Apple Watch Series 3 vs. Emporio Armani Connected vs. Fitbit Alta vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Watch Series 3
Connected
Alta
Inspire HR
T-Rex
 AppleWatch Series 3Remove Buy NowEmporio ArmaniConnectedRemove Buy NowFitbitAltaRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$245$130$99$140
Release20172016201620192019

Activity & Fitness

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

Battery

Duration18 hours6 months5 days5 days20 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/an/a139 x 60360 x 360
Size1.5 inches or 1.65 inchesn/an/a1.4 inches1.3 inches
Touchn/an/a
TypeAMOLEDn/aOLEDOLEDAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voicen/a

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensorn/a
Water Resistance5 ATM10 ATMn/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aFitbit OSBuild-in
Appsn/a
Music

All Wearables