Samsung Gear S2 vs. Fitbit Alta vs. Michael Kors Grayson vs. Garmin Vivosmart 3 vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Gear S2
Alta
Grayson
Vivosmart 3
Forerunner 45
Grayson
 SamsungGear S2Remove Buy NowFitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 3Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$130$350$139.99$199$350
Release201520162018201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days24 hours5 days7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a453 x 45464 x 128208 x 208453x454
Size1.2 inchesn/a1.39 inchesNA1.04 inches1.39 inches
Touchn/a
TypeSuper AMOLEDOLEDAMOLEDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aAndroid WearBuilt-inAndroid Wear
Apps
Music

All Wearables