Feature

• EVERYTHING YOU NEED IS INCLUDED: Purchase includes an initial 12-month WHOOP membership, 4.0 hardware, Onyx SuperKnit band, and wearable, waterproof* battery pack. THIS IS FOR FIRST TIME WHOOP MEMBERS.
• CONTINUOUS MONITORING: WHOOP is a unique wearable fitness device that offers continuous monitoring of physiological data, including heart rate, respiratory rate, resting heart rate, heart rate variability, skin temperature, blood oxygen levels, daily activity and sleep so users can better understand their overall health and wellness status and track their progress over time.
• PERSONALIZED FOR YOUR GOALS: WHOOP is insight-driven, providing users with clear next steps and a science-backed approach so they can understand and improve their overall health and optimize performance. Track and log your daily behaviors like activity, diet, alcohol consumption, stress levels, caffeine intake and more with the WHOOP Journal. WHOOP then calculates which behaviors help or hurt your sleep and recovery most, making it easier to stick with healthy habits.
• ON THE GO CHARGING: Get continuous data for days on a single charge with our waterproof* battery pack that enables you to charge on the go while you wear it.
• COMMUNITY SUPPORT: WHOOP offers a supportive community of users, including professional athletes and fitness enthusiasts, who share their experiences and insights. This community provides users with inspiration and encouragement as they work to achieve their fitness and wellness goals. Additionally, WHOOP's community provides users with access to expert resources and guidance to help them optimize their health and wellness.

Only track metrics that matter

• Upgraded Sensor Configuration: The active sensor area now contains 5 LEDs (three green, one red, and one infrared), 4 photodiodes, and advanced algorithms to provide even more accurate heart rate measurements
• 33% Smaller Size: WHOOP 4.0 is 33% smaller than WHOOP 3.0 with a five-day battery life
• New Feature - Sleep Coach with Haptic Alerts: WHOOP 4.0 is engineered with haptic alerts that members can set to wake them up through gentle vibrations at the optimal time based on their sleep needs and cycles
• New Feature - Pulse Oximeter: The upgraded hardware is equipped to calculate blood oxygen levels (SPO2) to help members unlock additional daily health insights
• New Feature - Skin Temperature Sensor: WHOOP 4.0 measures skin temperature to provide members another layer of knowledge about their bodies
• New Feature - Health Monitor: Members can track live heart rate, skin temperature, blood oxygen saturation, resting heart rate, heart rate variability, and respiratory rate in one view. The Health Monitor also allows members to easily download and export 30-day or 180-day trends of these metrics into a report that can be shared with a coach, trainer, PT, or physician
• WHOOP Battery Pack 4.0: The upgraded battery pack built for on-the-go charging is now waterproof and lets members double tap to view battery level
• Next Generation Battery Technology: WHOOP 4.0 is the first product in the world powered with Sila's silicon anode battery materials. Engineered with cell configuration improvements and long cycle life, the new battery delivers 17% higher energy density than WHOOP 3.0, facilitating a reimagined industrial design that also unlocks WHOOP Body

WHOOP doesn’t just track — it translates.

When you get started on WHOOP, you set a goal for yourself. WHOOP then learns your body’s baselines and patterns to coach you with custom recommendations on how to tailor your lifestyle, habits, training programs, and more to unlock your potential.

No screens. No distractions. Just science.

We skipped the unnecessary frills to build the most wearable technology on the market. A minimalist, screen-free design means you can wear it 24/7. Never take it off to charge thanks to a wireless battery pack. Change things up and wear your WHOOP anywhere on your body. And get lab-level accurate data that outperforms other leading wearables.

WHOOP Body featuring Any-Wear™ Technology enables WHOOP 4.0 to collect accurate data from areas including the torso, waist, and calf. This new collection of apparel is the first of its kind in the wearables industry and allows members to wear WHOOP 4.0 off of their wrist. In addition to apparel, WHOOP has developed new accessories and designs, including:

• Fast Link™ Slider: WHOOP 4.0 is built with a new Fast Link™ slider that makes it easier than ever to swap WHOOP 4.0 between a variety of colorful bands and all-new WHOOP Body sensor-enhanced technical apparel
• SuperKnit & HydroKnit Bands: WHOOP 4.0 includes a new SuperKnit band which comes pre-threaded and is constructed for ultimate comfort and durability. WHOOP will also release a HydroKnit band that is fast drying and optimized for water sports and activities
• Any-Wear™ Detection: A novel location detection technology identifies when and where WHOOP 4.0 is on the body

World-class wearable tech

Get the state-of-the-art WHOOP sensor, an ultra-durable, ultra-comfortable Onyx SuperKnit band, and a waterproof, wireless battery pack—all included with purchase. WHOOP is IP68 dust-proof and water-resistant at depths up to 10 meters (roughly 32 feet) for up to 2 hours and lasts up to 5 days on a single charge.

Personalized app

WHOOP calibrates to your unique baseline and calculates daily performance scores, health metrics, real-time stress levels, and trends over time. You can also get real-time answers from WHOOP Coach, the all-new, AI-powered feature that uses your personal WHOOP data, and the latest in human performance science to give you custom performance coaching.

Cutting-edge science

WHOOP is always evolving with monthly feature updates that are fueled by the best minds in data science, health, sport, and human performance. You can also listen to the WHOOP Podcast and access the WHOOP blog, The Locker for extensive articles about all things human performance.