Polar M400 vs. Sony SmartWatch 3 vs. Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Huawei Watch 2

 
M400
SmartWatch 3
Vivofit 3
Vivosmart HR
Watch 2
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowHuaweiWatch 2Remove Buy Now

Basic Info

Suggested Price$200$250$100$170$350
Release20142014201620152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days2 days1 year5 days48 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 32064 x 64160 x 68480 x 480
Sizen/a1.6 inches0.55 inches1.08 inches1.38 inches
Touch
Typen/aTFT LCDn/an/aP-OLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/an/aAndroid Wear 2
Apps
Music

All Wearables