The use of lithium polymer cells increases the life of the device and allows you to maintain a compact size, where the thickness of the device is only 33 mm and the weight is 610 g - at a capacity of 30000 mAh.

You need more than one USB port: Most batteries with this many USB ports cost much more, so having two USB-C and one USB-A port will help you charge everything you carry. You want a portable StandBy dock: If you have an iPhone 12 or newer running iOS 17, you can use the Baseus Magnetic Foldable as a dock for your iPhone in StandBy mode, giving you a cool desk clock with notifications or a digital photo frame. I have a gorgeous titanium Apple Watch band sent from Nomad, and it was too heavy to hang onto the Otterbox Power Bank's magnet, even though its titanium is incredibly lightweight compared to other metal bands.The Anker Prime series of Power Banks, including the Anker Prime 27,650mAh Power Bank (250W) and the Anker Prime 20,000mAh Power Bank (200W), are for people who truly love to geek out on power banks. We're going to make it very easy to find a great, affordable power bank to keep you going all day long, and maybe even days longer. You want a powerful magnetic charger: The Baseus Magnetic Foldable Power Bank is a high-capacity battery built onto a very strong magnet. Equipped with cutting-edge technology, the Baseus Bipow boasts an impressive energy conversion rate of ≥75%, maximizing efficiency while charging your devices.

Well, you're right, the Anker 733 is big, and it's power-to-weight ratio isn't as high as the heavy hitters on this list.

It charges our phone and all of our accessories fast, and it's even powerful enough to charge a Chromebook or MacBook Air. It has a number of safety features and practical light indicators that provide real-time information about its charging status. Fast 3A output with built-in smart processor, provides optimal charging speed adapted to different devices.

Its compact size and light weight thanks to the use of lithium polymer cells will make the X30 power bank ideal for home or travel.Power banks are not 100% efficient, and even though you start with plenty of power, a lot of it is lost in the charging process. That's just fine, because this power bank is the perfect pocket companion to keep you going through a busy day. At only 100g, the Anker Nano is the smallest, but it still packs in plenty of power for that weight. Finance is provided by PayPal Credit (a trading name of PayPal UK Ltd, Whittaker House, Whittaker Avenue, Richmond-Upon-Thames, Surrey, United Kingdom, TW9 1EH).