Polar M400 vs. Polar M600 vs. Michael Kors Grayson vs. Jawbone UP2 vs. Garmin Instinct vs. Michael Kors Grayson

 
M400
M600
Grayson
UP2
Instinct
Grayson
 PolarM400Remove Buy NowPolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP2Remove Buy NowGarminInstinctRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$330$350$100$300$350
Release201420162018201520182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days24 hours7 days14 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240453 x 454NA128 x 128453x454
Sizen/a1.3 inches1.39 inchesNA0.9 inches1.39 inches
Touchn/aNA
Typen/aTFTAMOLEDNAOMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX81 ATMSplash resistant10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables