Visench portable power bank

How much does a power bank cost?

Iniu Power Bank BaI-B64 for $76: Offering relatively low prices, Iniu is a power bank brand on the rise. This portable charger packs a 27,000-mAh capacity, can put out up to 140 watts, and charges three devices at once via two USB-C ports and a single USB-A port.

How efficient is a power bank?

Find out more about how we test. Power banks charge at around 80% efficiency. Most premiere flagship phones have a battery around 5,000 mAh, but a 5,000 mAh battery pack cannot charge your phone to 100%, it will be closer to 80% charged.

What features should you consider when buying a portable power bank?

Pass-through charging is another feature to consider; with it, you can charge your device and a portable power bank simultaneously. That's convenient if both your phone and backup battery are running out of power.

What is the best 'in-between' power bank?

We call it the best 'in-between' as it has far more capacity than a typical power bank, but much less than a small power station. For example, the UGreen 150W power bank which sits at the top of this guide has a capacity of 25,000mAh, and the UGreen PowerRoam 1200 power station has 212,800mAh. This model has 48,000mAh.