Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Forerunner 45 vs. Fossil Gen 5 Smartwatch Carlyle

 
Flex 2
WSD-F20A
Forerunner 45
Gen 5 Smartwatch Carlyle
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 45Remove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$100$399$199$295
Release2016201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320208 x 208328 x 328
Sizen/a1.32 inches1.04 inches1.3 inches
Touchn/a
TypeLEDLCDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuilt-inWear OS
Apps
Music

All Wearables