Amazon Echo Dot (4th Gen) with clock vs Amazon Echo Dot (3rd Gen) with clock comparison

Amazon Echo Dot (4th Gen) with clock	Amazon Echo Dot (3rd Gen) with clock

key specs

Model
Echo Dot (4th Gen) with clock	Echo Dot (3rd Gen) with clock
Color
Blue, White	White
Network connectivity
Wi-Fi and Bluetooth	Wi-Fi and Bluetooth connectivity
Display included
Yes	-

general

Brand
Amazon	Amazon
Model
Echo Dot (4th Gen) with clock	Echo Dot (3rd Gen) with clock
Release date
September 24, 2020	September 25, 2019
Model Name
Echo Dot (4th Gen) with clock	Echo Dot (3rd Gen) with clock
Color
Blue, White	White
OS Compatibility
Android and iOS	Android and iOS
Speaker size
1.6	1.6"
Display included
Yes	-
Network connectivity
Wi-Fi and Bluetooth	Wi-Fi and Bluetooth connectivity
Alexa Calling
Yes	Yes
Controls smart home devices
Yes	Yes
Speaker included
-	Yes