Apple Watch Series 2 vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Fitbit Versa vs. Fitbit Flex

 
Watch Series 2
WSD-F20A
On Full Guard
Versa
Flex
 AppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowFitbitVersaRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$269$399$325$199.99$100
Release20162018201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day1 day4 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320454 x 454300 x300NA
Size1.5 inches or 1.65 inches1.32 inches1.4 inches1.34 inchesNA
TouchNA
TypeAMOLEDLCDOMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATMIP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWear OSAndroid Wear 2.0NA
Apps
Music

All Wearables