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5 Best Power Banks 20000mah In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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| 1 Best Choice  9.7Exceptional | 2 Best Value  9.6Exceptional | 3  9.5Excellent | 4  9.2Excellent | 5  9.1Excellent |
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ModelAnker Power Bank, 325 Portable Charger, 20,000mAh Battery Pack with PowerIQ Tech, USB-C Input and Output Ports for iPhone 16/15 Series, Samsung Galaxy, AirPods, and More (PowerCore Essential 20K) | Model INIU Power Bank, 20000mAh Fast Charging Portable Charger, 22.5W Powerbank with USB Type C Input & Output, Battery Pack PD3.0 QC4.0 for iPhone 16 15 14 13 12 Pro Max Mini Plus Samsung S24 S23 iPad etc | Model Anker Zolo Power Bank, 20,000mAh 30W High-Speed Portable Charger with Built-In USB-C Cable, Battery Pack For iPhone 16/16 Plus/16 Pro/16 Pro Max/15 Series, Galaxy, and More | Model Anker Power Bank, 20,000mAh Portable Charger with Built-in USB-C Cable, 87W Max Fast Charging Battery Pack, 2 USB-C and 1 USB-A, for iPhone 16/15/14/13 Series, Samsung, Switch, and More | Model Power Bank 20000mAh, PD3.0 QC4.0 22.5W Fast Charging PD20W USB C PowerBank Portable Charger With LCD Display 3 Outputs & 2 Inputs For Smartphones and Camping (black2) |
BrandAnker | Brand INIU | Brand ANKER | Brand Anker | Brand TUXINSUN |
Reviews | Reviews | Reviews  | Reviews | Reviews |
Tech Specs | ||||
product dimensions15.8 x 7.4 x 1.9 cm 380 g | product dimensions 13.5 x 7 x 2.5 cm 365 g | product dimensions 11.99 x 7.37 x 3.15 cm 420 g | product dimensions 15.75 x 7.34 x 2.59 cm 440 g | product dimensions 13.5 x 6.5 x 1 cm 230 g |
batteries1 Lithium Polymer batteries required. included | batteries 1 Lithium Polymer batteries required. | batteries 1 Lithium Polymer batteries required. included | batteries 1 Lithium Metal batteries required. included | batteries 1 Lithium Polymer batteries required. included |
Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.7
1AnkerAnker Power Bank, 325 Portable Charger, 20,000mAh Battery Pack with PowerIQ Tech, USB-C Input and Output Ports for iPhone 16/15 Series, Samsung Galaxy, AirPods, and More (PowerCore Essential 20K)
Why we love it
Massive 20,000mAh capacity for multiple charges.
Bi-directional USB-C for simultaneous charging.
Fast and safe charging with PowerIQ technology.
Main highlights- What You Get: Anker 325 Power Bank (PowerCore 20K), USB-C cable, welcome guide, our worry-free 18-month warranty, and friendly customer service.
- Ultra-High Capacity: The massive 20,000mAh capacity provides 3.6 charges for iPhone 15 and 2.9 charges for Samsung Galaxy S23 Ultra.
- PowerIQ and VoltageBoost Technology: Experience fast and safe charging for all devices with Anker's leading technology, including a trickle-charging mode for low-power accessories.
- Multiple Recharge Options: Choose between USB-C or Micro USB ports to recharge the power bank. Achieve a full charge in just 9 hours with a 15W or higher charger.
- Bi-Directional USB-C Charging: The USB-C port supports two-way charging with a 15W power for both input and output, allowing you to charge two devices simultaneously.
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9.6
2INIU28% Off
INIU Power Bank, 20000mAh Fast Charging Portable Charger, 22.5W Powerbank with USB Type C Input & Output, Battery Pack PD3.0 QC4.0 for iPhone 16 15 14 13 12 Pro Max Mini Plus Samsung S24 S23 iPad etc
Why we love it
Charges devices quickly and efficiently.
Supports multiple devices simultaneously.
Ideal for small and large gadgets.
Main highlights- What You Get: INIU 20000mAh power bank*1, 0.3M/1ft USB-A to USB-C cable*1, travel pouch *1, welcome guide*1, industry-leading 3-Year iNiu Care, plus lifetime technical support.
- From INIU--the SAFE Fast Charge Pro: Experience the safest charging with over 38 million global users. At INIU, we use only the highest-quality materials, so we do have the confidence to provide an industry-leading 3-Year iNiu Care.
- Charge Your iPad Pro up to 34% in 30 Mins: Most power banks in the market cannot charge your iPad or charge at a snail’s pace. However, INIU with 22.5W high-speed output can charge all the existing iPad even the newest one at FULL speed.
- Charge Your Phone up to 61% in 30 Mins: With the upgraded 22.5W output plus the latest PD3.0 & QC4.0 fast-charge technologies, your phone can be charged at 61% in just 30 minutes.
- Charge THREE at Once: With one USB-C port and two USB ports built-in, it can juice up THREE devices simultaneously. Triple-port design allows you to share portable power with families and friends.
- Charge Small Devices, Too: Unlike most power banks incapable of charging low-current devices, INIU can work with not only all the phones, tablets but your smaller devices like AirPods, Bluetooth headphones, fitness trackers, smart watches, etc.
- 2024 Version USB C Input & Output: Unlike most chargers featuring a USB C input only, INIU MegaPower 22.5W has a USB-C In & Out port to perfectly fit your new iPhones, iPad and all upcoming USB-C devices.
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9.5
3ANKER
Anker Zolo Power Bank, 20,000mAh 30W High-Speed Portable Charger with Built-In USB-C Cable, Battery Pack For iPhone 16/16 Plus/16 Pro/16 Pro Max/15 Series, Galaxy, and More
Why we love it
Charges iPhone 15 four times.
Fast 30W two-way charging.
Durable built-in USB-C cable.
Main highlights- What You Get: Anker Zolo Power Bank (20K, 30W, Built-In USB-C Cable 15.2cm/5.98in), welcome guide, 18-month warranty, and our friendly customer service.
- Go Beyond with 20,000mAh: Carry the power you need to charge your iPhone 15 up to 4 times or your Samsung S24 3.79 times, perfect for extended travel and long days.
- Enhanced Safety: Equipped with ActiveShield 2.0 technology that monitors temperatures 3 million times per day and adjusts power output to ensure safe charging.
- Durability on Demand: Features a 5.98-inch built-in USB-C cable that's not only convenient but also extremely durable, designed to withstand over 10,000 bends.
- 30W Two-Way Fast Charging: Charge quickly with 30W output and recharge just as fast with 20W input, keeping your devices ready in no time. Boost an iPhone 15 from 0 to 57% in just 30 minutes.
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Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
