Polar M400 vs. Fossil Q Reveler vs. Michael Kors Grayson vs. Jawbone UP2 vs. Michael Kors Grayson vs. Apple Watch 8

 
M400
Q Reveler
Grayson
UP2
Grayson
Watch 8
 PolarM400Remove Buy NowFossilQ RevelerRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$200$125$350$100$350$499
Release201420152018201520182022

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days24 hours7 days24 hours18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NA453x454340 x 272 or 390 x 312
Sizen/an/a1.39 inchesNA1.39 inches1.5 inches or 1.65 inches
Touchn/aNA
Typen/an/aAMOLEDNAAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP671 ATMSplash resistant1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid WearWatchOS 9
Apps
Music

All Wearables