Fitbit Inspire 3: full spec sheet and buying guide
The Fitbit Inspire 3 (from Google) is a lightweight activity band designed for daily tracking of movement, sleep, and stress without the complexity of a full smartwatch. This spec sheet summarizes its main features based on its official specifications and public buyer ratings on Amazon.

24/7 heart rate, sleep tracking and stress management, with more than 40 exercise modes.
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Activity and exercise
According to its spec sheet, it offers a Daily Readiness Score, active zone minutes, 24-hour activity tracking, and continuous heart rate, with more than 40 exercise modes and automatic detection for some of them.
Stress and health
It includes a daily stress management score, mindfulness sessions and guided breathing, irregular heart rhythm notifications, SpO2 measurement, and menstrual cycle tracking, among other metrics.
Sleep and compatibility
It logs sleep automatically with a detailed daily score, smart wake vibration alarm, and sleep mode. It's compatible with iOS 16.4 or later and Android 11.0 or later.
Strengths based on its spec sheet
- Lightweight band, designed to wear all day
- Continuous heart rate and detailed sleep tracking
- More than 40 exercise modes
- Stress and wellness metrics (mindfulness, breathing)
What to consider before buying
- Not a full smartwatch: smaller screen and more limited features
- Some advanced metrics may require a Google Health Premium subscription after the included trial period
- Requires a minimum iOS/Android version to work with the app
Want to compare this model with other wearables? Check out our wearables buying guide.
Who is it ideal for?
Based on its spec sheet, it's a good fit for anyone who wants activity, sleep, and stress tracking in a light, discreet band, without needing all the features of a larger smartwatch.
Who is it NOT the best option for?
If you want built-in GPS for running without your phone, or a bigger screen for managing notifications comfortably, it's worth comparing with a full smartwatch.
Frequently asked questions
Does it track heart rate continuously?
Yes, according to its spec sheet, it offers 24-hour heart rate measurement.
Does it include any subscription?
According to the product spec sheet, it includes 3 months of Google Health Premium membership; check the exact terms on the Amazon listing before buying.
Is it compatible with iPhone?
Yes, it requires iOS 16.4 or later, according to its spec sheet.

Does the Fitbit Inspire 3 sound like the right fit?
See current price on Amazon