vs
8.0Display9.2
5.5Health tracking9.0
7.5Sports & outdoor4.3
7.2Smart features7.2
4.6Build & durability5.6
Dimensions
Size comparison
Watch Fit 4Watch Fit 4 Pro
| Watch Fit 4 | Watch Fit 4 Pro | Difference | |
|---|---|---|---|
| Height | 43 mm | 44.5 mm | −1.5 mm |
| Width | 38 mm | 40 mm | −2 mm |
| Thickness | 9.5 mm | 9.3 mm | +0.2 mm |
| Weight | 27 g | 30 g | −3 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Fit 4 better than Watch Fit 4 Pro?
- Weight27 g vs 30.4 g+13%
Why is Watch Fit 4 Pro better than Watch Fit 4?
- Peak brightness2,000 nits vs 3,000 nits+50%
- Thickness9.5 mm vs 9.3 mm+2%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 44 mm |
| Weight | 27 g | 30.4 g |
| Thickness | 9.5 mm | 9.3 mm |
| Height | 43 mm | 44.5 mm |
| Width | 38 mm | 40 mm |
| Case material | Aluminium | Aluminium |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Sapphire Glass |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | — | IP6X |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | 50 m / 5 bar / 5 ATM |
| Colours | Black, Silver | Green, Blue, Black |
| Display | ||
| Screen size | 1.82″ | 1.82″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 408 px | 408 px |
| Resolution (height) | 480 px | 480 px |
| Pixel density | 347 ppi | 347 ppi |
| Peak brightness | 2,000 nits | 3,000 nits |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 10 days |
| Battery capacity | 400 mAh | 400 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | Yes | Yes |
| Charging | Ladestation, kabellos | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, SpO2, compass, barometer | Accelerometer, gyro, heart rate, SpO2, compass, barometer, thermometer (skin temperature) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Dive mode | — | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Calls from the wrist | Yes | Yes |
| Speaker | Yes | Yes |
| Music on the watch | Yes | Yes |
| Platform | ||
| Operating system | — | Harmony OS 2.0 |
| Platform | — | HarmonyOS |
| Works with | Android, iOS | Android, iOS |
