Fitbit Flex vs. Jaybird Reign vs. Polar Loop vs. Apple Watch Series 4 vs. Swatch Touch Zero One
 | | | | | |
| FitbitFlexRemove Buy Now | JaybirdReignRemove Buy Now | PolarLoopRemove Buy Now | AppleWatch Series 4Remove Buy Now | SwatchTouch Zero OneRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $150 | $100 | $329 | $220 |
| Release | 2013 | 2015 | 2013 | 2018 | 2015 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 5 days | 5 days | 5 days | Not Yet | n/a |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | NA | NA | NA | n/a | |
| Mac | NA | NA | n/a | ||
| Windows | NA | NA | n/a | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | NA | NA | NA | 384 x 480 | n/a |
| Size | NA | NA | NA | 1.78 inches | n/a |
| Touch | NA | NA | |||
| Type | LED | LED | LED | MicroLED | n/a |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | n/a | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | n/a | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | 1 ATM | NA | 2 ATM | Not Yet | |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | NA | NA | NA | Watch OS 5 | n/a |
| Apps | |||||
| Music | n/a | ||||