vs
3.5Display8.1
5.0Health tracking9.2
Dimensions
Size comparison
Watch 4000Watch 4
| Watch 4000 | Watch 4 | Difference | |
|---|---|---|---|
| Case size | 46 mm | 47.4 mm | −1.4 mm |
| Thickness | 11 mm | 11 mm | = |
| Weight | 39 g | 43 g | −4 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 4000 better than Watch 4?
- Weight39 g vs 43 g+10%
- Screen size1.65″ vs 1.5″+10%
Why is Watch 4 better than Watch 4000?
- AMOLED / OLED displayNo · Watch 4000: Yes
- Battery capacity300 mAh vs 646 mAh2.2×
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 47 mm |
| Weight | 39 g | 43 g |
| Thickness | 11 mm | 11 mm |
| Height | — | 47.4 mm |
| Width | — | 47.4 mm |
| Case material | Stainless steel | — |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Sapphire crystal glass |
| Strap material | Kunststoff | — |
| Water resistance | — | 5 ATM |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | Black | Midnight Titanium, Evergreen Titanium |
| Display | ||
| Screen size | 1.65″ | 1.5″ |
| Display technology | LCD | AMOLED |
| Panel | LCD | LTPO AMOLED |
| AMOLED / OLED display | No | Yes |
| Resolution (width) | — | 466 px |
| Resolution (height) | — | 466 px |
| Pixel density | — | 310 ppi |
| Peak brightness | — | 3,000 nits |
| LTPO display | — | Yes |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 6 days | — |
| Battery capacity | 300 mAh | 646 mAh |
| Battery type | Li-Po | Si/C |
| Wireless charging | — | No |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2, accelerometer | Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GPS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | — | Yes |
| LTE (cellular) | — | No |
| eSIM | — | No |
| Wi-Fi | — | Wi-Fi 4 |
| Bluetooth | 5.3 | 5.2 |
| Smart features | ||
| Speaker | — | Yes |
| Voice assistant | Yes | — |
| Storage | — | 32 GB |
| RAM | — | 2 GB |
| Platform | ||
| Operating system | — | OxygenOS Watch 8 + Wear OS 7.0 |
| Platform | — | Wear OS |
| Works with | iOS, Android | — |
| Chipset | — | Qualcomm Snapdragon W5 Gen 1 |
