Fitbit Flex 2 vs. Amazfit Arc vs. Casio WSD-F20A vs. Fitbit Flex vs. Diesel On Full Guard 2.5

 
Flex 2
Arc
WSD-F20A
Flex
On Full Guard 2.5
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$100$69.99$399$100$325
Release20162016201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days1 day5 days4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40320 x 320NA454x454
Sizen/a0.42 inches1.32 inchesNA1.39 inches
Touchn/aNA
TypeLEDOLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables