vs
6.8Display6.0
Dimensions
Size comparison
Watch SE 2Pro 3
| Watch SE 2 | Pro 3 | Difference | |
|---|---|---|---|
| Case size | 38 mm | 45 mm | −7 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch SE 2 better than Pro 3?
- Screen size1.78″ vs 1.4″+27%
Why is Pro 3 better than Watch SE 2?
Pro 3 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 45 mm |
| Weight | 33 g | — |
| Thickness | 10.7 mm | — |
| Height | 44 mm | — |
| Width | 38 mm | — |
| Case material | Aluminium | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Ion-X strengthened glass | — |
| Strap material | — | Silikon |
| Water resistance | 5 ATM | — |
| Colours | Midnight, Starlight, Silver | Black |
| Display | ||
| Screen size | 1.78″ | 1.4″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 368 px | — |
| Resolution (height) | 448 px | — |
| Pixel density | 326 ppi | — |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery life (smartwatch mode) | — | 3 days |
| Battery capacity | 296 mAh | — |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | Yes | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass | heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, QZSS | GPS |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Connectivity | ||
| NFC payments | Yes | — |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | — |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | — |
| Smart features | ||
| Speaker | Yes | — |
| Storage | 32 GB | — |
| RAM | 1 GB | 1 GB |
| Platform | ||
| Operating system | watchOS 9.0 | Android Wear |
| Platform | watchOS | Proprietary |
| Chipset | Apple S8 | Qualcomm Snapdragon Wear 4100 |
