Apple Watch Series 3 vs. Emporio Armani Connected vs. Fitbit Alta HR vs. Xiaomi Mi Band 4

 
Watch Series 3
Connected
Alta HR
Mi Band 4
 AppleWatch Series 3Remove Buy NowEmporio ArmaniConnectedRemove Buy NowFitbitAlta HRRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$329$245$150$25
Release2017201620172019

Activity & Fitness

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

Battery

Duration18 hours6 months7 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/a128 x 36120x240
Size1.5 inches or 1.65 inchesn/a1.4 inches0.95 inches
Touchn/a
TypeAMOLEDn/aOLEDAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voicen/a

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAMAZFIT OS
Appsn/a
Music

All Wearables