More Information | |||||
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Price and Release Date | |||||
Suggested Price | $140 | $199 | $170 | $150 | $49 |
Release / Update | 2019 | 2017 | 2014 | 2020 | 2021 |
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 | 14 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 | 152 × 486 |
Size | 1.3 inches | 1.5 inches or 1.65 inches | 1.41 inches | 1.7 inches | 1.86 inches |
Touch | |||||
Type | AMOLED | AMOLED | OLED | OLED | AMOLED |
Functions | |||||
Audio Speaker | |||||
Clock | |||||
Phone | |||||
Vibration | |||||
Voice | |||||
Hardware | |||||
Accelerometer | |||||
Barometer or Altimeter | |||||
Ultraviolet Sensor | |||||
Water Resistance | 5 ATM | 5 ATM | 5 ATM | 3 ATM | 5 ATM |
Notifications | |||||
Phone | |||||
Emails | |||||
Texts | |||||
Software | |||||
Operating System | Built-in | WatchOS 4 | n/a | Built-in | Built-in |
Apps | |||||
Music | |||||
More Information | |||||
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