Brüsseler Str. 74, 50672 Köln
Cologne, Germany
ACHTER is a rowing-focused HIIT gym with locations in Cologne and Berlin offering 50-minute full-body workouts combining rowing cardio, strength exercises, and yoga elements. The facility features specialized Hyrox Row classes designed for performance and competition training, alongside general conditioning sessions. Classes emphasize team atmosphere and high-calorie burn, engaging approximately 85% of muscle groups through cardio, strength, and mobility work.
ACHTER - Belgisches Viertel is listed as an official HYROX affiliate gym, which means it runs HYROX-aligned programming and appears in the official training-club network. For race-specific work, the gym has rowing machines — the kit that matters most for practising HYROX stations at competition standard. Members rate it 4.7 out of 5 across 31 Google reviews.