Your guide to better health
Every part of you contributes to your health. Sense keeps you informed and empowered with innovative stress, skin temperature, heart & sleep features.
Mindful Stress Management
See a graph of your electrodermal activity, understand your stress, log your mood and more.
Restful sleep is key, so Sense interprets your sleep quality with a Sleep Score & tracks your sleep stages with your resting heart rate.
High/Low Heart Rate Notifications
Heart rate is a key indicator of health. Stay informed when Sense detects that yours is above or below your threshold.
On-Wrist Skin Temperature Sensor
Sense tracks your skin temperature each night to show how it varies from your personal baseline, so you can spot trends.
6+ Day Battery Life
Keep it up with a week of battery and fast charging—fuel for a full day in just 12 minutes.
Google Assistant & Alexa Built-In
Quickly check the weather, set bedtime reminders and alarms, control your smart home devices and more—just by speaking to the voice assistant on your wrist.
Free Premium Trial
Unlock a 6-month trial with personalised insights, guided programmes to improve your sleep and nutrition, advanced tools & more.
Specifications• Battery: Lithium-polymer, up to 6+ days battery life (approx. 40 minutes 10 – 80% battery life)
• Connectivity: Bluetooth® 5.0, Wi-Fi (802.11b/g/n 2.4GHz), NFC, Built-in GPS + GLONASS
• Water Resistance: Water resistant to 50 metres
• Sensors: Multi-path optical heart rate sensor, Multipurpose electrical sensors compatible with EDA Scan app, Gyroscope, Altimeter, 3-axis accelerometer, Skin temperature sensor, Ambient light sensor, Vibration motor
• Audio: Speaker (75dB SPL @10cm), Microphone
• Watch size dimensions: 404.8 x 404.8 x 123.5 mm
• Small Strap Size: Fits wrist 140 mm - 180 mm in circumference
• Large Strap Size: Fits wrist 180 mm - 220 mm in circumference
• Boxed Content: Fitbit Sense smartwatch, classic wristband (both small & large), Charging cable