Why is Gen2 better than Gen2 Air?
Gen2 has no measurable advantages in this pair.
Why is Gen2 Air better than Gen2?
Gen2 Air has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Weight | 3 g | 3 g |
| Water resistance | 10 ATM | 10 ATM |
| Water rating (maker) | 10 atm / 100 m | 10 atm / 100 m |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 10 days |
| Health sensors | ||
| Blood oxygen (SpO2) | Yes | Yes |
| Skin temperature | Yes | Yes |
| Sensors | SpO2, accelerometer | SpO2, accelerometer |
