Sony SmartWatch 3 vs. Asus ZenWatch vs. Polar A370 vs. Xiaomi Mi Band 4
 | | | | |
| SonySmartWatch 3Remove Buy Now | AsusZenWatchRemove Buy Now | PolarA370Remove Buy Now | XiaomiMi Band 4Remove Buy Now |
Basic Info | ||||
| Suggested Price | $250 | $150 | $179.95 | $25 |
| Release | 2014 | 2014 | 2017 | 2019 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 2 days | NA | Up to 3 days | 20 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | NA | ||
| Mac | n/a | NA | ||
| Windows | n/a | NA | ||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 320 x 320 | 320 x 320 | 160 x 80 | 120x240 |
| Size | 1.6 inches | 1.63 inches | 1.18 inches | 0.95 inches |
| Touch | ||||
| Type | TFT LCD | AMOLED | TFT LCD | AMOLED |
Functions | ||||
| Audio Speaker | Bluetooth | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | IP68 | IP55 | WR30 | 5 ATM |
Notifications | ||||
| Phone | ||||
| Emails | NA | |||
| Texts | NA | |||
Software | ||||
| Operating System | Android Wear | Android Wear | AMAZFIT OS | |
| Apps | ||||
| Music | ||||