Garmin Forerunner 225 vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Garmin Vivosmart 4

 
Forerunner 225
ZenWatch 3
Ionic
G-Shock GBA800
Vivosmart 4
 GarminForerunner 225Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$229$299$120$130
Release20152017201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks48 hours4+ days2 years7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180400 x 400348x25048 x 128
Size1 inch1.39 inches1.420.74 inches
Touch
Typen/aAMOLEDOLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m20 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wear 2Fitbit OS
Appsn/a
Musicn/a

All Wearables