Which Ring is right for you
Materials
Aerospace-grade Titanium
Aerospace-grade Titanium Matted
Features
Essential Daily Health Insights
Pro-grade Health Tracking without Subscription Fees
Sleep Temperature Monitoring
×
√
Battery Life
Up to 5 Days
Charging Case (Adds up to 30 days of extra battery life)
Charging Case (Adds up to 30 days of extra battery life)
Up to 7 Days
Charging Case (Adds up to 30 days of extra battery life)
Charging Case (Adds up to 30 days of extra battery life)
Weight
2.5–3g
2–3g
Sensors
Apollo chip, Accurate PPG Sensors, 3-Axis Accelerometer
Apollo chip, Accurate PPG Sensors, Temperature Sensors, 3-Axis Accelerometer