Samsung Gear S3 vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar A370 vs. Garmin Vivosmart 4

 
Gear S3
WSD-F20A
Flex
A370
Vivosmart 4
 SamsungGear S3Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$350$399$100$179.95$130
Release20162018201320172018

Activity & Fitness

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

Battery

Duration4 days1 day5 daysUp to 3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360320 x 320NA160 x 8048 x 128
Size1.3 inches1.32 inchesNA1.18 inches0.74 inches
TouchNA
TypeFullcolor AODLCDLEDTFT LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSNA
Apps
Music

All Wearables