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 Advanced Health Smartwatch - Graphite

Out of Stock
Activity Trackers
Water Resistant
per week *
Cash Price3
* The advertised Lease is a rental-purchase agreement for new merchandise. Unless you exercise your Early Purchase Option, to acquire the merchandise you must make 52 weekly payments of $14.00 (plus tax & delivery), for a $728.00 (plus tax & delivery) Total Cost/Total of Payments. This includes a $334.99 Cash Price3 and a $393.01 Cost of Rental.




Meet Fitbit Sense, the advanced health smartwatch that helps you tune in to your body and guides you toward better health. Assess your heart for atrial fibrillation (AFib) with a compatible ECG app right on your wrist, track & manage stress, better understand your sleep quality and even keep an eye on patterns in your skin temperature. Plus, Sense unlocks a 6-month Fitbit Premium membership for new users which includes personalized tools like Daily Readiness—so you can do what's best for your body. Fitbit is part of the Google family.
  • Daily Readiness
    Optimize your workout routine with a Daily Readiness Score that reveals if you're ready to exercise or should focus on recovery.1
  • Eda Scan App
    The on-wrist EDA Scan app detects electrodermal activity--which may indicate your body's response to stress so you can better track and manage it.
  • 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.2
  • On-wrist Skin Temperature Sensor
    Sense logs your skin temperature each night to show how it varies from your personal baseline, so you can be aware of trends over time.3
  • Understand Your Spo2 Levels
    See your nightly blood oxygen levels at a glance with our growing collection of SpO2 clock faces. Then use the Fitbit app to track your trends over time in the Health Metrics dashboard to see when there may be indications of important changes in your fitness and wellness.
  • 6-month Fitbit Premium Included
    Personalized health & fitness guidance with a 6-month Fitbit Premium membership for new Premium users.4
  • High & Low Heart Rate Notifications
    Your heart rate is a key indicator of health, so stay informed when Sense detects that your heart rate is unusually high or low.
  • Built-in Voice Assistant
    Use Google Assistant or 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 yoru watch.5
  • 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 your phone is nearby. Requires more frequent charging.)
  • 6+ Day Battery Life
    Get 6+ days of battery life without stopping to charge, along with fast charging--fuel for a full day in just 12 minutes. 6
  • 1 Daily Readiness Requires A Fitbit Premium Membership. Premium Content Recommendations Are Not Available In All Locales And May Be In English Only.
  • 2 The Fitbit Ecg App And Irregular Heart Rhythm Notifications Are Only Available In Select Countries And With Select Fitbit Products; Not Intended For Use By People Under 22 Years Old. The Irregular Heart Rhythm Notifications Feature Is Not Intended For Use By People With Known Afib.
  • 3 Skin Temperature Variation Not Available In All Markets. Only Available In The Fitbit App And Only Displays Variation. Significant Changes In Ambient Temperature May Negatively Impact Skin Temperature Tracking.
  • 4 New And Returning Premium Members Only. Must Activate Trial Within 60-days Of Device Activation (requires Valid Payment). This Trial Cannot Be Gifted. Cancel Before End Of Trial To Avoid Recurring Fees. Content And Features May Change. Terms & Conditions Apply.
  • 5 Voice Assistant Availability And Features May Vary.
  • 6 Varies With Use And Other Factors; Up To 12 Hours With Continuous Gps. Get 24 Hours Of Charge With 12 Minutes Of Charging.
  • 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
Battery Strength Indicator:Yes
Display Type:AMOLED
Color Display:Yes
Customizable Watch Faces:Yes
Shock Resistant:No
Form Factor:Wristwatch
GPS Enabled:Yes
Backlit Display:Yes
Integrated Camera:No
Metrics Measured:Electrocardiography (ECG); Pace; Distance traveled; Duration of sleep stages; Skin temperature; Blood oxygen; Calories burned; Hours slept; Duration of exercise; Route; Stairs climbed; Steps taken
Charging Time:40 minutes
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:Black
Clock Display:Yes
Multi-Sport Tracking:Yes
Maximum Depth of Water Resistance:164 feet
Model Family:Fitbit Sense
Built-In Microphone:Yes
Wi-Fi Compatibility:Wireless B; Wireless G; Wireless N
Series:Fitbit Sense
Minimum Wrist Size:139.7 millimeters
Mobile Notifications:Yes
Silent Alarm:Yes
Alert Type:Vibration; Visual
Case Material:Stainless steel
Screen Material:Corning Gorilla Glass 3
Bluetooth Enabled:Yes
Screen Size:40 millimeters
Data Plan Required:No
Band Material:Silicone
Band Type:Silicone Band with Buckle
Mobile Payment Service Supported:Fitbit Pay
Global Positioning:GPS; GLONASS
NFC Technology:Yes
Model Number:FB512BKBK
Maximum Operating Temperature:113 degrees fahrenheit
Operating System Compatibility:Android; Apple iOS
Water Resistant:Yes
Minimum Operating Temperature:14 degrees fahrenheit
Internal Carrier:Not Applicable
Product Name:Sense Advanced Health Smartwatch
Display Screen:Yes
Band Width:20 millimeters
Case Shape:Rounded square
Manufacturer's Warranty - Labor:1 year limited
Adjustable Brightness:No
Operating System:Android
App Compatible:Yes
Works With:Amazon Alexa; Google Assistant
Vibration Alert:Yes
Band Color:Carbon
Product Type:Smartwatch
Voice Assistant Built-in:Google Assistant; Amazon Alexa
California residentsClick here for Proposition 65 warning.