Polar M400 vs. Pebble Time 2 vs. Jawbone UP2 vs. Jaybird Reign vs. Fossil Gen 5 Smartwatch Carlyle
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| PolarM400Remove Buy Now | PebbleTime 2Remove Buy Now | JawboneUP2Remove Buy Now | JaybirdReignRemove Buy Now | FossilGen 5 Smartwatch CarlyleRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $199 | $100 | $150 | $295 |
| Release | 2014 | 2016 | 2015 | 2015 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 10 days | 7 days | 5 days | 1 day |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | NA | NA | |
| Mac | NA | NA | NA | ||
| Windows | NA | NA | NA | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | NA | NA | NA | 328 x 328 |
| Size | n/a | NA | NA | NA | 1.3 inches |
| Touch | NA | NA | |||
| Type | n/a | e-paper | NA | LED | AMOLED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 3 ATM | Splash resistant | NA | 3 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Pebble OS | NA | NA | Wear OS |
| Apps | |||||
| Music | |||||