Fitbit Surge vs. Amazfit Stratos vs. Asus ZenWatch vs. Garmin 645 Music vs. Polar A370
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| FitbitSurgeRemove Buy Now | AmazfitStratosRemove Buy Now | AsusZenWatchRemove Buy Now | Garmin645 MusicRemove Buy Now | PolarA370Remove Buy Now |
Basic Info | |||||
| Suggested Price | $250 | $199 | $150 | $450 | $179.95 |
| Release | 2016 | 2018 | 2014 | 2018 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7 days | 5 days | NA | 7 days | Up to 3 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 300 | 320 x 320 | 240 x 240 | 160 x 80 |
| Size | 1.26 inches | 1.34 inches | 1.63 inches | 1.2 inches | 1.18 inches |
| Touch | |||||
| Type | Monochrome LCD | OLED | AMOLED | MIP | TFT LCD |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | IP55 | 5 ATM | WR30 |
Notifications | |||||
| Phone | |||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | n/a | Proprietary | Android Wear | ||
| Apps | |||||
| Music | |||||