• GPS
  • 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 case https://amzn.to/30EmSd2
  • Swim proof
  • watch OS 5
  • Aluminum case

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