Apple Watch Series 3 vs. Garmin Vivoactive HR vs. Fitbit Alta vs. Garmin Vivosport vs. Amazfit T-Rex
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| AppleWatch Series 3Remove Buy Now | GarminVivoactive HRRemove Buy Now | FitbitAltaRemove Buy Now | GarminVivosportRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $329 | $250 | $130 | $199 | $140 |
| Release | 2017 | 2016 | 2016 | 2017 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 18 hours | 13 hours to 8 days | 5 days | 7 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | |||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 340 x 272 or 390 x 312 | 148 x 205 | n/a | 72 x 144 | 360 x 360 |
| Size | 1.5 inches or 1.65 inches | 1.38 inches | n/a | NA | 1.3 inches |
| Touch | n/a | ||||
| Type | AMOLED | n/a | OLED | MIP | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | n/a | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | n/a | ||||
| Texts | |||||
Software | |||||
| Operating System | WatchOS 4 | n/a | n/a | Build-in | |
| Apps | |||||
| Music | |||||