Basic Info |
| Suggested Price | $69.99 | $150 | $150 | $330 |
| Release | 2016 | 2019 | 2015 | 2016 |
Activity & Fitness |
| Calories | | | | |
| Cycling (Bicycling) | | | | |
| Distance | | | | |
| Heart | | | | |
| Oxygen | | | | |
| Sleep | | | | |
| Steps | | | | |
| Swim | | | | |
Battery |
| Duration | 20 days | 14 days | 7 days | 2 days |
| Rechargeable | | | | |
Compatibility |
| Android | | | | |
| iOS | | | | |
| Windows Phone | | | n/a | n/a |
| Mac | | | n/a | |
| Windows | | | n/a | |
Connectivity |
| Bluetooth | | | | |
| Cellular | | | | |
| GPS | | | | |
| NFC | | | | |
| Wi-Fi | | | | |
Display |
| Color | | | | |
| Resolution | 72 x40 | 348 x 442 | 168 x 144 | 240 x 240 |
| Size | 0.42 inches | 1.65 inches | 1.26 inches | 1.3 inches |
| Touch | | | | n/a |
| Type | OLED | AMOLED | e-paper | TFT |
Functions |
| Audio Speaker | | | | Alerts only |
| Clock | | | | |
| Phone | | | | |
| Vibration | | | | |
| Voice | | | | |
Hardware |
| Accelerometer | | | | |
| Barometer or Altimeter | | | | |
| Ultraviolet Sensor | | | | |
| Water Resistance | IP67 | 5 ATM | 5 ATM | IPX8 |
Notifications |
| Phone | | | | |
| Emails | | | | |
| Texts | | | | |
Software |
| Operating System | | Wear OS | Pebble OS | Android Wear |
| Apps | | | | |
| Music | | | | |
