Also new in Stiftung Warentest's constantly updated headphone database: 16 current Bluetooth headphones - including in-ears, open-ears and headband models. One in-ear reduces ambient noise perfectly, another fails in this test point. The devices also perform very differently in terms of wearing comfort: many fit well or very well, others fall out of the ear easily...

The Nothing Ear (Open) represent a successful debut for the company in this segment and impressed in the test with a wide sound stage, high wearing comfort and very good battery life. The charging case is also pleasantly slim and fits easily into a trouser pocket. The headphones can be customised to your own needs in terms of sound and control via the app, and with IP54 certification, they can also...

The Ear (open) offer high wearing comfort, a robust housing and a very long battery life. The young manufacturer only needs to work on the sound a little. In particular, the rather harsh treble and rather thin bass make the chic open-ear headphones a top contender.

The Nothing Ear (open) is an exciting pair of headphones with good sound, which can be an asset primarily in road traffic. As it does not have to record the surroundings like other in-ears with microphones, it has a longer battery life. People who wear glasses should try out the headphones first.