Pebble 2 vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
2
Grayson
Watch Series 4
Forerunner 45
Grayson
T-Rex
 Pebble2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$129$350$329$199$350$140
Release201620182018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days24 hoursNot Yet7 days24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454384 x 480208 x 208453x454360 x 360
Sizen/a1.39 inches1.78 inches1.04 inches1.39 inches1.3 inches
Touch
Typee-paperAMOLEDMicroLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATMNot Yet5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearWatch OS 5Built-inAndroid WearBuild-in
Apps
Music

All Wearables