Top 10 Best external battery

external battery
10 carefully selected Smartphones for 2025. Prices from 9.99 GBP to 31.99 GBP. Updated buyer's guide.
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HELLEE - Power Bank 27000mAh 22.5W PD3.0 QC3.0, Fast Charging Portable Charger with 6 Outputs & 2 Inputs, External Battery Pack USB-C In/Out, Compatible with iPhone 17/16/15/14/13/12 and More - -27%
#1
Best Choice
NEW
Prime -27% In Stock

-27% โ€ข Prime

  • ใ€All-in-One Portable Charger with Built-in Cablesใ€‘Comes with integrated USB-A/Type-C/iOS/Micro-USB cables, compatible with iPhone 17-12, Samsung Galaxy, Google Pixel, iPad, earbuds, smartwatches, etc. No extra cords/adapters neededโ€”one compact power bank meets all your charging needs. Perfect for travel, work, outdoor use to stay powered anywhere.
  • ใ€22.5W Ultra-Fast Chargingใ€‘Delivers 22.5W super fast charging, 70% faster than standard portable chargers. Supports smart adaptive charging: auto-detects devices to match voltage, protects battery health. Minutes of charging gives a noticeable boost, cutting wait time at airports/cafes/commutes.
  • ใ€Charge 6 Devices Simultaneouslyใ€‘Features 6 output & 2 input ports, charging up to 6 devices at once. Upgraded USB-C port supports fast output/input, compatible with all Type-C devices. Faster, more convenient charging for gadgets and the power bank itself.
D 40.0 /100
ยฃ31.99 44.25 GBP
Save 27%
๐Ÿฅ‡ View #1 on Amazon
IGGPBB - Power Bank, 26800mAh Portable Charger Battery Pack, External Battery with 2 Port & 2 Cables, Fast Charging Powerbank Compatible for iPhone 16 15 14 13 12, Android Phone and More - -29%
#2
Top Pick
NEW
Prime -29% In Stock

-29% โ€ข Prime

  • FAST CHARGING POWER BANKโ€‹โ€‹: With a massive 26800mAh capacity, this portable charger is designed for all-day power. It features advanced fast-charging technology capable of refilling supported devices like the iPhone from 0% to 50% in just 30 minutes* when using the correct cable. Carry this single power bank to stay powered up all day and eliminate battery anxiety
  • CHARGE UP TO 4 DEVICES SIMULTANEOUSLY: The fast charging power bank features 1 Type-C input/output port, 1 built-in Type-C input/output cable, 1 USB-A output port, and a built-in Lightning output cable, allowing you to charge up to 4 devices at the same time. Perfect for travel, commutes, or the coffee shop, it effortlessly charges a combination of phones, tablets, headphones, and more. Itโ€™s the ultimate solution for staying connected and sharing power with friends, family, or colleagues. (Adapter NOT included)
  • โ€‹โ€‹ADVANCED SAFETY & UNIVERSAL COMPATIBILITYโ€‹โ€‹: Engineered with a multi-protection system, this power bank safeguards your devices against overcurrent, overvoltage, short circuits, overcharging, and over-discharge. It features an integrated high-quality lithium-polymer battery for stable performance. With support for a wide range of fast-charging protocolsโ€”including PD3.0/PD2.0, QC3.0/QC2.0, AFC, FCP, and SCPโ€”it ensures rapid and compatible charging for iPhones, Android phones, and most Type-C devices
D 40.0 /100
ยฃ21.84 30.99 GBP
Save 29%
๐Ÿฅˆ View #2 on Amazon
HELLEE - Power Bank Fast Charging 10000mAh,22.5W Portable Charger(USB-C Input & Output), PD 3.0 QC 3.0 External Mobile Phone Batteries,6 Output & 2 Input, Compatible with iPhone 17 16 15 14 13 12 - -45%
#3
Best Deal
NEW
Prime -45% In Stock

-45% โ€ข Prime

  • All-in-One Portable Charger with Built-in Cables: This power bank features integrated USB-A / Type-C / iOS / Micro-USB, making it compatible with all your devices. Widely compatible with iPhone 17/16/15/14/13/12, Samsung Galaxy, Google Pixel, iPad, headphones, smartwatches, and more - with just one compact power bank! No extra cords or adapters needed, Perfect for travel, work & outdoor adventures,stay powered anywhere, anytime
  • 22.5W Ultra-Fast Charging: Industry-leading speed, experience 22.5W super fast charging that juices up your devices 70% faster than standard portable charger! our power bank supports smart adaptive charging, auto-detects your device and delivers the perfect voltage, protects battery health with intelligent power regulation charges.For fast-charging devices, just a few minutes can provide a noticeable power boost, dramatically reduces waiting time at airports/cafes/commutes,revents slow-charge frustration with consistent high-speed output
  • Power Up 6 Devices at Once: Our power bank features 6 output and 2 input ports fast charging up to 6 devices simultaneously.its upgraded type-C port,supports both fast output and input charging,making it a versatile two-way port compatible with all Type-C devices. Enjoy faster,easier more convenient charging without the long waits, whether for your gadgets or the battery pack itself
D 40.0 /100
ยฃ15.99 29.49 GBP
Save 45%
๐Ÿฅ‰ View #3 on Amazon
INIU - INIU Power Bank, Portable Charger 10000mAh Slimmest & Lightest High-Speed USB C Input & Output, PowerBank Triple 3A Phone Battery Pack, Travel Charger for iPhone 17 16 15 14 Plus Pro Samsung iPad etc - -26%
#4
NEW
Prime -26% In Stock

-26% โ€ข Prime

  • 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.
  • Market's Thinnest 10000mAh: The thinnest 0.5-inch body breaks the limit of 10,000mAh power banks. Lighten travel loversโ€™ pockets extremely, yet mighty for a whole weekend getaway.
  • Only 5% Got USB-C IN&OUT: INIU is the only 5% of power banks got a USB-C IN&OUT port. Unlike others only recharge via USB-C port, INIU can charge all devices with your USB-C cables directly.
D 40.0 /100
ยฃ13.96 18.99 GBP
Save 26%
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charmast - Charmast 26800mAh Power Bank USB C Battery Pack Portable Charger USB C Slim Type C Battery Bank with 3 Input & 4 iSmart Output compatible with Smartphones Tablets and More (Black) - -21%
#5
NEW
Prime -21% In Stock

-21% โ€ข Prime

  • ๐Ÿ”‹โšก๐Ÿ”‹ใ€Massive 26800 Capacityใ€‘Made by High Quality Battery Pack, Perfect battery backup phones, tablets,and more.Fast charging iPhone 7/6/6s 8.5 times,7/6Plus 5 times, Galaxy S8/S7 5 times and S6 6.5 times.
  • ๐Ÿ”‹โšก๐Ÿ”‹ใ€USB Type-C Input &Outputใ€‘The Bidirectional USB Type-C Port both supports Fast in and out. Use your Original Type-C to Type-C cable to charge your USB C devices. Up to 2.6A/3A input and output with USB Type-C port, fully recharge the power bank at around 9Hrs.
  • ๐Ÿ”‹โšก๐Ÿ”‹ใ€Multi 3 Inputs & 4 iSmart Outputsใ€‘This one must be the most Full Compatibility Power bank for recharging and charging. It supports 3 USB ports to recharge, Micro USB/iOs/ Type-c. And 4 Smart Identification USB output ports (1 USB C + 3 USB A) can automatically detect and adjust the charging current to obtain the fastest charging.
D 40.0 /100
ยฃ19.54 24.99 GBP
Save 21%
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LKOUY - Power Bank Fast Charging 10000mAh, 22.5W Portable Charger(USB-C Input & Output), PD 3.0 QC 3.0 External Mobile Phone Battery with LED Display, Compatible with iPhone 17 16 15 14 13 12 Pro Max and More
#6
Best Deal
NEW
Prime

-42% โ€ข Prime

  • 22.5W Ultra-Fast Charging: Equipped with 22.5W PD fast-charging technology, this power bank delivers charging speeds 3X faster than conventional chargers. Replenish your device to 50% in just 30 minutes, Whether you're rushing out the door or embarking on a long journey, experience instant energy replenishment on the go.
  • Ultra Slim Compact Design: Effortless Portability, Featuring aerospace-grade ultra-thin design, this compact portable charger weighs a mere 162g. With dimensions of 10.6 x 6.86 x 1.6 cm, it fits comfortably in your palm and is perfect for travel. You can easily store them in your bag without taking up much space or weight. making it the ideal companion for business trips and outdoor adventures.
  • Charge 3 Devices at once: Share the power,innovatively designed with 1 USB-A and 2 Type-C multi-protocol fast-charging ports, it simultaneously powers 3devices. Charge smartphones, tablets, and earphones without waiting turnsโ€”perfect for group gatherings or family outings. Intelligent power distribution ensures optimal charging efficiency for each port.
D 40.0 /100
ยฃ12.99
View on Amazon
Anker - Anker Zolo Power Bank, 10,000mAh 30W High-Speed Portable Charger with Built-In USB-C Cable, Fast Charging Battery Pack for iPhone 17/17 Air/17 Pro/17 Pro Max/16/15 Series, Galaxy, iPad, and More - -30%
#7
Best Deal
NEW
Prime -30% In Stock

-35% โ€ข Prime

  • Speedy 30W Charging: Experience the cutting-edge speed of 30W fast charging technology that propels your iPhone 15 from 0 to 57% battery in just 30 minutes.
  • Ready for Endless Use: Crafted for durability, the 5.4-inch built-in USB-C cable is tested to endure over 10,000 bends, ensuring it stands up to the rigors of everyday use.
  • Mighty Compact Power: This compact and powerful 10,000mAh power bank provides up to 2 full charges for an iPhone 15 and 1.94 charges for a Samsung S24, making it ideal for travel. (Note: Total Cell Capacity is 10.000 mAh consisting of two 5000 mAh cells)
D 40.0 /100
ยฃ13.98 19.99 GBP
Save 30%
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YOBON - Power Bank 10000mAh Portable Charger Slim External Battery Pack with 2 USB 2.4A Outputs and USB C in/Out Compatible with Huawei iPhone 15 14 13 12 iPads Samsung S20 Android Tablet (Black, Large)
#8
NEW
Prime In Stock

Prime

  • ใ€Confidence from YOBON:ใ€‘ YOBON is a manufacturer with 15 years of experience. Providing quality devices at unbeatable prices is our main advantage. We use only the highest quality materials, so we offer an industry-leading warranty of 3 years confidence.
  • ใ€Dual 2.4 A outputs + micro and Type-C inputใ€‘ Dual USB output and input speed reach up to 2.4 A, provides amazingly fast charging. can charge any combination of devices at full speed.
  • ใ€Ultra-thin power bank:ใ€‘ this power bank, the thinnest 10000 mAh on the market, can easily fit in any pocket. Without feeling bulky. 10000 mAh are strong enough to keep you running all day. Enough to charge iPhone and Samsung 2-3 times
D 40.0 /100
ยฃ9.99
View on Amazon
OHOVIV - Power Bank Fast Charging 26800mAh, Portable Charger PD22.5W, PD3.0 QC4.0 USB-C/USB-A Output, Phone Battery Pack for iPhone 16 15 14 13 Plus Pro Max Mini, Glaxy - -42%
#9
Best Deal
NEW
Prime -42% In Stock

-42% โ€ข Prime

  • ใ€PD 22.5W Fast Charging Power Bankใ€‘Our 26800mAh power bank charges your iPhone at lightning speed, charging it from 0% to 50% in just 30 minutes - 3 times faster than traditional chargers.Ldeal as a portable charger for iPhone 17/17 Air/17 Pro/17 Pro Max,iPhone 16/16 Plus/16 Pro/16 Pro Max, iPhone 15/15 Plus/15 Pro/15 Pro Max, iPhone 14/13/12/11, as well as Samsung Galaxy and Google Pixel smartphones.
  • ใ€2 Ways for Rechargingใ€‘OHOVIV portable charger features USB-C and micro input ports, allowing you to recharge your power bank in 2 ways. Remember that you use an adapter with QC 18W and above and the original charging cable for fast charging this mobile phone battery pack
  • ใ€Simultaneous charging 3 devicesใ€‘ With 1 USB-C port (input/output) and 2 USB-A ports, our portable charger allows you to charge up to three devices simultaneously, from smartphones to tablets to accessories. Perfect for sharing power with friends or charging multiple devices at once
D 40.0 /100
ยฃ17.75 30.99 GBP
Save 42%
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Coblob - Coblob Power Bank 27000mah, Powerbank Fast Charging with Usb C, External Battery Pack, Mobile Phone Portable Charger with LED Display, PD 3.0 QC 4.0 Charging Bank with 3 Outputs & 2 Inputs (Black)
#10
NEW
Prime In Stock

Prime

  • ใ€PD 30W Fast Charging Power Bankใ€‘Our 27000mAh power bank charges your iPhone at QC4.0 speed, charging it from 0% to 61% in just 30 minutes - 3 times faster than traditional chargers, best for travel camping essential
  • ใ€2 Ways for Rechargingใ€‘ Coblob portable charger features USB-C and micro input ports, allowing you to recharge your powerbank in 2 ways. Remember that you use a 9V/2A adapter and the original charging cable for fast charging this mobile phone battery pack
  • ใ€Simultaneous Charging 3 Devicesใ€‘ With 1 USB-C port (input/output) and 2 USB-A ports, our portable phone charger allows you to charge up to three devices simultaneously, compatible for your iPhone, Samsung, smartwatch, or headphones, it supports multiple devices simultaneously. Perfect for sharing power with friends or charging multiple devices at once
D 40.0 /100
ยฃ18.99
View on Amazon

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Conclusion: external battery

This selection is regularly updated to ensure you get the best offers and top-rated products.

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Based on our analysis, the #1 product on our list offers the best value with a rating of 0.0/5.
Prices range from 9.99 GBP to 31.99 GBP, offering options for every budget.
This selection is regularly updated to ensure you get the best deals and top-rated products.
We select products based on their Amazon popularity, customer ratings, and value for money.

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Power Bank 27000mAh 22.5W PD3.0 QC3.0, Fast Charging Portable Charger with 6 Outputs & 2 Inputs, External Battery Pack USB-C In/Out, Compatible with iPhone 17/16/15/14/13/12 and More
๐Ÿฅ‡ #1

Power Bank 27000mAh 22.5W PD3.0 QC3.0, F...

31.99 GBP
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