Samsung Gear S2 vs. Fitbit Charge 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Xiaomi Mi Band 3 vs. Michael Kors Grayson

 
Gear S2
Charge 2
Grayson
Flex
Mi Band 3
Grayson
 SamsungGear S2Remove Buy NowFitbitCharge 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowXiaomiMi Band 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$150$350$100$44.95$350
Release201520162018201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days24 hours5 days20 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a453 x 454NA128 x 80453x454
Size1.2 inchesn/a1.39 inchesNA0.78 inches1.39 inches
Touchn/aNA
TypeSuper AMOLEDOLEDAMOLEDLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/a1 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables