Casio WSD-F10 vs. Apple Watch Series 2 vs. Fitbit Inspire HR vs. Amazfit T-Rex vs. Apple Watch Ultra
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| CasioWSD-F10Remove Buy Now | AppleWatch Series 2Remove Buy Now | FitbitInspire HRRemove Buy Now | AmazfitT-RexRemove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $500 | $269 | $99 | $140 | $799 |
| Release | 2016 | 2016 | 2019 | 2019 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | n/a | ||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | n/a | 18 hours | 5 days | 20 days | 36 hrs |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | n/a | ||||
| Windows Phone | n/a | ||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | n/a | ||||
| Cellular | n/a | ||||
| GPS | |||||
| NFC | n/a | ||||
| Wi-Fi | n/a | ||||
Display | |||||
| Color | |||||
| Resolution | n/a | 340 x 272 or 390 x 312 | 139 x 60 | 360 x 360 | 502x410 pixels |
| Size | n/a | 1.5 inches or 1.65 inches | 1.4 inches | 1.3 inches | 1.92 inches |
| Touch | n/a | ||||
| Type | LCD | AMOLED | OLED | AMOLED | |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | LTPO OLED Retina | ||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | n/a | ||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5ATM | 5 ATM | 5 ATM | 10 ATM (100 Meters) |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | Android Wear | Watch OS | Fitbit OS | Build-in | WatchOS 9 |
| Apps | n/a | ||||
| Music | n/a | ||||