Casio WSD-F20A vs. Fitbit Alta HR vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Swatch Touch Zero One
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| CasioWSD-F20ARemove Buy Now | FitbitAlta HRRemove Buy Now | FitbitCharge 3Remove Buy Now | GarminForerunner 45Remove Buy Now | SwatchTouch Zero OneRemove Buy Now |
Basic Info | |||||
| Suggested Price | $399 | $150 | $150 | $199 | $220 |
| Release | 2018 | 2017 | 2018 | 2019 | 2015 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 1 day | 7 days | 7 days | 7 days | n/a |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | n/a | ||||
| Mac | n/a | ||||
| Windows | Not yet | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | NA | ||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 320 x 320 | 128 x 36 | 66 x 18 | 208 x 208 | n/a |
| Size | 1.32 inches | 1.4 inches | .721 inches | 1.04 inches | n/a |
| Touch | |||||
| Type | LCD | OLED | OLED | LCD | 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 | 5 ATM | 5 ATM | 5 ATM | ||
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | Wear OS | NA | Built-in | n/a | |
| Apps | |||||
| Music | n/a | ||||