Why is Smart 3.0 better than Watch 5?
Smart 3.0 has no measurable advantages in this pair.
Why is Watch 5 better than Smart 3.0?
- Screen size1.78″ vs 1.97″+11%
- Resolution (width)368 px vs 390 px+6%
Specifications
Side by side
| Design & durability | ||
| Case material | — | Plastic / polymer |
| Lens / cover glass | Mineralglas Mineralglas | — |
| Water resistance | 3 ATM | — |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | 30 m / 3 bar / 3 ATM | — |
| Colours | — | Black, Titanium |
| Display | ||
| Screen size | 1.78″ | 1.97″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 368 px | 390 px |
| Resolution (height) | 448 px | 450 px |
| Pixel density | — | 302 ppi |
| Peak brightness | — | 600 nits |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 3 days | — |
| Battery capacity | — | 460 mAh |
| Battery type | — | Li-Ion |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2, accelerometer | Accelerometer, heart rate, SpO2, compass |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GPS | GLONASS, GALILEO, BDS |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | — | Yes |
| LTE (cellular) | — | No |
| eSIM | — | No |
| Bluetooth | 5 | 5.4 |
| Smart features | ||
| Speaker | — | Yes |
| Platform | ||
| Operating system | Proprietär | Proprietary OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | — |









