TomTom Adventurer vs. Fitbit Flex 2 vs. Polar M430 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson

 
Adventurer
Flex 2
M430
Grayson
Vivofit 4
Grayson
 TomTomAdventurerRemove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$350$100$255$350$79.95$350
Release201620162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days30 hours24 hours1 year24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128x128453 x 45488 x 88453x454
Sizen/an/a1.4 inch1.39 inchesNA1.39 inches
Touchn/a
Typen/aLEDLCDAMOLEDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR301 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables