Dimensions
Size comparison
Wach 7020S-02
| Wach 7020 | S-02 | Difference | |
|---|---|---|---|
| Case size | 43 mm | 46 mm | −3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Wach 7020 better than S-02?
- AMOLED / OLED displayYes · S-02: No
- Screen size1.32″ vs 1.28″+3%
Why is S-02 better than Wach 7020?
S-02 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 46 mm |
| Thickness | — | 13 mm |
| Case material | Plastic / polymer | Stainless steel |
| Lens / cover glass | — | Mineralglas |
| Strap material | Silikon | Silikon |
| Water resistance | 3 ATM | — |
| Water rating (maker) | 30 m / 3 bar / 3 ATM | — |
| Colours | Gold | Black |
| Display | ||
| Screen size | 1.32″ | 1.28″ |
| Display technology | AMOLED | — |
| Panel | Farbdisplay | IPS |
| AMOLED / OLED display | Yes | No |
| Resolution (width) | 466 px | — |
| Resolution (height) | 466 px | — |
| Battery | ||
| Battery life (smartwatch mode) | 6 days | — |
| Battery capacity | 300 mAh | — |
| Battery type | Li-Po | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2, accelerometer | — |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Satellite systems | GPS, GLONASS, GALILEO, BDS | — |
| Connectivity | ||
| Bluetooth | 5.3 | 5 |
| Smart features | ||
| Voice assistant | Yes | — |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
