FitBit Sense2 Smartwatch | Shadow Grey/Graphite
Manage Stress - identify stress event, then manager them in the moment
Sleep Better - gain insights into your night's sleep plus guidance to improve
Tune in to your body - be proactive about trends & changes to your well being
Enhance your exercise - make smarter decision before, during & after your workout
Manage stress. 
Improve sleep. 
Focus on heart health. 
Work out smarter. 
Help from Google.
Style & comfort
Sense 2 is sleek and slim with raised band attachments that make it more comfortable for all-day wear. The modern design complements styles ranging from funky to formal.
Smart info on the go
Get notifications from your phone, pay for retail items, use the built-in voice assistant and send quick replies and voice replies right from your wrist
Battery for 6+ days
Sense 2 tracks all your health & fitness stats for 6+ days without having to stop for a charge. Plus get a full day's charge in just 12 minutes.
Display your way
Choose from hundreds of clock face designs and store up to 5 favourites right on your wrist.
Easily pay hands-free
Pay from your wrist at retail stores or transit stations that accept contactless payments
Ask your voice assistant
Use Amazon Alexa Built-in to ask your Fitbit smartwatch questions, set alarms, check the weather and more
The app has it all
See your stats, trends and all your progress in one place with the Fitbit app—plus access your Premium membership for personalised guidance.
Menstrual health tracking
Log periods, symptoms and more with menstrual health tracking in the Fitbit app
Understand stress, then minimise its effects
Better sleep. Improved mood. More energy. Managing stress with Sense 2 can help you get there. Identify patterns of stress with all-day body-response tracking and smart notifications to remind you to reflect on your emotions. Try new ways of managing stress with guided breathing, exercise, meditations and more.
Sleep Profile and Sleep Score give insights for better sleep.
Sleep Profile11 breaks down your sleep data each month and pinpoints how you can improve sleep based on 10 key sleep metrics.
Check your Sleep Score to learn about the quality of your previous night's sleep, and get a breakdown of time in light, deep, and REM sleep with Fitbit Premium
Everything starts with heart
Use the ECG app for on-demand atrial fibrillation assessment or turn on irregular heart rhythm notifications to assess your heart while you're still or sleeping.4
Heart-rate tracking surfaces insights from your sleep, stress, activity and more while high and low heart rate notifications keep a close eye on your heart rate.
Get more out of your workouts.
Your Daily Readiness Score analyzes recent activity, sleep, and heart rate variability. Maybe you’re signed up for a HIIT class but change plans after seeing your score – Fitbit Premium serves up a yoga flow for you.
The apps you love are here
Reach your destinations easier with turn-by-turn directions from Google Maps. Make speedy, secure checkouts from your wrist with Google Wallet
Explore the specs.
What's in the box
Fitbit Sense 2
Classic band (small & large)
Charging cable
Tech Specs
Colours
Shadow Grey / Graphite Aluminum
Lunar White / Platinum Aluminum
Blue Mist / Soft Gold Aluminum
Dimensions and weight
Length: 1.59 in (40.5 mm)
Width: 1.59 in (40.5 mm)
Height: 0.44 in (11.2 mm)
Weight: 0.08 lb (37.64 g)
Battery & Power
Battery life of 6+ days. Battery life and charge cycles vary with use, settings and other factors; actual results will vary. Use of the always-on display, SpO2 and the cEDA sensor will require more frequent charging. Up to 5 hours with continuous GPS. We recommend charging your tracker every few days to ensure you are always tracking.
Memory
Saves days of detailed motion data, minute by minute
Environmental Requirements
Operating temperature: -10° to 45° C
Sensors & Components
- Multi-path optical heart rate sensor
- Electrical sensor to measure skin conductance (cEDA) for body response tracking
- Multipurpose electrical sensors compatible with ECG app & EDA app. ECG not available in all countries.
- Red and infrared sensors for oxygen saturation (SpO2) monitoring. Not available in all countries. Not intended to diagnose or treat any medical condition or for any other medical purpose. Intended to help you manage your well-being and keep track of your information. Requires more frequent charging.
- Altimeter
- 3-axis accelerometer
- Skin temperature sensor. Only available in the Fitbit app and only displays variation. Not available in all markets. Not intended for medical purposes. Significant changes in ambient temperature may negatively impact skin temperature tracking.
- Ambient light sensor
- WiFi (deactivated, cannot be turned on)
- NFC
- Built-in GPS + GLONASS
- Vibration motor
- Speaker (75dB SPL @10cm)
- Microphone
Display
- AMOLED display
- Corning® Gorilla® Glass 3
Water resistance
Water resistant to 50m. After getting the band wet, we recommend drying the band because, as with any wearable device, it's best for your skin if the band is clean and dry.
Materials
This watch includes a band made of a flexible material similar to that used in many sports watches, as well as an aluminium watch case and buckle.
Band size
Both small and large sizes included in box.
- Small: Fits wrist 130mm - 180mm in circumference
- Large: Fits wrist 165mm - 220mm in circumference
Meet Sense 2 - the smartwatch designed to help you stress less, sleep better and 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 night time 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 six months of Fitbit Premium Membership. Improve sleep quality,
increase your energy and better manage stress with help from Sense 2 + Premium. Track your sleep each night to see how much time you spent in deep, light and REM sleep. Using a cEDA sensor, identify signs of stress, excitement, effects from caffeine and more. Over time you'll be able to recognise your stress triggers and manage it in the moment.
Use of the cEDA sensor may affect battery life. Your heart is key to your health. Better understand and track your heart health with Sense 2 and Premium. Around-the-clock heart-rate tracking provides insight into your sleep, stress, activity and more while the ECG app gives insight into your heart rhythm. With a compatible ECG app right on your wrist, assess your heart rhythm for atrial fibrillation - a heart rhythm irregularity - and share the results with your doctor.