Fitbit Flex 2 vs. Basis Peak vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Flex 2
Peak
Grayson
Charge HR
Grayson
T-Rex
 FitbitFlex 2Remove Buy NowBasisPeakRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$200$350$150$350$140
Release201620142018201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4 days24 hours5 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a168 x 144453 x 454NA453x454360 x 360
Sizen/a1.25 inches1.39 inchesNA1.39 inches1.3 inches
Touchn/aNA
TypeLEDLCDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAAndroid WearNAAndroid WearBuild-in
Apps
Music

All Wearables