Polar M600 vs. Misfit Ray vs. Fitbit Charge HR vs. Garmin VivoActive 4 vs. HTC re Grip

 
M600
Ray
Charge HR
VivoActive 4
re Grip
 PolarM600Remove Buy NowMisfitRayRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$100$150$349$199
Release20162016201520192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months5 days8 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/aNA260 x 260160 x 32
Size1.3 inchesn/aNA1.3ionches1.8 inches
Touchn/an/aNA
TypeTFTLEDOLEDMIPPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWear OSNA
Apps
Music

All Wearables