Polar M400 vs. TomTom Spark vs. Garmin Fenix 5s vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson

 
M400
Spark
Fenix 5s
Grayson
A370
Grayson
 PolarM400Remove Buy NowTomTomSparkRemove Buy NowGarminFenix 5sRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$150$599.99$350$179.95$350
Release201420152017201820172018

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/aUp to 9 days24 hoursUp to 3 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a218x 218453 x 454160 x 80453x454
Sizen/an/a1.1 inches1.39 inches1.18 inches1.39 inches
Touch
Typen/aLCDnaAMOLEDTFT LCDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM10ATM1 ATMWR301 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables