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WHOOP 4.0 with 12 Month Subscription – Wearable Health, Fitness & Activity Tracker – Continuous Monitoring, Performance Optimization, Heart Rate Tracking – Improve Sleep, Strain, Recovery, Wellness

  • Based on 831 reviews
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$239.00 Why this price?
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As low as $39.83 / mo
  • – 6-month term
  • – No impact on credit
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  • – Secure and straightforward checkout

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Eligible for Return, Refund or Replacement within 30 days of receipt

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Availability: In Stock.
Fulfilled by Amazon

Arrives Sunday, May 19
Order within 13 hours and 58 minutes
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Features

  • 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.

Brand: WHOOP


Color: Onyx


Compatible Devices: Smartphones, Tablets, Laptops, Desktops


Screen Size: 4 Inches


Product Dimensions: 1.1"L x 0.4"W x 7.1"H


Item Weight: 0.31 Pounds


Battery Life: 5 days


Sensor Type: Wearable


Battery Description: Lithium-Ion


Brand: ‎WHOOP


Color: ‎Onyx


Compatible Devices: ‎Smartphones, Tablets, Laptops, Desktops


Screen Size: ‎4 Inches


Product Dimensions: ‎1.1"L x 0.4"W x 7.1"H


Item Weight: ‎0.31 Pounds


Battery Life: ‎5 days


Sensor Type: ‎Wearable


Battery Description: ‎Lithium-Ion


Item Package Dimensions L x W x H: ‎8.58 x 2.83 x 1.75 inches


Package Weight: ‎0.14 Kilograms


Item Dimensions LxWxH: ‎7.1 x 1.1 x 0.4 inches


Brand Name: ‎WHOOP


Warranty Description: ‎Lifetime warranty


Model Name: ‎4.0 Health & Fitness Tracker


Suggested Users: ‎Unisex-Adult


Manufacturer: ‎WHOOP


Part Number: ‎973-001-000


Included Components: ‎Initial 12-month WHOOP membership, 4.0 hardware, Onyx SuperKnit band, and wearable, waterproof* battery pack.


Sport Type: ‎Exercise & Fitness


Date First Available: March 14, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, May 19

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • completely transformed how I approach my health and fitness goals
I recently got my hands on a Wearable Health, Fitness, and Activity Tracker, and I've been thrilled with the experience. This little device has completely transformed how I approach my health and fitness goals. First off, the design is sleek and comfortable to wear all day long. I hardly notice it on my wrist, which is perfect for someone like me who's always on the move. But it's not just about looks; this tracker packs a punch when it comes to functionality. It accurately monitors my daily steps, distance traveled, and calories burned, giving me a clear picture of my activity levels. Plus, it seamlessly tracks my sleep patterns, providing valuable insights into my sleep quality and helping me make adjustments for better rest. One of my favorite features is its ability to sync with my smartphone, allowing me to receive notifications for calls, messages, and reminders right on my wrist. It keeps me connected without having to constantly check my phone, which is a game-changer for staying focused and productive throughout the day. Overall, this Wearable Health, Fitness, and Activity Tracker has become an essential companion in my journey towards a healthier lifestyle. Whether I'm hitting the gym, going for a run, or simply trying to get a good night's sleep, it's there every step of the way, motivating me to stay active and mindful of my well-being. ... show more
Reviewed in the United States on March 7, 2024 by Always DIY

  • Simple and Informative!
I've had this for a little less than a week but so far it's been very useful. The data it provides gives great insights that I use to maximize my general health and fitness. The sleep tracker has changed my behaviors so I can be at a higher level all day especially for workouts. Sleep detection and Activity detection make it easy to see performance for both with minimal interaction with the app. I also like the community section so I can see where I stack up in my gym group compared to those I know are very fit. I gave the mobile app rating 4 stars for a few reasons. I am on Android. First, the profile photo upload will not work and crashes the app. Two, navigating the heart rate chart can be a little glitchy with the selection bar jumping around. Three, it would be nice to see daily max heart rate as well as activity max heart rate in a quick view instead of trying to precisely navigate to it on the charts. It would be easy to just pull it up in the average heart rate card. ... show more
Reviewed in the United States on February 2, 2024 by Erik Rausch

  • Overcomplicated, fails in every key aspect
The cool parts first since credit where credit is due. The whoop is very accurate at analyzing some parameters that other fitness trackers don’t do very well, HOWEVER they place wayyyy too much faith in their “strain” and “recovery” metrics which just in the three months I’ve had the band, have had nothing to do with how hard I’ve actually felt I was working out, nor how good I felt the next day. Additionally, no display whatsoever so it provides no utility even as a watch, and to be honest, maybe steps aren’t the most important metric, but it’s nice to know roughly how active I’ve been in a day and whoop doesn’t provide even that basic information anywhere. This might be a product geared at those really looking to optimize health and fitness in every way, but for what they charge versus what they provide it’s frankly insulting. I’ve never had a Fitbit as bad as this whoop, in fact, I enjoy not wearing any watch or fitness tracker more than the whoop. It’s also practically impossible to cancel, customer service is slow and inefficient, and there’s nothing special about the band itself which you can’t even use if you don’t keep paying the ridiculous subscription cost. Save your money, get a garmin or Fitbit ... show more
Reviewed in the United States on January 28, 2024 by LeMaster Tech

  • Update: Customer service was slow, but they finally made it right!
Just a quick update to my review: Customer service was slow to respond, but they finally made it right. They sent me a new sensor and battery, and both work perfectly! I am changing my review from 1-star to 5 because I love my Whoop now! Original review: The battery pack will not charge the sensor unless I remove the band - see the attached picture showing that the sensor shows that it is charging, but the percentage of charge keeps dropping until the battery dies. I tried contacting customer service, but trying to resolve the issue with them is beyond frustrating. Customer service replied to my emails just once a day at best, and each time it was from a different agent that clearly did not read the history of troubleshooting already done. The only way I can charge the sensor is to remove the band, which is not the way it's supposed to be used (you're supposed to be able to wear it while it's charging), but customer service seems satisfied with that solution. Count me extremely disappointed. ... show more
Reviewed in the United States on March 13, 2024 by San Diego Rich San Diego Rich

  • Ton, tons of information
I was looking for something to track my sleep. There’s 1 million gimmicks out there with devices like under your mattress or using the Apple Watch or what not. A lot of them are dubious in their accuracy. I spent a lot of time looking into various methodologies and devices to find one that is legitimate. I think this is the one. It is a little expensive after the first year with the monthly bill but there’s a real accurate set of data given about you every minute of every day. It does a better job than several other devices that I’ve tried in the past and it feels more accurate based on how I’m doing. the most interesting thing is that it does encourage me to be more active as well. I did come into this looking only for a sleep tracker, but because of all the other data that is collected it encouraged me to get more active. All in all, I do think this had had a positive impact on my welfare and well-being. I’ll probably continue to subscribe even after the free year of service ends. Recommended if you’re interested in having in-depth and accurate knowledge about what your body is doing. ... show more
Reviewed in the United States on February 13, 2024 by Dan

  • Great product.
I like the convenience of the charging pod. Strap it self isn’t perfect but it’s worth air if you’re interested in your raw metrics/data the basic subscription is decent and the hardware is great just wish the replacement bands weren’t overpriced.
Reviewed in the United States on April 8, 2024 by Davis P

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