Apple Watch Series 3 vs. Casio WSD-F10 vs. Fitbit Ionic vs. Asus VivoWatch vs. Fitbit Flex
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| AppleWatch Series 3Remove Buy Now | CasioWSD-F10Remove Buy Now | FitbitIonicRemove Buy Now | AsusVivoWatchRemove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $329 | $500 | $299 | $160 | $100 |
| Release | 2017 | 2016 | 2017 | 2018 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | n/a | ||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 18 hours | n/a | 4+ days | 24 hours to 10 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | n/a | ||||
| Windows Phone | n/a | NA | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | n/a | ||||
| Cellular | n/a | ||||
| GPS | |||||
| NFC | n/a | ||||
| Wi-Fi | n/a | ||||
Display | |||||
| Color | |||||
| Resolution | 340 x 272 or 390 x 312 | n/a | 348x250 | 128 x 128 | NA |
| Size | 1.5 inches or 1.65 inches | n/a | 1.42 | NA | NA |
| Touch | n/a | NA | |||
| Type | AMOLED | LCD | OLED | NA | LED |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | n/a | ||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | NA | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | 50m | IP67 | 1 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | WatchOS 4 | Android Wear | Fitbit OS | KoodOS | NA |
| Apps | n/a | ||||
| Music | n/a | ||||