Polar M400 vs. TomTom Adventurer vs. TomTom Spark vs. Michael Kors Grayson vs. Garmin Vivosport vs. Michael Kors Grayson

 
M400
Adventurer
Spark
Grayson
Vivosport
Grayson
 PolarM400Remove Buy NowTomTomAdventurerRemove Buy NowTomTomSparkRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosportRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$150$350$199$350
Release201420162015201820172018

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/an/a24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a453 x 45472 x 144453x454
Sizen/an/an/a1.39 inchesNA1.39 inches
Touch
Typen/an/aLCDAMOLEDMIPAMOLED

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phonen/an/a
Vibration
Voice

Hardware

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

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

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

All Wearables