Samsung Gear S2 vs. Polar Loop 2 vs. Garmin Forerunner 235 vs. Garmin Vivosmart 4 vs. Garmin VivoActive 4

 
Gear S2
Loop 2
Forerunner 235
Vivosmart 4
VivoActive 4
 SamsungGear S2Remove Buy NowPolarLoop 2Remove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart 4Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$120$299.99$130$349
Release20152015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 days (without notifications)9 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a215 x 18048 x 128260 x 260
Size1.2 inchesn/a1.23 inches0.74 inches1.3ionches
Touch
TypeSuper AMOLEDLEDMIPOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP682 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OS
Apps
Music

All Wearables