Fitbit Flex vs. Jawbone UP2 vs. Jawbone UP4 vs. Polar Loop vs. HTC re Grip
Basic Info |
| Suggested Price | $100 | $100 | $200 | $100 | $199 |
| Release | 2013 | 2015 | 2015 | 2013 | 2020 |
Activity & Fitness |
| Calories | | | | | |
| Cycling (Bicycling) | | | | | |
| Distance | | | | | |
| Heart | | | | | |
| Oxygen | | | | | |
| Sleep | | | | | |
| Steps | | | | | |
| Swim | | | | | |
Battery |
| Duration | 5 days | 7 days | NA | 5 days | 5 hours to 2.5 days |
| Rechargeable | | | | | |
Compatibility |
| Android | | | | | |
| iOS | | | | | |
| Windows Phone | NA | NA | NA | NA | NA |
| Mac | | NA | NA | NA | NA |
| Windows | | NA | NA | NA | NA |
Connectivity |
| Bluetooth | | | | | |
| Cellular | | | | | |
| GPS | | | | | |
| NFC | | | | | |
| Wi-Fi | | | | | |
Display |
| Color | | | | | |
| Resolution | NA | NA | NA | NA | 160 x 32 |
| Size | NA | NA | NA | NA | 1.8 inches |
| Touch | NA | NA | NA | | |
| Type | LED | NA | NA | LED | PMOLED |
Functions |
| Audio Speaker | | | | | |
| Clock | | | | | |
| Phone | | | | | |
| Vibration | | | | | |
| Voice | | | | | |
Hardware |
| Accelerometer | | | | | |
| Barometer or Altimeter | | | | | |
| Ultraviolet Sensor | | | | | |
| Water Resistance | 1 ATM | Splash resistant | NA | 2 ATM | IP57 |
Notifications |
| Phone | | | | | |
| Emails | | | | | |
| Texts | | | | | |
Software |
| Operating System | NA | NA | NA | NA | NA |
| Apps | | | | | |
| Music | | | NA | | |
