Fitbit Flex 2 vs. Casio WSD-F20A vs. Fitbit Charge vs. Swatch Touch Zero One vs. Garmin Vivosmart 4
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| FitbitFlex 2Remove Buy Now | CasioWSD-F20ARemove Buy Now | FitbitChargeRemove Buy Now | SwatchTouch Zero OneRemove Buy Now | GarminVivosmart 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $399 | $130 | $220 | $130 |
| Release | 2016 | 2018 | 2014 | 2015 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 5 days | 1 day | 7-10 days | n/a | 7 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | n/a | NA | n/a | ||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | 320 x 320 | NA | n/a | 48 x 128 |
| Size | n/a | 1.32 inches | NA | n/a | 0.74 inches |
| Touch | n/a | NA | |||
| Type | LED | LCD | OLED | n/a | OLED |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | n/a | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | n/a | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | 1 ATM | 5 ATM | |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | Wear OS | NA | n/a | |
| Apps | |||||
| Music | n/a | ||||