Fitbit Inspire 3
Slim tracker that keeps you moving and sleeping better
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Why people are buying it
The Fitbit Inspire 3 is a lightweight fitness tracker that blends essential health metrics with a sleek design. It offers continuous heart‑rate monitoring, SpO₂ tracking, sleep stages, and 20+ exercise modes. With up to 10 days of battery life and water resistance up to 50 m, it's built for everyday wear. Seamless syncing to the Fitbit app provides personalized insights and goal‑setting tools.
- 10‑day battery life on a single charge
- 24/7 heart‑rate and SpO₂ monitoring
- Sleep stage tracking with Smart Wake™
- Water‑resistant to 50 m (swim‑ready)
- Fitbit app integration for detailed health insights
What it does well
- Long battery life for a small tracker
- Accurate heart‑rate and SpO₂ sensors
- Comfortable, lightweight design
- Robust Fitbit app ecosystem
- Swim‑ready water resistance
What to weigh
- No built‑in GPS (relies on phone)
- Limited on‑device storage
- No music controls
- Screen can be hard to read in bright sunlight
Should you buy it?
The Fitbit Inspire 3 delivers a solid mix of health tracking and battery endurance at a modest price. It's ideal for users who want reliable metrics without the bulk of a full‑featured smartwatch.
Specifications
| General | |
|---|---|
| Model | Inspire 3 |
| Release Year | 2023 |
| Colors | Black, Midnight, Rose Gold, Ocean Blue |
| Display | |
| Type | OLED |
| Resolution | 336 × 336 px |
| Brightness | Up to 300 nits |
| Performance | |
| Battery | Up to 10 days |
| Charging Method | Magnetic USB‑C dock |
| Sensors | Heart‑rate, SpO₂, 3‑axis accelerometer, ambient light |
| Other | |
| Water Resistance | 5 ATM (50 m) |
| App Ecosystem | Fitbit app (iOS/Android/Web) |
| Health Features | Sleep stages, Stress Management, Menstrual Cycle Tracking |
From published manufacturer information. Check the store listing for the exact variant.
How it compares
| Product | Battery Life | Water Resistance | Heart‑Rate Monitoring | SpO₂ Sensor | Display Type | Price |
|---|---|---|---|---|---|---|
| Fitbit Inspire 3 | Up to 10 days | 5 ATM (50 m) | Continuous optical | Yes | 1.47‑inch OLED | $70‑90 |
| Xiaomi Mi Band 8 | Up to 14 days | 5 ATM (50 m) | Continuous optical | Yes | 1.62‑inch AMOLED | $45‑55 |
| Garmin Vivosmart 5 | Up to 7 days | 5 ATM (50 m) | Continuous optical | Yes | 0.74‑inch OLED | $80‑100 |
Worth a look instead
Questions buyers ask
Does the Inspire 3 have built‑in GPS?
No, it relies on your phone's GPS for distance tracking.
Can I use Fitbit Pay on the Inspire 3?
Fitbit Pay is available on the Inspire 3, but only in regions where NFC is supported.
How accurate is the SpO₂ reading during sleep?
SpO₂ measurements are generally reliable for spotting trends, though they may vary slightly from medical‑grade devices.
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