vs
9.0Smart features5.2
Dimensions
Size comparison
Watch SE 2Watch SE (2nd Gen)
| Watch SE 2 | Watch SE (2nd Gen) | Difference | |
|---|---|---|---|
| Case size | 38 mm | 44 mm | −6 mm |
| Thickness | 10.7 mm | 10.7 mm | = |
| Weight | 33 g | 33 g | = |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch SE 2 better than Watch SE (2nd Gen)?
Watch SE 2 has no measurable advantages in this pair.
Why is Watch SE (2nd Gen) better than Watch SE 2?
- Resolution (width)368 px vs 448 px+22%
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 44 mm |
| Weight | 33 g | 32.9 g |
| Thickness | 10.7 mm | 10.7 mm |
| Height | 44 mm | — |
| Width | 38 mm | — |
| Case material | Aluminium | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Ion-X strengthened glass | — |
| Water resistance | 5 ATM | — |
| Colours | Midnight, Starlight, Silver | — |
| Display | ||
| Screen size | 1.78″ | — |
| Display technology | OLED | — |
| Panel | Retina LTPO OLED | — |
| AMOLED / OLED display | Yes | — |
| Resolution (width) | 368 px | 448 px |
| Resolution (height) | 448 px | 368 px |
| Pixel density | 326 ppi | — |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery capacity | 296 mAh | — |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | Yes |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass | — |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, QZSS | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | — |
| LTE (cellular) | Yes | — |
| eSIM | Yes | — |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | 5.3 |
| Smart features | ||
| Calls from the wrist | — | Yes |
| Speaker | Yes | — |
| Voice assistant | — | Yes |
| Music on the watch | — | Yes |
| Storage | 32 GB | — |
| RAM | 1 GB | — |
| Platform | ||
| Operating system | watchOS 9.0 | — |
| Platform | watchOS | — |
| Works with | — | iOS |
| Chipset | Apple S8 | — |
