Amazfit Arc vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
Arc
WSD-F20A
Access Sofie
Forerunner 45
VivoActive 4
 AmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$69.99$399$395$199$349
Release20162018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days1 day1 day7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40320 x 320390 x 390 1.19 inches208 x 208260 x 260
Size0.42 inches1.32 inches1.04 inches1.3ionches
TouchAMOLDED
TypeOLEDLCDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid Wear 2.0Built-inWear OS
Apps
Music

All Wearables