Fitbit Ionic vs. Amazfit Stratos vs. Amazfit Arc vs. Casio WSD-F20A vs. Garmin VivoActive 4

 
Ionic
Stratos
Arc
WSD-F20A
VivoActive 4
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$299$199$69.99$399$349
Release20172018201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days20 days1 day8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 30072 x40320 x 320260 x 260
Size1.421.34 inches0.42 inches1.32 inches1.3ionches
Touch
TypeOLEDOLEDOLEDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryWear OSWear OS
Apps
Music

All Wearables