vs
6.3Display7.1
2.7Battery life4.6
2.5Sports & outdoor4.5
3.9Build & durability4.1
Dimensions
Size comparison
Approach J1Run 2
| Approach J1 | Run 2 | Difference | |
|---|---|---|---|
| Height | 43 mm | 46.5 mm | −3.5 mm |
| Width | 43 mm | 46.5 mm | −3.5 mm |
| Thickness | 11.4 mm | 11.7 mm | −0.3 mm |
| Weight | 29 g | 53 g | −24 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Approach J1 better than Run 2?
- Weight29 g vs 53 g+83%
- Thickness11.4 mm vs 11.7 mm+3%
Why is Run 2 better than Approach J1?
- GPS battery life15 h vs 30 h2×
- Battery life (smartwatch mode)10 days vs 12 days+20%
- Sport profiles5 vs 326.4×
- Resolution (width)390 px vs 466 px+19%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 46 mm |
| Weight | 29 g | 53 g |
| Thickness | 11.4 mm | 11.7 mm |
| Height | 43 mm | 46.5 mm |
| Width | 43 mm | 46.5 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | No | — |
| Lens / cover glass | chemically strengthened glass | Gorilla Glas |
| Strap material | elastic fabric hook and loop | Silikon |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 5 ATM | 50 m / 5 bar / 5 ATM |
| Display | ||
| Screen size | — | 1.32″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 390 px | 466 px |
| Resolution (height) | 390 px | 466 px |
| Pixel density | — | 353 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 12 days |
| GPS battery life | 15 h | 30 h |
| GPS battery life (dual-band) | — | 24 h |
| Battery capacity | — | 380 mAh |
| Battery type | Lithium ion | 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, GLONASS, Galileo, Compass, Gyroscope, Accelerometer, Ambient light sensor | heart rate, SpO2, accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO | GPS |
| Offline maps | — | Yes |
| Barometric altimeter | — | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | 5 | 32 |
| Connectivity | ||
| Wi-Fi | — | Wi-Fi 1 |
| Bluetooth | — | 5 |
| Smart features | ||
| Music on the watch | — | Yes |
| Storage | 4 GB | — |
| Platform | ||
| Operating system | Garmin OS | Suunto OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
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