Garmin Vivoactive HR vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Forerunner 45
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| GarminVivoactive HRRemove Buy Now | AmazfitStratosRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | Garmin645 MusicRemove Buy Now | GarminForerunner 45Remove Buy Now |
Basic Info | |||||
| Suggested Price | $250 | $199 | $120 | $450 | $199 |
| Release | 2016 | 2018 | 2018 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 13 hours to 8 days | 5 days | 2 years | 7 days | 7 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | |||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 148 x 205 | 320 x 300 | 240 x 240 | 208 x 208 | |
| Size | 1.38 inches | 1.34 inches | 1.2 inches | 1.04 inches | |
| Touch | |||||
| Type | n/a | OLED | MIP | LCD | |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | 20 ATM | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Proprietary | Built-in | ||
| Apps | |||||
| Music | |||||