| Physical |
|---|
| Case diameter |
35.4 mm |
45 mm |
| Case thickness |
10.1 mm |
12.5 mm |
| Weight |
24.4 g |
38 g |
| Case material |
Aluminum |
Stainless steel |
| Bezel material |
Aluminum |
Stainless steel |
| Lens / crystal |
Corning® Gorilla® Glass 3 |
Corning® Gorilla® Glass 3 |
| Strap material |
silicone |
silicone |
| Strap width |
— |
— |
| Colors available |
— |
— |
| Water resistance |
50 m |
50 m |
| Military standard |
— |
— |
| Display |
|---|
| Display type |
Other |
AMOLED |
| Display diagonal |
1 mm |
35.56 mm |
| Resolution width |
240 px |
454 px |
| Resolution height |
201 px |
454 px |
| Touchscreen |
Yes |
No |
| Always-on display |
No |
No |
| Max brightness |
— |
— |
| Battery |
|---|
| Smartwatch mode |
120 h |
288 h |
| GPS-only mode |
— |
— |
| All-systems GPS mode |
— |
— |
| Max battery saver mode |
— |
— |
| Charging type |
Garmin proprietary clip charger |
Garmin proprietary plug charger |
| Solar charging |
No |
No |
| Wireless charging |
No |
No |
| Positioning |
|---|
| GNSS systems |
GPS |
— |
| Multi-band / dual-frequency |
No |
No |
| Offline maps |
No |
No |
| Built-in maps |
No |
Yes |
| Turn-by-turn navigation |
No |
No |
| Sensors |
|---|
| Optical heart rate |
Yes |
Yes |
| ECG |
No |
Yes |
| SpO2 / pulse oximeter |
Yes |
Yes |
| Skin temperature |
No |
Yes |
| Accelerometer |
No |
No |
| Gyroscope |
No |
No |
| Compass |
No |
No |
| Barometric altimeter |
No |
No |
| Ambient thermometer |
No |
No |
| Microphone |
No |
No |
| Speaker |
No |
No |
| Connectivity |
|---|
| Bluetooth |
No |
No |
| Wi-Fi |
No |
Yes |
| NFC payments |
Yes |
No |
| Cellular / LTE |
No |
No |
| ANT+ |
No |
No |
| Music storage |
No |
No |
| Third-party apps |
No |
No |
| Satellite communication |
No |
No |
| Health & Fitness |
|---|
| Sleep tracking |
Yes |
Yes |
| Stress tracking |
No |
No |
| HRV tracking |
No |
Yes |
| Training load |
No |
No |
| Training readiness / recovery |
No |
Yes |
| VO2 max estimate |
No |
No |
| Running dynamics |
No |
No |
| Body battery / energy score |
Yes |
Yes |
| Menstrual cycle tracking |
Yes |
Yes |
| Fall / incident detection |
No |
No |
| Guided workouts |
No |
No |
| Multisport / triathlon mode |
No |
Yes |
| Software |
|---|
| Operating system |
— |
— |
| Companion app |
— |
— |
| Voice assistant |
— |
— |
| Contactless payments |
Yes |
No |
