ASUS ZenWatch 2 vs. Sony SmartWatch 3 vs. Fitbit Ionic vs. Garmin Forerunner 45 vs. Amazfit GTS

 
ZenWatch 2
SmartWatch 3
Ionic
Forerunner 45
GTS
 ASUSZenWatch 2Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$150$250$299$199$150
Release20162014201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2 days4+ days7 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320348x250208 x 208348 x 442
Size1.63 inches or 1.45 inch1.6 inches1.421.04 inches1.65 inches
Touch
TypeAMOLEDTFT LCDOLEDLCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP6850m5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid WearFitbit OSBuilt-inWear OS
Apps
Music

All Wearables