 |  |  | |
Basic Info | |||
| Suggested Price | $230 | $150 | $130 |
| Release | 2014 | 2014 | 2015 |
Activity & Fitness | |||
| Calories | |||
| Cycling (Bicycling) | |||
| Distance | |||
| Heart | |||
| VO2max (Oxygen) | |||
| Sleep | |||
| Steps | |||
| Swim | |||
Battery | |||
| Duration | 1.5 days | 2–3 days | 2 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 | n/a | ||
| Resolution | 280 x 280 | 432 x 128 | n/a |
| Size | 1.65 inches | 1.84 inches | n/a |
| Touch | n/a | ||
| Type | IPS LCD | Super AMOLED | n/a |
Functions | |||
| Audio Speaker | |||
| Clock | |||
| Phone | |||
| Vibration | |||
| Voice | |||
Hardware | |||
| Accelerometer | |||
| Barometer or Altimeter | |||
| Ultraviolet Sensor | |||
| Water Resistance | IP67 | IP67 | IP58 |
Notifications | |||
| Phone | |||
| Emails | |||
| Texts | |||
Software | |||
| Operating System | Android Wear | n/a | n/a |
| Apps | |||
| Music | |||
More Info & Buy | |||
| Amazon | |||
