
CORTEX21
CORTEX21 performance opens up precise performance diagnostics beyond the laboratory. Compact design, intelligent sensors, and GPS integration – turning every training session into trustworthy performance data. Exercise metabolic testing in motion – where science meets performance
Every measurement starts with confidence: automatic calibration, durable sensors, and consistent accuracy even at peak performance.
CPET – proven worldwide, from fitness applications to the trainer’s bench.
There are no limits to performance – nor to your diagnostics.
Always in flow, thanks to instant readiness, hot-swap technology, and high-precision O₂ and CO₂ analytics.
Whether in the lab or out in the field: rely on accurate data and uncompromising quality, wherever you measure performance.
- no warm-up time
- o₂ & co₂ measurement
- hot-swa bbattery exchange
- ambient air monitoring
- indoor & outdoor mobility
CORTEX21

CORTEX21 performance opens up precise performance diagnostics beyond the laboratory. Compact design, intelligent sensors, and GPS integration – turning every training session into trustworthy performance data. Exercise metabolic testing in motion – where science meets performance
Every measurement starts with confidence: automatic calibration, durable sensors, and consistent accuracy even at peak performance.
CPET – proven worldwide, from fitness applications to the trainer’s bench.
There are no limits to performance – nor to your diagnostics.
Always in flow, thanks to instant readiness, hot-swap technology, and high-precision O₂ and CO₂ analytics.
Whether in the lab or out in the field: rely on accurate data and uncompromising quality, wherever you measure performance.
- no warm-up time
- o₂ & co₂ measurement
- hot-swa bbattery exchange
- ambient air monitoring
- indoor & outdoor mobility










