Amazfit Arc vs. Apple Watch vs. Casio WSD-F20A vs. Motorola Moto 360 (1st Gen) vs. Apple Watch Series 4

 
Arc
Watch
WSD-F20A
Moto 360 (1st Gen)
Watch Series 4
 AmazfitArcRemove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$69.99$349$399$150$329
Release20162015201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days18 hours1 day1 dayNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40340 x 272 or 390 x 312320 x 320320 x 260384 x 480
Size0.42 inches1.5 inches or 1.65 inches1.32 inches1.56 inches1.78 inches
Touch
TypeOLEDAMOLEDLCDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IPX75 ATMIP67Not Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWear OSAndroid WearWatch OS 5
Apps
MusicNA

All Wearables