Samsung Gear S2 vs. Samsung Gear Sport vs. Fitbit Alta HR vs. Garmin Forerunner 45 vs. Fitbit Sense 2

 
Gear S2
Gear Sport
Alta HR
Forerunner 45
Sense 2
 SamsungGear S2Remove Buy NowSamsungGear SportRemove Buy NowFitbitAlta HRRemove Buy NowGarminForerunner 45Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$299.99$150$199$300
Release20152017201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days2 days7 days7 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360360 x 360128 x 36208 x 208336x336
Size1.2 inches1.2 inches1.4 inches1.04 inches1.59 inches
Touch
TypeSuper AMOLEDSuper AMOLEDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizen OSBuilt-in
Apps
Music

All Wearables