Garmin Fenix 3 vs. Garmin Vivoactive vs. Samsung Gear S2 vs. Fitbit Flex vs. Amazfit T-Rex
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| GarminFenix 3Remove Buy Now | GarminVivoactiveRemove Buy Now | SamsungGear S2Remove Buy Now | FitbitFlexRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $500 | $250 | $300 | $100 | $140 |
| Release | 2015 | 2015 | 2015 | 2013 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 50 hours to 6 weeks | 14 hours to 11 days | 2-3 days | 5 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | n/a | NA | |
| Mac | n/a | n/a | n/a | ||
| Windows | n/a | n/a | n/a | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | n/a | ||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 218 x 218 | 205 x 148 | 360 x 360 | NA | 360 x 360 |
| Size | 1.2 inches | 1.38 inches | 1.2 inches | NA | 1.3 inches |
| Touch | NA | ||||
| Type | Chroma LED | LCD | Super AMOLED | LED | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 10 ATM | 5 ATM | IP68 | 1 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Tizen | NA | Build-in |
| Apps | |||||
| Music | |||||