What is the best high-capacity portable power bank in 2025?

To help you find the best high-capacity portable power bank in 2025, we've narrowed it down to the 5 picks below, each with 20,000mAh or more, USB-C PD fast output, and smart features that make them worth carrying. Let's take a closer look: 1. Anker Prime 27,650mAh Power Bank (250W)

Are portable power banks worth it?

Portable power banks are very handy devices when you need a quick charge for your phone or laptop when on the move. Smaller capacity chargers offer great portability but only hold enough charge for maybe one or two full charges for a phone, at best.

What is a portable charger power bank?

The Portable Charger Power Bank 40,800mAh stands as the ultimate charging solution for power users who demand maximum capacity without compromising on convenience. You’ll get 6-8 full smartphone charges from its massive 40,800mAh capacity. The unit delivers 25W PD fast charging that’ll boost your phone from 20% to 70% in just 30 minutes.

Do you need a power bank to charge multiple devices?

When charging multiple devices quickly with a power bank, you don't need many ports, just a few that charge at decent speeds. If you need a big, beefy battery that you can still fly with, the Goal Zero Sherpa 100PD is just under the FAA's 100WHr limit so that you can take it on flights.

Do you need a portable battery or power bank?

Watching your phone or tablet steadily run out of power when you're nowhere near an outlet is stressful. But there's an easy solution: a portable battery or power bank. They are available in many sizes and capacities and can include handy features like fast charging and multiple ports.