Polar M400 vs. Garmin Vivosmart HR vs. Michael Kors Access Sofie vs. MobVoi TicWatch Pro vs. Garmin Vivofit 4

 
M400
Vivosmart HR
Access Sofie
TicWatch Pro
Vivofit 4
 PolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsAccess SofieRemove Buy NowMobVoiTicWatch ProRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$200$170$395$300$79.95
Release20142015201720182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days1 day30 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68390 x 390 1.19 inches400 x 40088 x 88
Sizen/a1.08 inches1.4 inchesNA
TouchAMOLDED
Typen/an/aOLED/FSTNNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Wear OS
Apps
Music

All Wearables