£26.99
(updated at 2025-02-21 15:02:00)
Score: 745 mAh per £


Product features

  • The Anker Advantage: Join the 80 million+ powered by our leading technology.
  • Ultra-High Capacity: Weighs as little as a can of soup (12.5 oz) yet charges an 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 Power Bank, Micro USB cable, welcome guide, our fan-favorite 18-month warranty, and friendly customer service. USB-C cable and Lightning cable for iPhone / iPad sold separately.

Anker PowerCore 20100 - 20000mAh Ultra High Capacity Power Bank Review

Overview The Anker PowerCore 20100 is a high-capacity power bank designed to provide extended battery life for a variety of devices. With its 20,000mAh capacity, it can charge multiple devices simultaneously, making it an excellent choice for travelers, outdoor enthusiasts, and anyone who needs reliable power on the go.

Design and Build The power bank is constructed with premium materials, ensuring durability and longevity. It is lighter than a can of soup, making it easy to carry in backpacks, purses, or computer bags. The matte finish enhances grip and prevents smudges and fingerprints, providing a comfortable handling experience.

Performance The Anker PowerCore 20100 features Anker's world-renowned PowerIQ and VoltageBoost technologies, which combine to deliver high-speed charging to a wide range of devices. This means that the power bank can charge devices at their fastest possible charge speed, ensuring that you get the most out of your battery life.

Capacity and Charging Speed With a 20,000mAh capacity, this power bank can charge an iPhone 8 almost seven times, a Galaxy S8 five times, or an iPad mini twice. The enormous 4.8A output allows for simultaneous charging of any combination of devices at full speed, making it ideal for charging multiple devices at once.

Safety Features The MultiProtect Safety System includes surge protection, short circuit protection, and other advanced safety features to keep you and your devices safe. This ensures that the power bank operates within safe limits, preventing damage to your devices.

Compatibility The Anker PowerCore 20100 is designed for universal compatibility with virtually any device that charges from a USB port. It supports a wide range of devices including iPhones (15/15 Plus/15 Pro/15 Pro Max/14/13 series), iPads, Samsung Galaxy series, and more.

Pros:

  • High Capacity: 20,000mAh capacity provides ample power for multiple charges.
  • Fast Charging: PowerIQ and VoltageBoost technologies ensure high-speed charging.
  • Universal Compatibility: Works with a wide range of devices.
  • Safety Features: MultiProtect Safety System ensures safe operation.
  • Durable Design: Constructed with premium materials for longevity.
  • Portable: Lightweight and compact design makes it easy to carry.

Cons:

  • Recharge Time: It takes about 4-6 hours to fully recharge the power bank, depending on the charger used.
  • Port Tightness: Some users find the USB ports a bit tight, making it hard to plug in cords.
  • Occasional Issues: Some users have reported issues with the power bank stopping work after a few months or getting warm while charging.

Verdict The Anker PowerCore 20100 is an excellent choice for anyone needing a reliable, high-capacity power bank. Its combination of fast charging, universal compatibility, and robust safety features makes it a top pick for travelers and device users alike. While it may have some minor drawbacks, the benefits far outweigh the cons, making it a worthwhile investment for those who require extended battery life on the go.

Features Table

Feature Description
Capacity 20,000mAh
Output 4.8A
Charging Speed High-speed with PowerIQ and VoltageBoost
Safety Features MultiProtect Safety System (surge protection, short circuit protection)
Design Premium materials, matte finish, lightweight
Compatibility Universal compatibility with USB-charged devices (iPhone, iPad, Samsung Galaxy, etc.)
Recharge Time Approximately 4-6 hours
Ports 2 x USB-A
Additional Features High-speed charging technology, industry-leading output