Polar M600 vs. Misfit Ray vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. HTC re Grip

 
M600
Ray
Forerunner 45
Vivosmart 4
re Grip
 PolarM600Remove Buy NowMisfitRayRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$100$199$130$199
Release20162016201920182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months7 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a208 x 20848 x 128160 x 32
Size1.3 inchesn/a1.04 inches0.74 inches1.8 inches
Touchn/an/a
TypeTFTLEDLCDOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aBuilt-inNA
Apps
Music

All Wearables