Pebble Time Round vs. Polar Loop 2 vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Time Round
Loop 2
Grayson
Vivosmart HR Plus
Forerunner 45
Grayson
 PebbleTime RoundRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$120$350$179$199$350
Release201520152018201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 days (without notifications)24 hours5 days7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454160 x 68208 x 208453x454
Sizeroundn/a1.39 inches0.5 inches x 0.8 inches1.04 inches1.39 inches
Touch
Typee-paperLEDAMOLEDLCDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX72 ATM1 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables