Fitbit · Smartwatch
Fitbit Sense 2
Fitbit’s health flagship. Continuous EDA stress + ECG + skin temp.
$249.95Fitbit →
Key specs
- Battery life
- 6 days
- GPS tracking
- 5 hr
- Charging
- 1h 30m
- Weight
- 37.6g
- Case size
- 40mm
- Display
- AMOLED, always-on
- Water resistance
- 5 ATM (50m)
- Phone
- iPhone or Android
- Sensors
- Optical heart rate, Multi-path PPG, ECG, SpO₂, Skin temperature, EDA (skin conductance), Accelerometer, Gyroscope, GPS, Altimeter, Ambient light, Microphone
The Sense 2 is the most sensor-dense Fitbit. Continuous EDA reads stress through skin conductance throughout the day, ECG measures AFib on demand, and Daily Readiness pulls it all together. Readiness is free, though the deeper sleep and wellness reports still sit behind Google Health Premium.
Strengths
- Continuous EDA stress tracking
- FDA-cleared ECG
- Skin temperature trend graphs
Tradeoffs
- Google Health Premium gates the deeper sleep reports
- No on-device music
- Google account required
Full specs
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Common questions
- How much does the Fitbit Sense 2 cost?
- The Fitbit Sense 2 has a list price of $249.95.
- Does the Fitbit Sense 2 require a subscription?
- No. Fitbit sells an optional premium tier at $9.99/month for deeper analysis, but the Fitbit Sense 2 tracks and syncs without it.
- How long does the Fitbit Sense 2 battery last?
- About 6 days of typical use per charge. Heavy GPS use, an always-on display, and continuous sensing all pull that number down.
- How much does the Fitbit Sense 2 weigh?
- The 40 mm Fitbit Sense 2 weighs 37.6 g.
- How big is the Fitbit Sense 2?
- The Fitbit Sense 2 has a 40 mm case in the configuration we list, which weighs 37.6 g.
- Is the Fitbit Sense 2 waterproof?
- The Fitbit Sense 2 is rated 5 ATM (50m), which covers showering, swimming, and surface water sports. It is not a dive rating.
- Does the Fitbit Sense 2 work with iPhone and Android?
- It pairs with both iPhone and Android.
- When was the Fitbit Sense 2 released?
- Fitbit released the Fitbit Sense 2 in 2022, and it is still in the current lineup.