Amazfit Arc vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Garmin 645 Music vs. Fitbit Versa 2

 
Arc
WSD-F20A
On Full Guard
645 Music
Versa 2
 AmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowGarmin645 MusicRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$69.99$399$325$450$199
Release20162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days1 day1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40320 x 320454 x 454240 x 240300 x 300
Size0.42 inches1.32 inches1.4 inches1.2 inches1.34 inches
Touch
TypeOLEDLCDOMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid Wear 2.0Build-in
Apps
Music

All Wearables