Garmin Fenix 3 vs. Garmin Vivoactive HR vs. Garmin 645 Music vs. Fitbit Alta HR vs. Garmin Vivosmart 3
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| GarminFenix 3Remove Buy Now | GarminVivoactive HRRemove Buy Now | Garmin645 MusicRemove Buy Now | FitbitAlta HRRemove Buy Now | GarminVivosmart 3Remove Buy Now |
Basic Info | |||||
| Suggested Price | $500 | $250 | $450 | $150 | $139.99 |
| Release | 2015 | 2016 | 2018 | 2017 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 50 hours to 6 weeks | 13 hours to 8 days | 7 days | 7 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 218 x 218 | 148 x 205 | 240 x 240 | 128 x 36 | 64 x 128 |
| Size | 1.2 inches | 1.38 inches | 1.2 inches | 1.4 inches | NA |
| Touch | |||||
| Type | Chroma LED | n/a | MIP | OLED | OLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 10 ATM | 5 ATM | 5 ATM | 5 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | |||
| Apps | |||||
| Music | |||||