Polar M400 vs. Sony SmartWatch 3 vs. Garmin Forerunner 935 vs. Huawei Band 3 Pro
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| PolarM400Remove Buy Now | SonySmartWatch 3Remove Buy Now | GarminForerunner 935Remove Buy Now | HuaweiBand 3 ProRemove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $250 | $500 | $70 |
| Release | 2014 | 2014 | 2017 | 2018 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 8 hours to 30 days | 2 days | Up to 2 weeks | 12 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | ||
| Mac | n/a | |||
| Windows | n/a | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | 320 x 320 | 240 x 240 | 454 x 454 |
| Size | n/a | 1.6 inches | 1.2 inches | 1.39 inches |
| Touch | ||||
| Type | n/a | TFT LCD | LCD | AMOLED |
Functions | ||||
| Audio Speaker | Alerts only | Bluetooth | ||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 3 ATM | IP68 | 5 ATM | IP68 |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | Android Wear | AMAZFIT OS | |
| Apps | ||||
| Music | ||||