Polar M600 vs. Fitbit One vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin VivoActive 4 vs. HTC re Grip

 
M600
One
Grayson
Grayson
VivoActive 4
re Grip
 PolarM600Remove Buy NowFitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$100$350$350$349$199
Release201620122018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days10-14 days24 hours24 hours8 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a453 x 454453x454260 x 260160 x 32
Size1.3 inchesn/a1.39 inches1.39 inches1.3ionches1.8 inches
Touchn/a
TypeTFTOLEDAMOLEDAMOLEDMIPPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8Splast Resistant1 ATM1 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearWear OSNA
Apps
Music

All Wearables