Michael Kors Grayson vs. Pebble Time 2 vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Grayson
Time 2
Alta HR
Watch Series 4
Grayson
Vivosmart 4
 Michael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$350$199$150$329$350$130
Release201820162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours10 days7 daysNot Yet24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA128 x 36384 x 480453x45448 x 128
Size1.39 inchesNA1.4 inches1.78 inches1.39 inches0.74 inches
Touch
TypeAMOLEDe-paperOLEDMicroLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM3 ATMNot Yet1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearPebble OSWatch OS 5Android Wear
Apps
Music

All Wearables