Due to demand, a shipping date cannot be provided at checkout. After you've placed your order, we will send you shipping updates as soon as they are available. Quantities are currently limited to only ONE per customer.
PLEASE NOTE: This product will not ship until January 2023. Quantities are currently limited to ONE per customer. Due to high demand, an exact manufacturer shipping date cannot be specified at this time. After your order is placed, you will receive shipping updates as they become available. Thank you for your patience and understanding.

Fitbit - Sense 2 Advanced Health Smartwatch - Platinum

In Stock
0.44 in
1.59 in
Smart Watches
0.45 in
0.45 lbs
per week *
Cash Price3
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Meet Sense 2—the smartwatch designed to help you stress less, sleep better & live healthier. Get help identifying stress and get the tools to better manage it. Learn more about your sleep and how to improve your rest with detailed nighttime tracking and a unique Sleep Profile. Track key heart-health indicators so you can make more informed wellness decisions. Plus Sense 2 is packed with advanced activity tracking and smartwatch features and includes 6 months of Fitbit Premium Membership1. Fitbit is part of the Google family.
  • All-day Stress Detection
    Recognize stressful events, manage them and move on with our new continuous EDA sensor on Sense 2. It helps detect stress events so you can start to see how and when your stress is triggered. Use of the cEDA sensor may affect battery life.
  • Stress Management Score
    Get a handle on your stress. Higher score? You're showing fewer signs of stress. Lower score? Time to find better balance--try a meditation or go for a walk.
  • Sleep Profile
    It's easier to get better sleep when you know what kind of sleeper you are. Find out whether your sleep mirrors a deep-sleep bear, a slow-to-sleep tortoise or one of our other Sleep Animals., then learn what habits best to support your profile.2
  • Sleep Stages & Sleep Score
    Learn about the quality of your previous night's sleep with a personalized Sleep Score. With Premium, see a breakdown of time in light, deep & REM sleep to see what's impacting your rest.
  • Fitbit ECG App & Irregular Heart Rhythm Notifications
    There are two ways to uncover Afib, right at your fingertips. With the ECG app, you can take an assessment on demand. Plus, use irregular heart rhythm notifications to look for signs of Afib while you're still or sleeping.3
  • High & Low Heart Rate Notifications
    Your heart rate is a key indicator of health, so Sense 2 keeps you informed when it's above or below your set resting threshold.
  • Daily Readiness Score
    Enhance yoru workout routine with a Daily Readiness score that reveals if you're ready to push or should focus on recovery.4
  • Active Zone Minutes
    Get the results you want from every workout. Active Zone Minutes uses your heart rate to guide you toward your desired intensity level--then helps you get there.
  • Built-in GPS
    See you real-time pace & distance without your phone using built-in GPS during outdoor activity, then see a map of your workout route in the Fitbit app.
  • 40+ Exercise Modes
    Sense 2 tracks more exercises than ever--like skiing, golf, stand-up paddle boarding and more--and see all your stats in real time.
  • Notifications
    Get notifications for calls, texts, calendar events and apps like Gmail and Venmo--plus send quick replies and voice replies right from your wrist. Available when phone is nearby.
  • Calls From Your Wrist
    Use the built-in mic and speaker to take Bluetooth calls hands-free, send callers to voicemail and adjust volume. Available when phone is nearby.
  • Google Maps
    With Google Maps on your Fitbit watch, navigation is easier than ever. Explore a new route confidently with turn-by-turn directions on your wrist. (Phone must be nearby. Available on Android only, Coming Spring 2023 to iOS.)
  • Google Wallet
    Tap your wrist to pay everywhere Google Pay is accepted. The quick, secure and contactless way to check out with your watch.
  • Built-in Voice Assistant
    Use Amazon Alexa Built-in to get quick news and weather, set bedtime reminders and alarms, control your smart home devices and more--just by speaking to your watch.5
  • 6-month Fitbit Premium Membership
    Get deeper insights and guidance, exclusive workouts, mindfulness sessions and more with the included 6-month Premium membership.1
  • 1 New and returning Premium members only. Must activate membership within 60 days of device activation (requires valid payment). This membership cannot be gifted. Cancel before membership ends to avoid recurring fees. Content and features may change. Terms & conditions apply.
  • 2 Requires a Fitbit Premium membership.
  • 3 The Fitbit ECG app and irregular heart rhythm notifications are only available in select counties and with select Fitbit products; not intended for use by people under 22 years old. The irregular heart rhythm notificiations feature is not intended for use by people with known AFib.
  • 4 Daily Readiness requires a Fitbit Premium membership. Premium content recommendations are not available in all locales and may be in English only.
  • 5 Amazon Alexa and all related marks are trademarks of Amazon.com, Inc. or its affiliates. Alexa is not available in all languages and countries. Alexa features and functionality may vary by location.
  • Note: Requires use of Fitbit app with compatible iPhone or Android devices. A Google account will be required.
Sensors:Accelerometer; Altimeter; Ambient light sensor; Electrical heart rate (ECG) sensor; Optical heart rate (PPG) sensor; Pulse oximeter (Sp02) sensor; Temperature sensor
Band Size:Adjustable
Dust Resistant:Yes
Display Type:AMOLED
Color Display:Yes
Customizable Watch Faces:Yes
Form Factor:Wristwatch
GPS Enabled:Yes
Number of Sensors:7
Backlit Display:Yes
Metrics Measured:Activity vs. inactivity; Altitude changes; Blood oxygen; Respiration rate; Cadence; Calories burned; Distance swam; Distance traveled; Duration of exercise; Electrocardiography (ECG); Hours slept; Laps swam; Pace; Route; Duration of sleep stages; Running/Walking speed; Steps taken; Skin temperature
Product Length:9.79 inches
Product Width:1.59 inches
Battery Type:Lithium-polymer
Charging Interface(s):USB
Touch Screen:Yes
Manufacturer's Warranty - Parts:1 year limited
Maximum Wrist Size:220.98 millimeters
Color Category:Gray
Clock Display:Yes
Multi-Sport Tracking:Yes
Maximum Depth of Water Resistance:164 feet
Model Family:Fitbit Sense 2
Product Depth:0.44 inches
Built-In Microphone:Yes
Wi-Fi Compatibility:None
Series:Sense 2
Minimum Wrist Size:139.7 millimeters
Mobile Notifications:Yes
Silent Alarm:Yes
Alert Type:Vibration; Visual
Case Material:Aluminum
Bluetooth Enabled:Yes
Data Plan Required:No
Band Material:Silicone
Band Type:Infinity
Clasp Type:Other
Global Positioning:GPS; GLONASS
NFC Technology:Yes
Model Number:FB521SRWT-US
Maximum Operating Temperature:113 degrees fahrenheit
Operating System Compatibility:Android; Apple iOS
Water Resistant:Yes
Replaceable Battery:No
Minimum Operating Temperature:-14 degrees fahrenheit
Internal Carrier:Not Applicable
Product Name:Sense 2 Advanced Health Smartwatch
Display Screen:Yes
Case Shape:Rounded square
Manufacturer's Warranty - Labor:1 year limited
Adjustable Brightness:Yes
App Compatible:Yes
Vibration Alert:Yes
Band Color:Lunar White
Product Type:Smartwatch
Voice Assistant Built-in:Amazon Alexa
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