- 40mm or 44mm case; over 30 percent larger display2
- Retina LTPO OLED display, 1000 nits
- Ion-X glass display
- GPS and GPS + Cellular models
- S5 SiP with 64-bit dual-core processor; W3 wireless chip
- Digital Crown with haptic feedback
- Optical heart sensor
- High and low heart rate notifications and irregular heart rhythm notification3
- International emergency calling,4Emergency SOS,5 and fall detection
- Water resistant 50 meters6
- LTE and UMTS,7 Wi-Fi, and Bluetooth 5.0
- GPS/GNSS, compass, and always-on altimeter
- 50 percent louder speaker2; built-in mic
- 32GB capacity
The aluminum case is lightweight and made from 100 percent recycled aerospace-grade alloy.
The Solo Loop is made from soft, stretchable silicone and designed for ultracomfort with no clasps or buckles.