Garmin Forerunner 225 vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Amazfit GTS

 
Forerunner 225
ZenWatch 3
WSD-F20A
645 Music
GTS
 GarminForerunner 225Remove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$229$399$450$150
Release20152017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks48 hours1 day7 days14 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 400320 x 320240 x 240348 x 442
Size1 inch1.39 inches1.32 inches1.2 inches1.65 inches
Touch
Typen/aAMOLEDLCDMIPAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables