Pebble Time vs. Withings Steel HR vs. Polar A360 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Time
Steel HR
A360
Grayson
Grayson
Vivosmart 4
 PebbleTimeRemove Buy NowWithingsSteel HRRemove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$180$200$350$350$130
Release201520162015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days25 days12 days24 hours24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a160 x 80453 x 454453x45448 x 128
Size1.26 inchesn/a1.18 inches1.39 inches1.39 inches0.74 inches
Touch
Typee-papern/an/aAMOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR301 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables