Fitbit Flex 2 vs. Casio WSD-F20A vs. LG G Watch vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Flex 2
WSD-F20A
G Watch
Vivofit 4
Forerunner 45
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowLGG WatchRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$399$230$79.95$199
Release20162018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day1.5 days1 year7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320280 x 28088 x 88208 x 208
Sizen/a1.32 inches1.65 inchesNA1.04 inches
Touchn/a
TypeLEDLCDIPS LCDNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid WearBuilt-in
Apps
Music

All Wearables