Polar M600 vs. Sony SmartBand 2 vs. Michael Kors Grayson vs. Amazfit Verge vs. Michael Kors Grayson vs. Apple Watch 7

 
M600
SmartBand 2
Grayson
Verge
Grayson
Watch 7
 PolarM600Remove Buy NowSonySmartBand 2Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitVergeRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$330$130$350$160$350$429
Release201620152018201920182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days24 hours5 days24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a453 x 454454x454453x454396 x 484
Size1.3 inchesn/a1.39 inches1.39 inches1.39 inches1.9 inches
Touchn/an/a
TypeTFTn/aAMOLEDOMOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP581 ATMIP681 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAMAZFIT OSAndroid WearWatchOS 8
Apps
Music

All Wearables