Pebble Time Round vs. Polar M600 vs. Garmin Vivosmart HR vs. Michael Kors Grayson vs. Michael Kors Grayson vs. HTC re Grip

 
Time Round
M600
Vivosmart HR
Grayson
Grayson
re Grip
 PebbleTime RoundRemove Buy NowPolarM600Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$330$170$350$350$199
Release201520162015201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days5 days24 hours24 hours5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240160 x 68453 x 454453x454160 x 32
Sizeround1.3 inches1.08 inches1.39 inches1.39 inches1.8 inches
Touchn/a
Typee-paperTFTn/aAMOLEDAMOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX85 ATM1 ATM1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid Wearn/aAndroid WearAndroid WearNA
Apps
Music

All Wearables