vs
3.4Display6.9
2.9Build & durability4.1
Dimensions
Size comparison
Approach S427
| Approach S42 | 7 | Difference | |
|---|---|---|---|
| Height | 43.4 mm | 50 mm | −6.6 mm |
| Width | 43.4 mm | 50 mm | −6.6 mm |
| Thickness | 11.7 mm | 15.3 mm | −3.6 mm |
| Weight | 43 g | 52 g | −9 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Approach S42 better than 7?
- GPS battery life15 h vs 12 h+25%
- Weight43 g vs 51.9 g+21%
- Thickness11.7 mm vs 15.3 mm+31%
Why is 7 better than Approach S42?
- AMOLED / OLED displayNo · Approach S42: Yes
- Sport profiles5 vs 7014×
- Resolution (width)240 px vs 454 px+89%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 50 mm |
| Weight | 43 g | 51.9 g |
| Thickness | 11.7 mm | 15.3 mm |
| Height | 43.4 mm | 50 mm |
| Width | 43.4 mm | 50 mm |
| Case material | — | Titanium |
| Sapphire crystal | No | — |
| Lens / cover glass | chemically strengthened glass | Gorilla glass |
| Strap material | silicone | Microfiber textile |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 5 ATM | 50 m |
| Display | ||
| Screen size | 1.2″ | — |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | Sunlight-visible, transflective memory-in-pixel | — |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | Yes |
| Resolution (width) | 240 px | 454 px |
| Resolution (height) | 240 px | 454 px |
| Pixel density | 200 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | — |
| GPS battery life | 15 h | 12 h |
| Battery type | — | rechargeable lithium-ion |
| Wireless charging | No | — |
| Charging | Garmin proprietary plug charger | — |
| Health sensors | ||
| Optical heart rate | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | GPS, Gyroscope, Accelerometer | Optical HR, Barometer, Compass, Thermometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | — | GPS, GLONASS, BeiDou, QZSS |
| Offline maps | — | Yes |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Sport profiles | 5 | 70 |
| Connectivity | ||
| NFC payments | — | Yes |
| Smart features | ||
| Storage | 0.06 GB | — |
| Platform | ||
| Operating system | Garmin OS | Wear OS |
| Platform | Proprietary | Wear OS |
| Works with | iOS, Android | — |
