Description
- GPS + Cellular
- Over 30% larger display and 50% louder speaker
- Electrical and optical heart sensors
- Digital Crown with haptic feedback
- 50% louder speaker
- S4 SiP with faster 64-bit dual-core processor
- Improved accelerometer and gyroscope for fall detection
- Swim proof
- watch OS 5
- Aluminum or stainless steel case
