 |  |  | |
Basic Info | |||
| Suggested Price | $275 | $150 | $300 |
| Release | 2015 | 2014 | 2015 |
Activity & Fitness | |||
| Calories | |||
| Cycling (Bicycling) | |||
| Distance | |||
| Heart | |||
| VO2max (Oxygen) | |||
| Sleep | |||
| Steps | |||
| Swim | |||
Battery | |||
| Duration | 1 day | 1 day | 2–3 days |
| Rechargeable | |||
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Compatibility | |||
| Android | |||
| iOS | |||
| Windows Phone | |||
| Mac | n/a | n/a | n/a |
| Windows | n/a | n/a | n/a |
Connectivity | |||
| Bluetooth | |||
| Cellular | $ | ||
| GPS | |||
| NFC | |||
| Wi-Fi | |||
Display | |||
| Color | |||
| Resolution | 360 x 326 | 320 x 290 | 360 x 360 |
| Size | 1.5 inches | 1.56 inches | 1.2 inches |
| Touch | |||
| Type | LCD | LCD | Super AMOLED |
Functions | |||
| Audio Speaker | |||
| Clock | |||
| Phone | |||
| Vibration | |||
| Voice | |||
Hardware | |||
| Accelerometer | |||
| Barometer or Altimeter | |||
| Ultraviolet Sensor | |||
| Water Resistance | IP67 | IP67 | IP68 |
Notifications | |||
| Phone | |||
| Emails | |||
| Texts | |||
Software | |||
| Operating System | Android Wear | Android Wear | Tizen |
| Apps | |||
| Music | |||
More Info & Buy | |||
| Amazon | Amazon | ||
