vs
2.6Display7.1
7.8Battery life4.5
4.5Build & durability4.3
Dimensions
Size comparison
Approach S12Run
| Approach S12 | Run | Difference | |
|---|---|---|---|
| Height | 43.7 mm | 46 mm | −2.3 mm |
| Width | 43.7 mm | 46 mm | −2.3 mm |
| Thickness | 11.5 mm | 11.5 mm | = |
| Weight | 34 g | 36 g | −2 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Approach S12 better than Run?
- Battery life (smartwatch mode)70 days vs 12 days5.8×
- Weight34.1 g vs 36 g+6%
Why is Run better than Approach S12?
- AMOLED / OLED displayNo · Approach S12: Yes
- Resolution (width)176 px vs 466 px2.6×
- Pixel density139 ppi vs 353 ppi2.5×
- Sport profiles1 vs 3232×
- Screen size1.27″ vs 1.32″+4%
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 46 mm |
| Weight | 34.1 g | 36 g |
| Thickness | 11.5 mm | 11.5 mm |
| Height | 43.7 mm | 46 mm |
| Width | 43.7 mm | 46 mm |
| Case material | — | Stainless steel |
| Lens / cover glass | — | Gorilla Glas |
| Strap material | silicone | Nylon textile |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 5 ATM | 50 m / 5 bar / 5 ATM |
| Display | ||
| Screen size | 1.27″ | 1.32″ |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | Sunlight-visible, transflective memory-in-pixel | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | 176 px | 466 px |
| Resolution (height) | 176 px | 466 px |
| Pixel density | 139 ppi | 353 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 70 days | 12 days |
| GPS battery life | 30 h | 30 h |
| GPS battery life (dual-band) | — | 20 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 |
| HRV tracking | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | GPS | heart rate, SpO2, accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | — | GPS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | 1 | 32 |
| Connectivity | ||
| Wi-Fi | — | Wi-Fi 1 |
| Bluetooth | — | 5 |
| Smart features | ||
| Storage | 0.12 GB | — |
| Platform | ||
| Operating system | Garmin OS | Suunto OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
