Fitbit Flex 2 vs. Apple Watch Series 2 vs. Diesel On Full Guard vs. Fitbit Inspire HR vs. Amazfit T-Rex
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| FitbitFlex 2Remove Buy Now | AppleWatch Series 2Remove Buy Now | DieselOn Full GuardRemove Buy Now | FitbitInspire HRRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $269 | $325 | $99 | $140 |
| Release | 2016 | 2016 | 2017 | 2019 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 5 days | 18 hours | 1 day | 5 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | 340 x 272 or 390 x 312 | 454 x 454 | 139 x 60 | 360 x 360 |
| Size | n/a | 1.5 inches or 1.65 inches | 1.4 inches | 1.4 inches | 1.3 inches |
| Touch | n/a | ||||
| Type | LED | AMOLED | OMOLED | OLED | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5ATM | IP67 | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Watch OS | Android Wear 2.0 | Fitbit OS | Build-in |
| Apps | |||||
| Music | |||||