Fitbit Blaze vs. Polar M600 vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson vs. Apple Watch 7

 
Blaze
M600
Grayson
Charge
Grayson
Watch 7
 FitbitBlazeRemove Buy NowPolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$330$350$130$350$429
Release201620162018201420182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days2 days24 hours7-10 days24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240453 x 454NA453x454396 x 484
Sizen/a1.3 inches1.39 inchesNA1.39 inches1.9 inches
Touchn/aNA
TypeLCDTFTAMOLEDOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX81 ATM1 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables