Fitbit Blaze vs. TomTom Adventurer vs. Polar Loop 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Blaze
Adventurer
Loop 2
Grayson
Flex
Grayson
 FitbitBlazeRemove Buy NowTomTomAdventurerRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$120$350$100$350
Release201620162015201820132018

Activity & Fitness

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

Battery

Duration5 Daysn/a8 days (without notifications)24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a453 x 454NA453x454
Sizen/an/an/a1.39 inchesNA1.39 inches
TouchNA
TypeLCDn/aLEDAMOLEDLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM2 ATM1 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables