Fitbit One vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Fitbit Charge vs. Apple Series 6
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| FitbitOneRemove Buy Now | CasioWSD-F20ARemove Buy Now | DieselOn Full GuardRemove Buy Now | FitbitChargeRemove Buy Now | AppleSeries 6Remove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $399 | $325 | $130 | $399 |
| Release | 2012 | 2018 | 2017 | 2014 | 2020 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10-14 days | 1 day | 1 day | 7-10 days | Not yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 320 | 454 x 454 | NA | 384 x 480 |
| Size | n/a | 1.32 inches | 1.4 inches | NA | 40mm |
| Touch | NA | ||||
| Type | OLED | LCD | OMOLED | OLED | MicroLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | 5 ATM | ||||
| Water Resistance | Splast Resistant | 5 ATM | IP67 | 1 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Wear OS | Android Wear 2.0 | NA | WatchOS 5 |
| Apps | |||||
| Music | |||||