Samsung Gear S3 vs. Polar Loop 2 vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
Gear S3
Loop 2
Forerunner 45
Vivosmart 4
 SamsungGear S3Remove Buy NowPolarLoop 2Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$350$120$199$130
Release2016201520192018

Activity & Fitness

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

Battery

Duration4 days8 days (without notifications)7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360n/a208 x 20848 x 128
Size1.3 inchesn/a1.04 inches0.74 inches
Touch
TypeFullcolor AODLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP682 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aBuilt-in
Apps
Music

All Wearables