Sony SmartWatch 3 vs. Asus ZenWatch vs. Polar A370 vs. Xiaomi Mi Band 4 vs. Apple Watch Ultra
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| SonySmartWatch 3Remove Buy Now | AsusZenWatchRemove Buy Now | PolarA370Remove Buy Now | XiaomiMi Band 4Remove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $250 | $150 | $179.95 | $25 | $799 |
| Release | 2014 | 2014 | 2017 | 2019 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 2 days | NA | Up to 3 days | 20 days | 36 hrs |
| 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 | 502x410 pixels |
| Size | 1.6 inches | 1.63 inches | 1.18 inches | 0.95 inches | 1.92 inches |
| Touch | |||||
| Type | TFT LCD | AMOLED | TFT LCD | AMOLED | |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | LTPO OLED Retina | ||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP68 | IP55 | WR30 | 5 ATM | 10 ATM (100 Meters) |
Notifications | |||||
| Phone | |||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | Android Wear | Android Wear | AMAZFIT OS | WatchOS 9 | |
| Apps | |||||
| Music | |||||