Polar M600 vs. Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Acer Liquid Leap vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M600
Flex 2
ZenWatch 3
Liquid Leap
Grayson
Grayson
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowAcerLiquid LeapRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$100$229$90$350$350
Release201620162017201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days48 hours5 to 7 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a400 x 400128 x 32453 x 454453x454
Size1.3 inchesn/a1.39 inches1 inch1.39 inches1.39 inches
Touchn/an/a
TypeTFTLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIPX41 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid Wear 2Android WearAndroid Wear
Apps
Music

All Wearables