vs
3.4Display3.0
2.7Battery life2.8
2.9Build & durability9.3
Dimensions
Size comparison
Approach S429 Peak
| Approach S42 | 9 Peak | Difference | |
|---|---|---|---|
| Height | 43.4 mm | 43 mm | +0.4 mm |
| Width | 43.4 mm | 43 mm | +0.4 mm |
| Thickness | 11.7 mm | 10.6 mm | +1.1 mm |
| Weight | 43 g | 62 g | −19 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Approach S42 better than 9 Peak?
- Battery life (smartwatch mode)10 days vs 7 days+43%
- Weight43 g vs 62 g+44%
Why is 9 Peak better than Approach S42?
- GPS battery life15 h vs 25 h+67%
- Water resistance5 ATM vs 10 ATM2×
- Sport profiles5 vs 8016×
- Sapphire crystalNo · Approach S42: Yes
- Thickness11.7 mm vs 10.6 mm+10%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 43 mm |
| Weight | 43 g | 62 g |
| Thickness | 11.7 mm | 10.6 mm |
| Height | 43.4 mm | 43 mm |
| Width | 43.4 mm | 43 mm |
| Case material | — | Stainless steel |
| Sapphire crystal | No | Yes |
| Lens / cover glass | chemically strengthened glass | Sapphire crystal |
| Strap material | silicone | Silicone |
| Water resistance | 5 ATM | 10 ATM |
| Water rating (maker) | 5 ATM | 100 m |
| Display | ||
| Screen size | 1.2″ | 1.2″ |
| Display technology | Memory-in-pixel (transflective) | Memory-in-pixel (transflective) |
| Panel | Sunlight-visible, transflective memory-in-pixel | — |
| AMOLED / OLED display | No | No |
| Always-on display | Yes | — |
| Touchscreen | Yes | Yes |
| Resolution (width) | 240 px | 240 px |
| Resolution (height) | 240 px | 240 px |
| Pixel density | 200 ppi | 200 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 7 days |
| GPS battery life | 15 h | 25 h |
| Battery type | — | rechargeable lithium-ion |
| Wireless charging | No | — |
| Charging | Garmin proprietary plug charger | — |
| Health sensors | ||
| Optical heart rate | — | Yes |
| Blood oxygen (SpO2) | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | GPS, Gyroscope, Accelerometer | Optical HR, Barometer, Compass, Thermometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | No |
| Satellite systems | — | GPS, GLONASS, Galileo, BeiDou, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | 5 | 80 |
| Smart features | ||
| Storage | 0.06 GB | — |
| Platform | ||
| Operating system | Garmin OS | Suunto OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | — |









