smartwatches

Fitbit Sense 2

FitbitFitbit OS (Compatible with Android 11.0+ / iOS 16.4+ via Fitbit app)2022

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Device Specifications

Detailed technical specifications and features for the Fitbit Sense 2

Display

Display1.58" (4.05 cm) AMOLED Touchscreen Display (336x336 pixels), 1000 NITS Brightness, Always On Display (AOD), Corning Gorilla Glass 3

Battery

Battery Life6+ days (typical usage) / up to 5 hours with continuous GPS / up to 3 days with AOD enabled

ChargingMagnetic Clip Charger (0-100% in 2 hours, 12 minutes for 24 hours of battery)

Sensors

SensorsMulti-path optical heart rate sensor, Electrical sensor for skin conductance (cEDA) for body response tracking, Multipurpose electrical sensors compatible with ECG app & EDA app, Red and infrared sensors for oxygen saturation (SpO₂) monitoring, Altimeter, 3-axis accelerometer, Skin temperature sensor, Ambient light sensor, Gyroscope, Built-in GPS + GLONASS

Water Resistance

Water Resistance5 ATM (Water resistant up to 50 meters), suitable for swimming in shallow water activities, not recommended for activities involving high-velocity or high-temperature water

Connectivity

ConnectivityBluetooth 5.0, Wi-Fi (deactivated), NFC, GPS

Physical Aspects

DesignSquare dial with rounded corners, Aluminum frame, Physical button, Lightweight (37.64g), Quick-release Silicone band (available in Shadow Grey/Graphite, Lunar White/Platinum, Blue Mist/Soft Gold), buckle clasp

Weight37.64g

Features

Special FeaturesHealth & Fitness Tracking (24/7 Heart Rate Monitoring, EDA Scan app for stress management, cEDA for all-day body response tracking, ECG app for AFib assessment, Blood Oxygen (SpO₂) monitoring, Skin Temperature tracking, Sleep Tracking (with Sleep Stages, Sleep Score, Sleep Profile (Premium only), Smart Wake alarm), Daily Readiness Score (Premium only), Active Zone Minutes, Built-in GPS, 40+ exercise modes, SmartTrack automatic exercise recognition (in-app only), Steps, distance & calories tracked, Women's health tracking), Smart Features (Notifications for calls, texts & apps, On-wrist Bluetooth calling, Alexa Built-in, Google Maps (coming soon), Google Wallet (coming soon), Find My Phone, Always-on display mode, Do Not Disturb & Sleep Mode), 6 months Fitbit Premium membership included (new & returning users), 100+ Clock faces