We’ve spent hundreds of hours researching and comparing 20000 Mah Powerbank of all specifications to find the best one for any need (or budget). Here are the results.

The Best 20000 Mah Powerbank of 2020 – Top Rated & Reviewed

2,872 Reviews Scanned

Rank No. #1
Anker Portable Charger, PowerCore Essential 20000mAh Power Bank with PowerIQ Technology and USB-C (Input Only), High-Capacity External Battery Pack Compatible with iPhone, Samsung, iPad, and More.
  • Ultra-High Cell Capacity: The massive 20,000mAh cell capacity provides more than 5 charges for iPhone XS, almost 5 full charges for Samsung Galaxy S10, more than 4 charges for iPhone 11, and over 2 and a half charges for iPad mini 5.
  • Advanced Charging Technology: Anker's exclusive PowerIQ and VoltageBoost technology combine to deliver an optimized charge to your devices, while the trickle-charging mode is the best way to charge low-power accessories.
  • Simultaneous Charging: Twin USB ports allow you to charge two devices at the same time. The USB-C port cannot charge other devices.
  • Versatile Recharging: With both a USB-C and Micro USB input port, you have more options over how you recharge. Recharging PowerCore with a 10W charger will take approximately 10.5 hours, while recharging with a 5W charger will take approximately 20 hours.
  • What You Get: Anker PowerCore Essential 20000, Micro USB cable, travel pouch, welcome guide, our worry-free 18-month warranty, and friendly customer service. (USB-C cable, Lightning cable, and wall charger not included)
SaleRank No. #2
Anker PowerCore 20,100mAh Portable Charger Ultra High Capacity Power Bank with 4.8A Output and PowerIQ Technology, External Battery Pack for iPhone, iPad & Samsung Galaxy & More (Black)
  • The Anker Advantage:Join the 50 million+ powered by our leading technology.
  • Ultra-High Capacity:Weighs as little as a can of soup (12.5 oz) yet charges the iPhone 8 almost seven times, the Galaxy S8 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 and high-quality LG battery cells ensure complete protection for you and your devices.
  • What You Get: Anker PowerCore 20100 Portable Charger, Micro USB cable, travel pouch, welcome guide, Lightning cable for iPhone / iPad sold separately.
Rank No. #3
Portable Charger 20000mAh, Cabepow Dual Port High-Speed Power Bank 20000, USB C Input External Phone Battery Pack for iPhone 11 11Pro Max Samsung S 20+ Google LG iPad etc.(Black)
  • 【20000mAh Power bank high capacity】The 20000mAh power bank could charge your phone at least 5-7 times, Suitable for business, travel, going out, you don't have to worry about your phone low battery.Without extra worry about low phone battery, enjoy your devices entertainment anytime anywhere.
  • 【Dual USB charging & Fast recharge】Dual USB ports (2.1A+1A) can charging two devices at the same time. 2.4A output, provides more than 5 charges for iPhone XS, almost 5 full charges for Samsung Galaxy S10, more than 4 charges for iPhone 11, and over 2 and a half charges for iPad mini 5.
  • 【Versatile Recharging】With both a USB-C and Micro USB input port, you have more options over how you recharge. Recharging Cabepow Wall Charger with a 12W charger will take approximately 10. 5 hours, while recharging with a 5W charger will take approximately 20 hours.
  • 【 Quality Throughout 】With a sleek matte exterior and cool-blue LED light-wheel to display battery level, Cabepow protect safety system ensures complete protection for your devices.
  • 【What You Get】Cabepow 20000mAh portable charger*1, micro usb cable*1, packing box*1, user manual*1,we provide 18-month warranty, and friendly customer service.
Rank No. #4
INIU Portable Charger, 20W PD3.0 QC4.0 Fast Charging LED Display 20000mAh Power Bank, Tri-Outputs Battery Pack Compatible with iPhone 12 11 XS X 8 Samsung S20 Google LG iPad Tablet etc. [2021 Version]
  • ✅【INIU’s Confidence】At INIU, we use only the highest-grade materials, so we do have the confidence to provide an industry-leading 3 years warranty.
  • ✅【Know-Before-You-Go】Unlike vague blinking lights, the digital display shows you the exact percentage of power left and when to recharge. Let you know before you go.
  • ✅【3X Ultra-Fast Charging】The newest 20W Power Delivery 3.0 USB C port, plus dual QC 4.0+ USB outputs, to revolutionize your experience of speed, especially bring the latest iPhones from 0 to 65% just in 30mins, 3X faster than regular 1A chargers.
  • ✅【7 Days of Safe Power】Enjoy a full week’s worth of charging capacity with the airline-approved 20000mAh power bank.
  • ✅【Even Wider Compatibility】Unlike the market’s most power banks incapable of charging low-current accessories, INIU PD3.0 Super portable charger can work with not only all the phones, tablets but your smaller devices like AirPods, Bluetooth headphones, fitness trackers, smartwatches, etc.
Rank No. #5
INIU Portable Charger, 18W PD3.0 QC4.0 Fast Charging USB C 20000mAh Compact Power Bank, Tri-Outputs Battery Pack Compatible with iPhone 12 11 X 8 Samsung S20 Google LG iPad Tablet etc. [2021 Version]
  • ✅【INIU’s Confidence】All INIU gadgets adopt high-class materials, so we do have the confidence to provide an industry-leading 3 years warranty.
  • ✅【3X Ultra-Fast Charging】The newest 18W Power Delivery 3.0 USB C port, plus QC 4.0+ USB output, to revolutionize your experience of speed, especially bring the latest iPhones from 0 to 60% just in 35mins, 3X faster than regular 1A chargers.
  • ✅【Even Wider Compatibility】Unlike the market’s most power banks incapable of charging low-current accessories, INIU PD3.0 Super portable charger can work with not only all the phones, tablets but your smaller devices like AirPods, Bluetooth headphones, fitness trackers, smartwatches, etc.
  • ✅【The Most Compact 20000mAh】Built in Aviation-grade high-energy-density battery pack, it sizes 5.3*2.7*1.0in and weighs 12.3oz, 20% smaller than most 20000mAh portable chargers available today.
  • ✅【7 Days of Safe Power】Always ready to empower your journey and back you up for a whole week with this airline-approved 20000mAh power bank.
Rank No. #6
RAVPower Portable Charger 20000mAh PD 3.0 Power Bank QC 3.0 18W USB C External Battery Pack Tri-input and Tri-output Cell Phone Charger Battery for iPhone, Samsung Galaxy and More
  • Power for Days: Step into the upper echelon of battery capacity with a muscled 20,000mAh, fully capable of recharging your phone or tablet several times over.
  • The LED indicator displays the available power level of battery pack and charging status intelligently. Know before you go.
  • One for All: Compatibility at its finest, not only ready to charge almost all USB powered devices including laptops, tablets, smartphones and more, but also portable charger can charged by all the cables.
  • Stay Protected: All ports feature complete charging protections alongside RAVPower's comprehensive iSmart technology. Built in UL certified battery cell and complete charging protections make you and your device safer.
  • 2.5x Faster Charging: Powerful 18W PD and QC output for exhilarating charging speeds, do you a great favor in an emergency. Especially bring your new iPhone back to 50 percentage in as quickly as 30 minutes.
SaleRank No. #7
Portable Charger USB C RAVPower 20000mAh Power Bank 60W PD3.0 Fast Charging Compact Battery Pack Laptop Charger for MacBook Pro Dell XPS iPad Pro iPhone 12 Pro Mini Switch (Charger Not Included)
  • Potent Power for Your Laptop: Substantial 60W PD output means this USB C portable charger can charge your MacBook Pro perfectly, just as good as the original charger
  • Big Power, Small Case: USB C Portable Charger with 20000mAh internal battery capacity to power your iPhone 12 Pro from 0% to full 4.3 times, iphone XS 4.5 times, iPad Pro 2020 1.5 times, MacBook Pro 2019 0.7 times (Data based on internal lab testing)
  • Dual Fast Charging: PD power bank equipped with one PD3.0 60W USB-C port and one QC3.0 18W USB-A port to ensure you can charge your laptop and phone at top speeds simultaneously
  • Rapid Recharge: Pair the included USB-C to USB-C cable with an 30W Power Delivery wall charger (Not included) to refuel the USB C power bank in 3 hours
  • Dependable Safety: Packed with LG 21700 High-Density battery pack, this USB C power bank is forged to protect against damage caused by overcurrent and overheating issues
Rank No. #8
ENEGON Portable Power Bank 20000mAh, The Phone Charger Battery with USB C Input and Dual USB Output for iPhone, iPad, Galaxy S9, Tablets and More
  • ✅【20000mAh Portable Charger】:It is portable battery with 20000mAh capacity which would be more than enough for one week trip. It can fully charge your iPhone 8 six times, iPhone X 5.2 times, iPhone 7 Plus 4.6 times, or a Galaxy S8 4.4 times.
  • ✅【Dual Output and Inputs】: The phone charger battery has two USB output ports (2.1A total) allow for charging two iPhones or Samsung Galaxy simultaneously with high speed. It also has one Micro USB inputs with charging cable included in the package and Type-C inputs for added charging option.
  • ✅【 Refined Design】 :The portable phone charger can easily fit into your hands or pocket, matte surface keeps it free of fingerprints, 4 LED indicator shows remaining battery level at a glance.
  • ✅【Safety】: This portable USB charger is UL2056 certified, there are 4 Polymer Cell (5000mAh each) built in the power bank for zero safety accidents based on the exclusive power IC technology , which can prevent short-circuit, over-current, over-load, over-voltage perfectly.
  • ✅【Smart Protection Technology 】 The portable charger battery has the smart power IC technology which can provide the needed current of the output devices.
Rank No. #9
Portable Charger Power Bank 20000mAh RAVPower USB External Battery Pack Dual iSmart USB Ports Ultra Compact Phone Charger Compatible with iPhone 12 11 Pro Max Galaxy S10 Note 10 iPad Pro Android
  • 20000mAh long lasting power: airplane-friendly high capacity power bank provides 3 charges for the iPhone 11 Pro Max, 4 charges for the Samsung Galaxy S10, and 1.4 charges for the iPad Pro
  • Dual output meets all charging needs: Includes dual ismart ports for optimized charging with up to 5V/2.4a output per port (total 5V/3.4a)
  • 2X faster recharge speed: save 50% on your recharge time with a full battery in just 9 to 10 hours
  • Thoughtful and detailed design: curved edges offer a better feel and a stylish look; All three ports are located together for convenience and to minimize wire tangling
  • Trusted safety and protection: keeps your Device safe with voltage surge, over charge/discharge, and high temperature protections
Rank No. #10
BESTON Portable Charger 20000mAh Power Bank with 3.4A (2.4A+1A) Output Dual USB Port, Fast Recharge External Battery Pack for iPhone Galaxy Android Phone
  • 20000 mAh High Capacity: Airplane-Safe 74Wh power can add 8 solid charges to iPhone 8, 4.5 charges to iPhone X, 4 charges to Samsung Galaxy S8 and 1.5 charges to Air 2
  • Smart Charge: Auto detect your you devices and deliver its fastest possible charging speed with up to 2.1A output per port, charge 2 devices simultaneously with 2 USB ports (total 3.4A max)
  • Faster Recharge Speed: Save 50% on your recharge time with 5V 2.1A input to recover a fully battery in just 9 to 10 hours
  • Intelligent Safeguards: Built-in multi layers of protection IC to protect the power bank and your devices against over-charging, over-discharging, short-circuit, high-temperature and surge current
  • What You Get: BESTON PS026 20000mAh Power Bank, Micro USB Cable, User Manual, 30 days money back and 1 year limited warranty with 24 hours friendly customer service

Last update on 2021-05-09 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated 20000 Mah Powerbank to Buy Now

 

Why You Should Buy Best 20000 Mah Powerbank from Amazon

Amazon is not the only store that sell 20000 Mah Powerbank. However, there are several compelling reasons why you should buy 20000 Mah Powerbank from them, with the suitable Price and Reviews. Here are five:

(1) Amazon Makes Shopping 20000 Mah Powerbank Personal

Amazon is very good at making recommendations of 20000 Mah Powerbank based on your search history. From time to time, they will even show you discounted prices on 20000 Mah Powerbank that you previously expressed an interest in. They also make your shopping experience a little easier by showing you items that you recently viewed.

(2) Amazon Checkout is Easy

Amazon checkout is easy, especially if you already have an account. You can add 20000 Mah Powerbank to your cart and go through a multi-step checkout process, or you can buy 20000 Mah Powerbank with only one click by using your stored credit card information.

(3) Amazon Has Lots of Social Proof

Before you make a purchase for 20000 Mah Powerbank, you want to know that the company you are dealing with is legitimate and that others trust the company enough to make a purchase. You may also like to read what others are saying about the product in the review section. Amazon does all of this quite well.

(4) Amazon Has Great 20000 Mah Powerbank Images and Descriptions

In addition to still images, many of Amazon’s 20000 Mah Powerbank have videos. This makes it easier for you to see exactly what you are purchasing. Amazon’s 20000 Mah Powerbank descriptions are also quite good. In many cases, Amazon repeats the descriptions furnished by the manufacturer. In other cases, they write their own.

(5) The Amazon Site is Easy to Navigate

Navigating the Amazon site is easy. Even though the site is huge, you will not feel overwhelmed when searching for 20000 Mah Powerbank. This is partly due to Amazon’s filtering process. You can search for items by brand, price or user rating. You can also search for specific features.

How to Choose the Best 20000 Mah Powerbank (with Price and Reviews)

Although most 20000 Mah Powerbank are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an 20000 Mah Powerbank:

(1) 20000 Mah Powerbank Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an 20000 Mah Powerbank should be in line with its value. You can compare 20000 Mah Powerbank reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular 20000 Mah Powerbank is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

20000 Mah Powerbank materials differ from manufacturer to manufacturer. Consider where and how you will be using your 20000 Mah Powerbank to determine if one material would be better than another.

(4) Size

Like most products, 20000 Mah Powerbanks come in various sizes. Do you need a large 20000 Mah Powerbankor a small one? Think about where you will use your 20000 Mah Powerbank in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

20000 Mah Powerbanks also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your 20000 Mah Powerbank would have any effect on the efficiency of its operation.

(6) Durability

The durability of an 20000 Mah Powerbank will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of 20000 Mah Powerbank you purchase may affect its durability.

(7) Storage

Will you need to store your 20000 Mah Powerbank? If so, you should consider the size and weight of the 20000 Mah Powerbankto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your 20000 Mah Powerbank will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an 20000 Mah Powerbank. It is hard to know exactly how an 20000 Mah Powerbank will perform until you get it home and try it out.

(9) Warranty

Make sure the 20000 Mah Powerbank you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.