Amazfit Arc vs. Casio WSD-F20A vs. Samsung Galaxy Watch vs. Xiaomi Mi Band 3 vs. Xiaomi Mi Band 4

 
Arc
WSD-F20A
Galaxy Watch
Mi Band 3
Mi Band 4
 AmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy NowXiaomiMi Band 3Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$69.99$399$330$44.95$25
Release20162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days1 day7 days20 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40320 x 320360 x 360128 x 80120x240
Size0.42 inches1.32 inches1.2 inches or 1.3 inches0.78 inches0.95 inches
Touch
TypeOLEDLCDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSTizen OSAMAZFIT OS
Apps
MusicSpotify

All Wearables