Samsung Gear S2 vs. Fitbit Charge 2 vs. Samsung Gear 2 vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Gear S2
Charge 2
Gear 2
Vivofit 4
Forerunner 45
 SamsungGear S2Remove Buy NowFitbitCharge 2Remove Buy NowSamsungGear 2Remove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$300$150$300$79.95$199
Release20152016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2-3 days5 days2-3 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a320 x 32088 x 88208 x 208
Size1.2 inchesn/a1.63 inchesNA1.04 inches
Touchn/a
TypeSuper AMOLEDOLEDSuper AMOLEDNALCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/aIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aTizen OSBuilt-in
Apps
Music

All Wearables