WHOOP 5.0 First Look: The Most Advanced Fitness Tracker Yet?

WHOOP has always marched to the beat of its own drum — no screen, subscription-based, laser-focused on recovery and strain. The WHOOP 5.0 doubles down on that philosophy while adding some genuinely new capabilities.

The hardware is noticeably smaller (30% reduction in volume) with a new sensor array that includes a skin temperature sensor and blood oxygen monitoring. The band material is softer and more breathable, which matters when you're wearing it 24/7.

New in WHOOP 5.0:

• Continuous stress monitoring via electrodermal activity
• AI-powered recovery recommendations
• Improved sleep staging accuracy (validated against polysomnography)
• 5-day battery life (up from 4)
• On-device processing for instant metrics

The subscription remains $30/month (or $239/year), which is WHOOP's biggest barrier. But for serious athletes and biohackers, the data quality is unmatched. Full review is now available on the site.