Polar M400 vs. Microsoft Band 2 vs. Huawei Band 3 Pro vs. Garmin Vivosmart 4
PolarM400Remove Buy Now | MicrosoftBand 2Remove Buy Now | HuaweiBand 3 ProRemove Buy Now | GarminVivosmart 4Remove Buy Now |
Basic Info | ||||
Suggested Price | $200 | $250 | $70 | $130 |
Release | 2014 | 2015 | 2018 | 2018 |
Activity & Fitness | ||||
Calories | ||||
Cycling (Bicycling) | ||||
Distance | ||||
Heart | n/a | |||
Oxygen | ||||
Sleep | ||||
Steps | ||||
Swim | ||||
Battery | ||||
Duration | 8 hours to 30 days | 48 hours (without GPS) | 12 days | 7 days |
Rechargeable | ||||
Compatibility | ||||
Android | ||||
iOS | ||||
Windows Phone | n/a | |||
Mac | n/a | |||
Windows | n/a | |||
Connectivity | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | n/a | 320 x 128 | 454 x 454 | 48 x 128 |
Size | n/a | 1.36 inches | 1.39 inches | 0.74 inches |
Touch | ||||
Type | n/a | Capacitative TFT | AMOLED | OLED |
Functions | ||||
Audio Speaker | Alerts only | |||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 3 ATM | IPX7 | IP68 | 5 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | AMAZFIT OS | |
Apps | ||||
Music |