Fitbit One vs. Michael Kors Grayson vs. Samsung Gear 2 vs. Fitbit Versa 2 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
One
Grayson
Gear 2
Versa 2
Grayson
T-Rex
 FitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowSamsungGear 2Remove Buy NowFitbitVersa 2Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$350$300$199$350$140
Release201220182014201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration10-14 days24 hours2-3 days5 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454320 x 320300 x 300453x454360 x 360
Sizen/a1.39 inches1.63 inches1.34 inches1.39 inches1.3 inches
Touch
TypeOLEDAMOLEDSuper AMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant1 ATMIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearTizen OSBuild-inAndroid WearBuild-in
Apps
Music

All Wearables