Fitbit Flex 2 vs. Casio WSD-F20A vs. Samsung Gear Sport vs. Garmin Vivofit 4 vs. Garmin Vivosport

 
Flex 2
WSD-F20A
Gear Sport
Vivofit 4
Vivosport
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGear SportRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosportRemove Buy Now

Basic Info

Suggested Price$100$399$299.99$79.95$199
Release20162018201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day2 days1 year7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320360 x 36088 x 8872 x 144
Sizen/a1.32 inches1.2 inchesNANA
Touchn/a
TypeLEDLCDSuper AMOLEDNAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSTizen OS
Apps
Music

All Wearables