vs
3.7Display9.4
5.0Health tracking9.2
3.9Smart features9.0
Why is Smart Watch 2 better than Watch 4 Pro?
Smart Watch 2 has no measurable advantages in this pair.
Why is Watch 4 Pro better than Smart Watch 2?
- Built-in GPSNo · Smart Watch 2: Yes
- AMOLED / OLED displayNo · Smart Watch 2: Yes
- NFC paymentsNo · Smart Watch 2: Yes
- LTE (cellular)No · Smart Watch 2: Yes
- Battery capacity230 mAh vs 570 mAh2.5×
- eSIMNo · Smart Watch 2: Yes
- Screen size1.8″ vs 1.91″+6%
- Pixel density207 ppi vs 327 ppi+58%
- Resolution (width)240 px vs 378 px+57%
Specifications
Side by side
| Design & durability | ||
| Case size | — | 50 mm |
| Weight | — | 52.3 g |
| Thickness | — | 12.9 mm |
| Height | — | 50.1 mm |
| Width | — | 38.3 mm |
| Case material | Plastic / polymer | Stainless steel |
| Water resistance | — | 5 ATM |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Colours | Black | Black, Silver |
| Display | ||
| Screen size | 1.8″ | 1.91″ |
| Display technology | LCD | AMOLED |
| Panel | IPS LCD | LTPO AMOLED |
| AMOLED / OLED display | No | Yes |
| Resolution (width) | 240 px | 378 px |
| Resolution (height) | 286 px | 496 px |
| Pixel density | 207 ppi | 327 ppi |
| LTPO display | — | Yes |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 230 mAh | 570 mAh |
| Battery type | — | Li-Ion |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sensors | Accelerometer, heart rate, SpO2 | Accelerometer, gyro, heart rate, compass, barometer, SpO2, thermometer (skin temperature) |
| Sports & navigation | ||
| Built-in GPS | No | Yes |
| Satellite systems | — | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | No | Yes |
| LTE (cellular) | No | Yes |
| eSIM | No | Yes |
| Wi-Fi | — | Wi-Fi 4 |
| Bluetooth | 5.1 | 5 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | — | 32 GB |
| RAM | — | 2 GB |
| Platform | ||
| Operating system | Proprietary OS | ColorOS Watch 3.0 - China |
| Platform | Proprietary | Proprietary |
| Chipset | — | Qualcomm Snapdragon W5+ Gen 1 |
