vs
4.5Display8.0
5.5Health tracking5.5
Dimensions
Size comparison
Inspire 3Watch Fit 4
| Inspire 3 | Watch Fit 4 | Difference | |
|---|---|---|---|
| Height | 39.3 mm | 43 mm | −3.7 mm |
| Width | 18.6 mm | 38 mm | −19.4 mm |
| Thickness | 11.8 mm | 9.5 mm | +2.3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Inspire 3 better than Watch Fit 4?
Inspire 3 has no measurable advantages in this pair.
Why is Watch Fit 4 better than Inspire 3?
- AMOLED / OLED displayNo · Inspire 3: Yes
- Thickness11.8 mm vs 9.5 mm+24%
Specifications
Side by side
| Design & durability | ||
| Case size | 39 mm | 43 mm |
| Weight | — | 27 g |
| Thickness | 11.8 mm | 9.5 mm |
| Height | 39.3 mm | 43 mm |
| Width | 18.6 mm | 38 mm |
| Case material | — | Aluminium |
| Strap material | Silikon | — |
| Water resistance | — | 5 ATM |
| Water rating (maker) | — | 50 m / 5 bar / 5 ATM |
| Colours | Black | Black, Silver |
| Display | ||
| Screen size | — | 1.82″ |
| Display technology | — | AMOLED |
| Panel | — | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | Yes |
| Resolution (width) | — | 408 px |
| Resolution (height) | — | 480 px |
| Pixel density | — | 347 ppi |
| Peak brightness | — | 2,000 nits |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 10 days |
| Battery capacity | — | 400 mAh |
| Battery type | — | Li-Ion |
| Wireless charging | — | Yes |
| Charging | — | Ladestation, kabellos |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, SpO2, accelerometer | Accelerometer, gyro, heart rate, SpO2, compass, barometer |
| Sports & navigation | ||
| Built-in GPS | — | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | — | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | — | Yes |
| LTE (cellular) | — | No |
| eSIM | — | No |
| Bluetooth | — | 5.2 |
| Smart features | ||
| Calls from the wrist | — | Yes |
| Speaker | — | Yes |
| Music on the watch | — | Yes |
| Platform | ||
| Works with | iOS, Android | Android, iOS |
