vs
6.3Display9.5
Dimensions
Size comparison
Approach J1PRO 4 2026 Smartwatch silber, ECG, IP67
| Approach J1 | PRO 4 2026 Smartwatch silber, ECG, IP67 | Difference | |
|---|---|---|---|
| Case size | 43 mm | 47 mm | −4 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Approach J1 better than PRO 4 2026 Smartwatch silber, ECG, IP67?
Approach J1 has no measurable advantages in this pair.
Why is PRO 4 2026 Smartwatch silber, ECG, IP67 better than Approach J1?
PRO 4 2026 Smartwatch silber, ECG, IP67 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 47 mm |
| Weight | 29 g | — |
| Thickness | 11.4 mm | — |
| Height | 43 mm | — |
| Width | 43 mm | — |
| Case material | Aluminium | — |
| Sapphire crystal | No | — |
| Lens / cover glass | chemically strengthened glass | — |
| Strap material | elastic fabric hook and loop | Silikon |
| Water resistance | 5 ATM | — |
| Water rating (maker) | 5 ATM | — |
| Colours | — | Silver |
| Display | ||
| Screen size | — | 1.56″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 390 px | — |
| Resolution (height) | 390 px | — |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | — |
| GPS battery life | 15 h | — |
| Battery type | Lithium ion | — |
| Wireless charging | No | — |
| Charging | Garmin proprietary plug charger | — |
| Health sensors | ||
| Optical heart rate | — | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | GPS, GLONASS, Galileo, Compass, Gyroscope, Accelerometer, Ambient light sensor | heart rate |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO | — |
| Compass | Yes | — |
| Sport profiles | 5 | — |
| Smart features | ||
| Storage | 4 GB | — |
| Platform | ||
| Operating system | Garmin OS | — |
| Platform | Proprietary | — |
| Works with | iOS, Android | iOS, Android |
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