Polar M400 vs. Polar V800 vs. TomTom Spark vs. LG Watch Style vs. Garmin Vivosmart 4

 
M400
V800
Spark
Watch Style
Vivosmart 4
 PolarM400Remove Buy NowPolarV800Remove Buy NowTomTomSparkRemove Buy NowLGWatch StyleRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$470$150$249$130
Release20142014201520172018

Activity & Fitness

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

Battery

Duration8 hours to 30 days13 hours to 30 daysn/a7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a360 x 36048 x 128
Sizen/an/an/a1.2 inches0.74 inches
Touch
Typen/an/aLCDP-OLEDOLED

Functions

Audio SpeakerAlerts onlyAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATMIP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables