Garmin Forerunner 935 vs. Garmin Vivoactive 3 vs. Michael Kors Grayson vs. Sony SmartBand vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Forerunner 935
Vivoactive 3
Grayson
SmartBand
Grayson
T-Rex
 GarminForerunner 935Remove Buy NowGarminVivoactive 3Remove Buy NowMichael KorsGraysonRemove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$299$350$100$350$140
Release201720172018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 2 weeks7 days24 hours5 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution240 x 240240 x 240453 x 454NA453x454360 x 360
Size1.2 inches1.2 inches1.39 inchesNA1.39 inches1.3 inches
TouchNA
TypeLCDMIPAMOLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMIP581 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid WearBuild-in
Apps
Music

All Wearables