Why do you need a power bank?

Offering convenient on-the-go charging when we’re traveling or there’s no wall outlet available, the best power banks help keep us out on our adventures longer. From expanded battery capacities to faster and even wireless charging, power banks have never been more viable and efficient.

What is the best portable power bank?

If you need to charge larger devices, go with a power bank with greater capacity, like the BioLite Charge Max 100. The Skullcandy Fat Stash 2 ($40) almost beat out the Goal Zero Flip 24 for the Most Portable Power Bank until we realized that this little box packs quite a punch.

How much power does a power bank provide?

Most power banks are designed to provide up to 25W of power. However, smaller power banks will likely deliver less than that. We have found in our testing that an output rating of 15W-25W is the sweet spot. In that range, you will get efficient power delivery and quicker charging times on the go.

How do power banks work?

Some power banks attach directly to smartphones via magnetic connection. These power banks are compact units that typically pack just enough power to recharge a compatible smartphone a single time. On this list, the Hinovo Magnetic Charger is a highly functional and convenient option. It essentially doubles your phone’s battery — no cable required.

Is a power bank the same as a battery?

Yes and no. Both are batteries with ports you can plug your devices into. Typical power banks are very portable and used to charge phones, tablets, and even laptops sometimes. They usually only have USB ports but some do have the familiar AC ports, too, that can power very small devices.

What is the largest power bank?

The Lion Trek Power Bank ($149) is the largest power bank on this list in both size and capacity. At 2.1 pounds and 8.5 inches long, it takes some liberties with its self-described “portable” nature. Still, this power bank justifies its size with a massive 27,000 mAh capacity and a handy AC power outlet.