Garmin Vivofit 3 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Vivofit 3
Grayson
Core
Grayson
Inspire HR
T-Rex
 GarminVivofit 3Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$350$99$350$99$140
Release201620182016201820192019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration1 year24 hoursNA24 hours5 days20 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution64 x 64453 x 454NA453x454139 x 60360 x 360
Size0.55 inches1.39 inchesNA1.39 inches1.4 inches1.3 inches
TouchNA
Typen/aAMOLEDNAAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNA1 ATM5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNAAndroid WearFitbit OSBuild-in
Apps
Music

All Wearables