The 4 Best Fitness Trackers for Sleep Tracking
We looked at fitness trackers for sleep tracking using manufacturer specs, independent reviews and owner reports. Each pick lists what it does well and where it falls short, so you can match it to how you'll use it.
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Quick picks
| Product | Best for |
|---|---|
| 1. Fitbit Charge 6 Fitness Tracker | sleep tracking |
| 2. Garmin Vivosmart 5 | sleep tracking |
| 3. Amazfit Band 7 | sleep tracking |
| 4. Google Fitbit Inspire 3 |
Key specs: Sleep stage tracking (light, deep, REM), Daily Sleep Score, SpO2 monitoring overnight.
Key Specifications & Features:
- Sleep stage tracking (light, deep, REM)
- Daily Sleep Score
- SpO2 monitoring overnight
- Skin temperature variation tracking
- 7-day battery life
Strengths
- Sleep Score gives an easy-to-read daily number that reflects duration, stages, and restlessness
- Overnight SpO2 and skin temperature readings add useful context beyond raw sleep duration
- Comfortable, low-profile band doesn't dig into the wrist during side sleeping
- Sleep data syncs and displays clearly in the Fitbit app each morning
Limitations
- Full sleep insight history and detailed trends sit behind a Fitbit Premium subscription
- 7-day battery requires planning a charging window outside of nightly sleep
- Haptic alarm vibration can feel strong for light sleepers on the wrist
Key specs: Advanced sleep monitoring with sleep stages, Body Battery energy tracking, Pulse Ox overnight tracking.
Key Specifications & Features:
- Advanced sleep monitoring with sleep stages
- Body Battery energy tracking
- Pulse Ox overnight tracking
- Up to 7 days battery life
- No subscription required
Strengths
- Body Battery combines sleep quality with daily stress and activity into one recovery number
- All sleep and recovery data is free, with no subscription paywall
- Lightweight band stays comfortable through a full night, even for side sleepers
- Garmin Connect app presents sleep trends over weeks and months clearly
Limitations
- No built-in alarm vibration as strong as Fitbit's, which some users prefer for waking
- Sleep stage detail is slightly less granular than Fitbit's breakdown
- Touchscreen occasionally registers accidental taps while sleeping on that wrist
Key specs: 18-day battery life, Sleep stage and breathing quality tracking, Lightweight slim band design.
Key Specifications & Features:
- 18-day battery life
- Sleep stage and breathing quality tracking
- Lightweight slim band design
- 1.47-inch AMOLED display
- Under $50
Strengths
- 18-day battery means nightly wear for close to three weeks without a charging interruption
- Slim, lightweight band is barely noticeable for side or stomach sleepers
- Sleep breathing quality tracking is a nice extra at this price point
- Affordable enough to buy specifically for sleep tracking alone
Limitations
- Sleep stage accuracy trails Fitbit and Garmin in side-by-side comparisons
- Zepp app's sleep report is less detailed and harder to navigate than Fitbit's
- No SpO2 trend graphing as robust as the pricier competitors
Strengths
- About 10 days of battery life
- 24/7 heart rate and sleep tracking
- Slim, light and comfortable
- Water resistant to 50 m
Limitations
- No built-in GPS
- Small screen
- Some insights need Fitbit Premium
How we chose
- Picks are based on manufacturer specs, independent reviews and owner reports. We don't claim our own testing.
- We do not list prices or star ratings because they change. Check Amazon for current details.