Pebble Steel vs. Fitbit Alta vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Polar Loop vs. Michael Kors Grayson

 
Steel
Alta
Grayson
Vivosmart HR Plus
Loop
Grayson
 PebbleSteelRemove Buy NowFitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowPolarLoopRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$130$350$179$100$350
Release201420162018201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days5 days24 hours5 days5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a453 x 454160 x 68NA453x454
Size1.26 inchesn/a1.39 inches0.5 inches x 0.8 inchesNA1.39 inches
Touchn/a
Typee-paperOLEDAMOLEDLCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATM5 ATM2 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables