Amazfit Arc vs. Casio G-Shock GBA800 vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Fitbit Flex

 
Arc
G-Shock GBA800
WSD-F20A
Alta HR
Flex
 AmazfitArcRemove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$69.99$120$399$150$100
Release20162018201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days2 years1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40320 x 320128 x 36NA
Size0.42 inches1.32 inches1.4 inchesNA
TouchNA
TypeOLEDLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6720 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNA
Apps
Music

All Wearables