Pebble Time Round vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Pebble Core vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Time Round
G-Shock GBA800
Grayson
Core
Forerunner 45
Grayson
 PebbleTime RoundRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$120$350$99$199$350
Release201520182018201620192018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 days2 years24 hoursNA7 days24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NA208 x 208453x454
Sizeround1.39 inchesNA1.04 inches1.39 inches
TouchNA
Typee-paperAMOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX720 ATM1 ATMNA5 ATM1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables