More Information | ||||
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Price and Release Date | ||||
Suggested Price | $140 | $199 | $170 | $150 |
Release / Update | 2019 | 2017 | 2014 | 2020 |
Activity & Fitness | ||||
Calories | ||||
Distance | ||||
Heart | $ | |||
VO2max (Oxygen) | ||||
Sleep | ||||
Steps | ||||
Stress mgt | ||||
Female health | ||||
Skin temp | ||||
Breath rate | ||||
Battery | ||||
Duration | 20 days | 18 hours | 7 days | 3 days |
Rechargeable | ||||
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Compatibility Support | ||||
Android | ||||
iOS | ||||
Windows Phone | ||||
Mac | n/a | |||
Windows | n/a | |||
Connectivity Support | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | 360 x 360 | 340 x 272 or 390 x 312 | 128 x 16 | 240 x 240 |
Size | 1.3 inches | 1.5 inches or 1.65 inches | 1.41 inches | 1.7 inches |
Touch | ||||
Type | AMOLED | AMOLED | OLED | OLED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 5 ATM | 5 ATM | 5 ATM | 3 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | Built-in | WatchOS 4 | n/a | Built-in |
Apps | ||||
Music | ||||
More Information | ||||
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