Polar M600 vs. Withings Steel HR vs. Michael Kors Grayson vs. Motorola Moto 360 (1st Gen) vs. Michael Kors Grayson vs. Apple Watch 7

 
M600
Steel HR
Grayson
Moto 360 (1st Gen)
Grayson
Watch 7
 PolarM600Remove Buy NowWithingsSteel HRRemove Buy NowMichael KorsGraysonRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$330$180$350$150$350$429
Release201620162018201420182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days25 days24 hours1 day24 hours18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a453 x 454320 x 260453x454396 x 484
Size1.3 inchesn/a1.39 inches1.56 inches1.39 inches1.9 inches
Touchn/a
TypeTFTn/aAMOLEDLCDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATMIP671 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearAndroid WearWatchOS 8
Apps
MusicNA

All Wearables