Best Power Banks 2026: Top portable chargers for smartphones

As much as smartphone battery life has improved over the years, it’s always a good idea to have a power bank on hand for those emergency top-ups. But with so many on the market at various prices, choosing the best for your needs can be challenging.

You’ve got to consider factors like overall battery capacity, design, and even mod cons like interactive screens, as well as the basics like the number and type of USB ports available for charging devices. And even once you’ve decided on all that, you’ll need to establish if the power bank supports fast charging and whether the output drops depending on the number of USB ports in use.

That’s a roundabout way of saying that choosing the right power bank for your smartphone can be a bit of a minefield if you’re not familiar with battery tech – but that’s where we at Trusted Reviews come in, with our curated list of the very best power banks that we’ve tested and backed up by benchmark testing.

We’ve even broken down the winners into categories to help you focus on specific features like portability or iPhone compatibility, so you can decide which is best for your needs. So, without further ado, here are the very best power banks for smartphones available in 2026.

If you’re looking for a new smartphone to pair with your shiny new power bank, take a look at our hand-picked selection of the best smartphones, and the best mid-range phones for something a little more budget-friendly.

Best power banks at a glance

Best power bank: Anker Prime 20,000mAh
Best power bank for versatility: UGreen Nexode 20000mAh 145W Qi2
Best power bank for charge speeds: UGreen Nexode 25000mAh 200W
Best power bank for camping: UGreen 48,000mAh 300W
Best power bank for travel: Anker Nano Power Bank 10K 45W
Best power bank for iPhone: Anker MagGo Power Bank 10K
Best MagSafe power bank: UGreen MagFlow 10,000mAh Qi2 25W
Best cheap power bank: Iniu SnapGo Air

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How we test power banks

We pride ourselves on fully testing and benchmarking every power bank we test, testing elements like overall battery capacity, charge efficiency, charge speeds and even how long it takes to charge the power bank itself, all to deliver unparalleled insight into the world of smartphone power banks.