Apple Watch Series 3 vs. Fitbit Flex 2 vs. Garmin Fenix 5x Plus vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Watch Series 3
Flex 2
Fenix 5x Plus
Grayson
Grayson
T-Rex
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowGarminFenix 5x PlusRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$100$850$350$350$140
Release201720162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days20 days24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a240 x 240453 x 454453x454360 x 360
Size1.5 inches or 1.65 inchesn/a1.2 inches1.39 inches1.39 inches1.3 inches
Touchn/a
TypeAMOLEDLEDMIPAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM10 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aWear OSAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables