Fitbit Zip vs. Casio WSD-F20A vs. Jawbone UP4 vs. Amazfit T-Rex
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| FitbitZipRemove Buy Now | CasioWSD-F20ARemove Buy Now | JawboneUP4Remove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | ||||
| Suggested Price | $60 | $399 | $200 | $140 |
| Release | 2012 | 2018 | 2015 | 2019 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 6 months | 1 day | NA | 20 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | NA | ||
| Mac | NA | |||
| Windows | NA | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | 320 x 320 | NA | 360 x 360 |
| Size | n/a | 1.32 inches | NA | 1.3 inches |
| Touch | NA | |||
| Type | n/a | LCD | NA | AMOLED |
Functions | ||||
| Audio Speaker | ||||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | Splash Resistant | 5 ATM | NA | 5 ATM |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | Wear OS | NA | Build-in |
| Apps | ||||
| Music | NA | |||