Amazfit Arc vs. Asus VivoWatch vs. Casio WSD-F20A vs. Fitbit Flex vs. Fitbit Sense 2

 
Arc
VivoWatch
WSD-F20A
Flex
Sense 2
 AmazfitArcRemove Buy NowAsusVivoWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$69.99$160$399$100$300
Release20162018201820132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days24 hours to 10 days1 day5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40128 x 128320 x 320NA336x336
Size0.42 inchesNA1.32 inchesNA1.59 inches
TouchNA
TypeOLEDNALCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67IP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemKoodOSWear OSNA
Apps
Music

All Wearables