Apple Watch Series 3 vs. Emporio Armani Connected vs. Fitbit Ionic vs. Asus VivoWatch vs. Amazfit T-Rex

 
Watch Series 3
Connected
Ionic
VivoWatch
T-Rex
 AppleWatch Series 3Remove Buy NowEmporio ArmaniConnectedRemove Buy NowFitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$245$299$160$140
Release20172016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygenn/a
Sleep
Steps
Swimn/a

Battery

Duration18 hours6 months4+ days24 hours to 10 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCn/a
Wi-Fin/a

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a348x250128 x 128360 x 360
Size1.5 inches or 1.65 inchesn/a1.42NA1.3 inches
Touchn/a
TypeAMOLEDn/aOLEDNAAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voicen/a

Hardware

Accelerometern/a
Barometer or Altimetern/aNA
Ultraviolet Sensorn/a
Water Resistance5 ATM10 ATM50mIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OSKoodOSBuild-in
Appsn/a
Music

All Wearables