Apple Watch Series 3 vs. Emporio Armani Connected vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Amazfit T-Rex

 
Watch Series 3
Connected
Watch Series 2
WSD-F20A
T-Rex
 AppleWatch Series 3Remove Buy NowEmporio ArmaniConnectedRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$245$269$399$140
Release20172016201620182019

Activity & Fitness

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

Battery

Duration18 hours6 months18 hours1 day20 days
Rechargeable

Compatibility

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

Connectivity

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

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a340 x 272 or 390 x 312320 x 320360 x 360
Size1.5 inches or 1.65 inchesn/a1.5 inches or 1.65 inches1.32 inches1.3 inches
Touchn/a
TypeAMOLEDn/aAMOLEDLCDAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voicen/a

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensorn/a
Water Resistance5 ATM10 ATM5ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aWatch OSWear OSBuild-in
Appsn/a
Music

All Wearables