When tested, the Sennheisers turned out to be small powerhouses with a decent sound. Their clear and soft sound provides good background music for running, cycling and more. They sit comfortably in the ears, even if there is a slight pressure in the auricles over time.

This is how they sound: Sennheiser's sports headphones have a similar warm sound character to the Momentum True Wireless 3, although they don't come close to their clarity. For example, the hyperactive bass in "Smile" by Wolf Alice is a little boomy, but the guitar in HAIM's "Forever", which is doubled in stereo, is reproduced in a beautifully spacious and fat way...

... The earpieces sit firmly yet comfortably. Unfortunately, the only shortcoming is still the bulky size of the headphones, with which Sennheiser still cannot keep up with the often much slimmer competition. Technically, however, the new in-ears can hardly be criticised. The sound is excellently balanced, as is typical for Sennheiser, the battery lasts a remarkably long time (nine hours) and the app...