 |  |  |  | |
More Information | ||||
 | ||||
Price and Release Date | ||||
| Suggested Price | $329 | $ | $79 | $300 |
| Release / Update | 2017 | 0000 | 2015 | 2014 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | $ | |||
| VO2max (Oxygen) | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 18 hours | 5 hours to 2.5 days | 6 months | 2–3 days |
| Rechargeable | ||||
|
|
||||
Compatibility Support | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | ||||
| Mac | n/a | n/a | n/a | |
| Windows | n/a | n/a | n/a | |
Connectivity Support | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 340 x 272 or 390 x 312 | 160 x 32 | n/a | 320 x 320 |
| Size | 1.5 inches or 1.65 inches | 1.8 inches | n/a | 1.63 inches |
| Touch | n/a | |||
| Type | AMOLED | PMOLED | n/a | Super AMOLED |
Functions | ||||
| Audio Speaker | Bluetooth | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 5 ATM | IP57 | IP67 | |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | WatchOS 4 | n/a | Tizen OS | |
| Apps | ||||
| Music | ||||
More Information | ||||
| ||||
