Basic Info |
Suggested Price | $595 | $120 | $349 | $140 | $429 |
Release | 2015 | 2015 | 2015 | 2019 | 2021 |
Activity & Fitness |
Calories | n/a | | | | |
Cycling (Bicycling) | n/a | | | | |
Distance | n/a | | | | |
Heart | n/a | n/a | | | |
Oxygen | n/a | | | | |
Sleep | n/a | | | | |
Steps | n/a | | | | |
Swim | n/a | | | | |
Battery |
Duration | 2 days | 8 days (without notifications) | 18 hours | 20 days | 18 Hours |
Rechargeable | | | | | |
Compatibility |
Android | | | | | |
iOS | | | | | |
Windows Phone | n/a | n/a | NA | | |
Mac | n/a | n/a | NA | | |
Windows | n/a | n/a | NA | | |
Connectivity |
Bluetooth | | | | | |
Cellular | | | | | |
GPS | n/a | | | | |
NFC | n/a | | | | |
Wi-Fi | | | | | |
Display |
Color | | | | | |
Resolution | n/a | n/a | 340 x 272 or 390 x 312 | 360 x 360 | 396 x 484 |
Size | n/a | n/a | 1.5 inches or 1.65 inches | 1.3 inches | 1.9 inches |
Touch | | | | | |
Type | n/a | LED | AMOLED | AMOLED | MicroLED |
Functions |
Audio Speaker | n/a | | | | |
Clock | | | | | |
Phone | n/a | | | | |
Vibration | n/a | | | | |
Voice | | | | | |
Hardware |
Accelerometer | n/a | | | | |
Barometer or Altimeter | n/a | | | | |
Ultraviolet Sensor | | | | | |
Water Resistance | 5 ATM | 2 ATM | IPX7 | 5 ATM | water resistant but not waterproof |
Notifications |
Phone | n/a | | | | |
Emails | | | | | |
Texts | | | | | |
Software |
Operating System | n/a | n/a | Watch OS | Build-in | WatchOS 8 |
Apps | n/a | | | | |
Music | | | | | |