Fitbit One vs. Michael Kors Grayson vs. Fitbit Versa 2 vs. Michael Kors Grayson vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
One
Grayson
Versa 2
Grayson
T-Rex
VivoActive 4
 FitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitVersa 2Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$350$199$350$140$349
Release201220182019201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days24 hours5 days24 hours20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454300 x 300453x454360 x 360260 x 260
Sizen/a1.39 inches1.34 inches1.39 inches1.3 inches1.3ionches
Touch
TypeOLEDAMOLEDAMOLEDAMOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant1 ATM5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-inAndroid WearBuild-inWear OS
Apps
Music

All Wearables