Inductive power banks with magnetic mounts are practical when you need a little extra juice on the go to ensure your phone lasts the whole day. A thinner power bank like the test and price-performance winner, the Intenso MW5000, is sufficient for this, providing 80 percent more battery life and supporting many mobile phone charging standards when charging via USB-C...

The south-west of Berlin had to make do without electricity for days. And even when the power is back on, a charged powerbank is worth its weight in gold in an emergency. Stiftung Warentest tested 24 power banks with prices ranging from just under 30 to around 100 euros. The practical test confirms this: All of them can charge compatible laptops as well as smartphones and tablets...

The Anker Mag-Go Powerbank 10k Slim combines performance with style. The combination of high-quality metal housing, slim design and above-average efficiency makes it stand out from the crowd. With 30 watts of charging power via USB-C and 15 watts wirelessly via Qi2/MagSafe, it also offers sufficient power for modern everyday life...

The Maggo Ultra Slim Magnetic Powerbank offers little cause for criticism. It is fast, has a high-quality look and is thinner than almost any of its competitors. However, users have to do without a display and dig a little deeper into their pockets.