Design
- Material
- Titanium shell, resin inner
- Weight
- 2.7 g (size 10)
- Width
- 6.08 mm
- Thickness
- 2.3 mm
- Sizes
- US 6–13
- Screen & buttons
- None
TECH SPECS
Everything inside 2.7 grams.
2.7gWeight
2.3mmThin
6.08mmWide
5ATMWater
10daysBattery
24Sport modes
Sensors
- Heart rate
- Optical PPG, dual photodiode
- Blood oxygen
- SpO₂, optical
- Skin temperature
- ±0.005 °C precision
- Motion
- 3-axis accelerometer
- Wear detection
- SAR proximity sensor
Health
- Heart
- Heart rate and HRV, day and night
- Blood oxygen
- SpO₂ with 7-day trend
- Sleep
- Stages, naps, circadian rhythm
- Stress & energy
- Stress level, body energy score
- Cycle
- Temperature-based cycle insights
- Mind
- Breathing, meditation, white noise
Activity & sport
- Sport modes
- 24, including 5 with GPS
- Auto detection
- Walking, running, active time
- All day
- Steps, distance, calories
- Reminders
- Sedentary and heart-rate alerts
- Community
- Family & friends ranking
Battery
- Battery life
- Up to 10 days
- Standby
- Up to 15 days
- Charge time
- About 1 hour
- Charging
- Magnetic dock
- Cell
- 16 mAh lithium polymer
- Protection
- Over-voltage, over-current, surge
Connectivity & system
- Bluetooth
- 5.4 Low Energy
- Processor
- Nordic nRF54L15
- Memory
- 256 KB RAM, 1.5 MB storage
- Updates
- Over the air
- Works with
- iOS 12+ and Android 5.1+
- App languages
- 34
Smart features
Gesture controlRemote cameraFind my ringAI health insightsApple Health syncRing games
Durability
- Water & dust
- 5 ATM, up to 50 m
- Operating
- 0 °C to 50 °C
- Body
- Sealed, no ports
In the box
Xloop ringMagnetic charging dockCharging cableQuick start guide
SizesInner diameter, shown to scale
- US 616.5 mm
- US 717.3 mm
- US 818.1 mm
- US 918.9 mm
- US 1019.8 mm
- US 1120.6 mm
- US 1221.4 mm
- US 1322.2 mm
Battery life depends on settings and use. GPS sport modes use your phone's location.