and speaking with our test users, we think the Portable Charger Anker PowerCore 20100mAh is the one of the Best 20000mah Power Bank on the market.

# Image Name Brand Price
1 Portable Charger Anker PowerCore 20100mAh Portable Charger Anker PowerCore 20100mAh - Ultra High Capacity Power Bank with 4.8A Output, External Battery Pack for iPhone, iPad & Samsung Galaxy & More (Black)
(Editor’s Choice)
Anker $$$$$ Check price
2 20000mAh Portable Charger External Battery Power Bank for iPhone 6 20000mAh Portable Charger External Battery Power Bank for iPhone 6 6S Plus 5S, iPad, Samsung Galaxy, Smart Phones and Tablets (Black)
(Best value for the money)
SLE-TECH® $$$$$ Check price
3 [Upgraded] POWERADD Pilot X7 20000mAh Power Bank Dual USB Port [Upgraded] POWERADD Pilot X7 20000mAh Power Bank Dual USB Port External Battery Pack LED Flashlight Portable Charger Compatible For iPhone XS Max, 8, 7 Plus, iPad Pro, Mini, Galaxy S9 More - Black+Red POWERADD $$$$$ Check price
4 20 20,000mAh HIgh Speed Digital Power Bank Fast Charger Portable Ultra High Capacity 3.4A 2-Port USB +Led Flashlight External Battery Backup, for All Cell/Smart Phone Tablet Laptop iPhone Galaxy & More Tundras $$$$$ Check price
5 Boulder Pack Co Compact True-Capacity 20000 mAh Power Bank (with Boulder Pack Co Compact True-Capacity 20000 mAh Power Bank (with 2 Fast-Charge Smart-Output 3.0A Ports, Pass-Through Charging & TSA Compliant) Compatible with iPhone, iPad, and Android Boulder Pack Co $$$$$ Check price
6 Poweradd Pilot 4GS Plus 20000mAh Power Bank with 8-Pin& Micro Poweradd Pilot 4GS Plus 20000mAh Power Bank with 8-Pin& Micro Input, 3.6A Fast Charger for iPhone, iPad, Samsung, LG, HTC and More - Rose Gold (MFi 8 Pin, USB Cable Included) POWERADD $$$$$ Check price
7 Anker PowerCore Speed 20000 Anker PowerCore Speed 20000, 20000mAh Qualcomm Quick Charge 3.0 & PowerIQ Portable Charger, with Quick Charge Recharging, Power Bank for Samsung, iPhone, iPad and More Anker $$$$$ Check price
8 Portable Charger Portable Charger, BONAI iPhone Charger 20000mAh, Aluminum Polymer External Battery Pack 4.0A Max 8-Pin & Mirco Input 4-Port Output for iPhone X XS Max XR 8 7 6s Plus Galaxy S8 S7 Note 8 - Rose Gold BONAI $$$$$ Check price
9 Portable Charger RAVPower 22000mAh External Battery Pack 22000 Power Banks Portable Charger RAVPower 22000mAh External Battery Pack 22000 Power Banks 5.8A Output 3-Port (2.4A Input, iSmart 2.0 USB Ports, Li-polymer Phone Charger) For Smartphone Tablet – Black RAVPower $$$$$ Check price
10 SOLICE® 20000mAh Dual USB Output Portable Charger External Cell Phone SOLICE® 20000mAh Dual USB Output Portable Charger External Cell Phone Battery Pack Power Bank with LED Light for iPhone, iPad & Samsung Galaxy & More (Gray) SOLICE® $$$$$ Check price

Portable Charger Anker PowerCore 20100mAh – Best Overall 20000Mah Power Bank

Portable Charger Anker PowerCore 20100mAh
  • The Anker Advantage: Join the 10 million+ powered by our leading technology.
  • Ultra-High Capacity: Weighs as little as a can of soup (12.5 oz) yet charges the iPhone 7 almost seven times, the Galaxy S6 five times or the iPad mini 4 twice.
  • High-Speed Charging: PowerIQ and VoltageBoost combine to deliver the fastest possible charge(does not support Qualcomm Quick Charge). Recharges itself in 10 hours with a 2 amp charger, phone chargers (generally 1 amp) may take up to 20 hours.
  • Certified Safe: Anker's MultiProtect safety system ensures complete protection for you and your devices.
  • What You Get: Anker PowerCore 20100 Portable Charger, Micro USB cable, travel pouch, welcome guide, our fan-favorite 18-month warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately.

20000mAh Portable Charger External Battery Power Bank for iPhone 6 – Best Budget 20000Mah Power Bank

20000mAh Portable Charger External Battery Power Bank for iPhone 6
  • High Capacity 20000mAh USB power bank, powerful with long operation time
  • Two USB output interface: 1.0A interface and 2 A interface. Charging two your devices synchronously
  • Super-fast charge output (5V / 2A total) through dual USB ports (5V / 2.1A and 5V / 1A) allow for simultaneous charging of your iPad, iPhone, Android, and more at high speed. Input: 5V/ 0.5-2.1A.
  • Package includes: 1* 20000mAh Portable Charger, 1* Micro-Usb Cable
  • Our Worry-free 12-month warranty and friendly Customer Service.

[Upgraded] POWERADD Pilot X7 20000mAh Power Bank Dual USB Port

[Upgraded] POWERADD Pilot X7 20000mAh Power Bank Dual USB Port
  • Huge Capacity 20000mAh - Add 8 solid charges to an iPhone 8, or about 4.5 charges to a iPhone X, or 4 charges to a Samsung Galaxy S8.
  • Smart USB Chargint Tech - Auto detects your device to deliver its fastest possible charge speed with 3.4A(max) output, we strongly suggest you to use a 2amp adapter to charge the Pilot X7 as the 5V/2A input.
  • Upgraded Size and Performance - Built-in Li-polymer battery cell, thus the new version Pilot X7 is much more lightweight and safe than previous version ones, supports more than 500 charge cycles as well.
  • Safety Guarantee - Built-in safeguards protect your devices against excessive current, overheating, overcharging and more.
  • Ultra-long Product Warranty - POWERADD Offers 30-Day money back within 24-Month limited product warranty, technical and friendly customer support are available lifetime.

20

20
  • 20000 mah High Capacity Durable Lithium battery, 12 hours of charging time, Digital LED display showing percentage of charging capacity available.
  • The Dual USB Port design provides a combined 3.4A output and 5V input + Built in Led Flash light + A micro usb Cable - Built in Intelligent Chip design detects the best charging mode for your device and delivers the appropriate charge
  • Comes with 1 micro USB cable that can be used to charge the battery and all your micro USB devices.
  • Built in Intelligent Chip design detects the best charging mode for your device and delivers the appropriate charge. Precise electronic board prevents overcharging, leaks, and short circuits as well as providing high temperature resistance.
  • Supports Fast Charging. - The digital display will show you the battery capacity charged. Pressing the button on the upper right of the power bank will display the information, pressing on the button twice will activate the built in light.

Boulder Pack Co Compact True-Capacity 20000 mAh Power Bank (with

Boulder Pack Co Compact True-Capacity 20000 mAh Power Bank (with
  • COMPACT: 5.3 x 2.6 x 0.88 inches, 12 ounces
  • RELIABLE: Unlike competitors, every Boulder Pack Company power bank is a true 20,000 mAh capacity
  • SUPERIOR QUALITY: Precision manufacturing and stringent testing to ensure low failure and long lifespan.
  • PRACTICAL: 2 output ports, Dynamic Output (1.0-3.0A) based on device, and TSA Compliant. Turn on/off power flow with side button.
  • GUARANTEED: Try our Boulder Pack Company Power Bank with NO RISK and 100% Money Back - No Questions Asked.

Poweradd Pilot 4GS Plus 20000mAh Power Bank with 8-Pin& Micro

Poweradd Pilot 4GS Plus 20000mAh Power Bank with 8-Pin& Micro
  • Huge Power: Pilot 4GS Plus is able to provide 8 charges for an iPhone 6s, or 5 charges for a Samsung Galaxy S6, 3 charges for an iPad Mini 1.
  • Unique Lightning & Micro Input: Both cable included, it means you don't need to purchase another cord whether your device is iPhones or Androids, just take the one you'd like with the dual inputs.
  • Smart Charge: Auto detect the charging requirements from your devices and delivers the fastest charging speed up to 3A for your devices per port, total current 5V/3.6A.
  • Limited Rose Gold: 17.3*8.1*1.5CM, 511g. Compact and slim, aluminum alloy shell with excellant touch. Built-in Li-polymer ensures definitely safe, metal body prevents from dust, knocking, dropping.
  • What You Get - POWERADD Pilot 4G Plus x 1, Lightning Cable x 1, Micro USB Cable x 1, User Manual x 1, Feedback Card x 1, Our ultra-long 24-Month limited product warranty and friendly customer support.

Anker PowerCore Speed 20000

Anker PowerCore Speed 20000
  • The Anker Advantage: Join the 20 million+ powered by America's leading USB charging brand.
  • Charge Faster: Qualcomm Quick Charge 3.0 (24W) with Anker's proprietary PowerIQ and VoltageBoost technology deliver the fastest possible charge to almost any USB device.
  • 7 Days of Power: 20, 000mAh is enough charging power to fill iPhone 7 almost seven times, Galaxy S8 more than four times and iPad Air 2 one and a half times.
  • 6-Hour Recharge: With Quick Charge input, a full recharge is over in half the time of standard portable chargers (wall charger not included).
  • What You Get: PowerCore Speed 20000, travel pouch, 60cm Micro-USB cable, welcome guide, our worry-free 18-month warranty and friendly customer service. USB-C cable and Lightning cable for iPhone / iPad sold separately.

Portable Charger

Portable Charger
  • Fast Charging: 5V/4.0A Two(Lightning and Micro)Ports Input, 5V/4.8A Four USB Ports Output. This Portable Charger allows simultaneous 2 ports input and 4 ports output for families and friends at the same time
  • Polymer Battery: Larger capacity and smaller size. Exquisite and portable, handheld size but High capacity. 20000mAh Portable Charger for Phones: Charge your iPhone 7 about 8 times, iPhone 7 plus over 5 times, iPhone 6s up to 9 times, a Galaxy S7 up to 5 times, or an iPad Mini more than 3 times with a massive 20000mAh capacity. Please be fully charged for the first time
  • Special Color: Compact and slim, aluminum alloy shell with excellent touch. Built-in Li-polymer ensures definitely safe, metal body prevents from dust, knocking, dropping and more. The most popular colors are suitable for your own using or as a gift for your families and friends. Four USB outputs are very compatible with families and friends as the same time
  • Advance safety functions: Our backup battery charger is designed to protect your device. The smart circuitry ensures protection against overcharging, short-circuiting, voltage instabilities, and even over discharging
  • 100% customer satisfaction, 30 days worry-free money back with One Year limited warranty. If you have any questions, please feel free to contact us directly

Portable Charger RAVPower 22000mAh External Battery Pack 22000 Power Banks

Portable Charger RAVPower 22000mAh External Battery Pack 22000 Power Banks
  • Choose the RAVPower Treatment: Join millions of users worldwide that rely on our leading technology for their daily charging needs
  • Triple-Device Charging: 3 iSmart USBs automatically adjust the output up to 5.8A; Note: Power bank does not support Qualcomm Quick Charge
  • Colossal Battery: 22000mAh capacity charges an iPhone X for 4.9 times, a Galaxy S8 4.4 times, or an iPad mini 4 2.6 times; fully recharge in just 10-11 hours with a 2.4A charger
  • Safer for Longer: Secure high-density Li-Polymer battery retains up to 70-80% of its full capacity even after 500 charge-discharge cycles
  • What You Get: Lifetime Warranty Card, RAVPower Ace Series 22000mAh Portable Charger, 2 x Micro USB Charging Cables, Carry Pouch, User Guide

SOLICE® 20000mAh Dual USB Output Portable Charger External Cell Phone

SOLICE® 20000mAh Dual USB Output Portable Charger External Cell Phone
  • Ultra-High Capacity - 20000mAh.Charges an iPad Air almost once, an Galaxy S6 2.5 times, an iPhone 6 3.5 times and other smartphones multiple times.
  • Dual USB Outputs - 2 USB ports support fast charging for 2 devices at the same time (5V / 2.1A and 5V / 1A)
  • Stylish Design - The LED light is convenient when you in outdoors and on the go.
  • Compact & Portable - Exquisite,Slim and sleek enough to hold in your handkeep your devices running whenever and wherever you are.The special anti Fingerprints design to keep the surface cleanly.
  • Ultra-Safe Protection - Sophisticated protection effectively prevent overcharge, overcurrent and short circuits, ensuring complete reliability.

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