Although relatively similar, there are some key differences between the Google Home Mini vs Echo Dot that might influence your decision.
Echo Dot (2020) review: Wait for a sale - CNET
Echo Dot vs. Google Home Mini
Alexa vs. Google Assistant: Which smart assistant wins?
Alexa vs. Google Home: Which One is Better? - History-Computer
Google Nest Mini vs. Echo Dot with Clock: Crowning the best budget smart speaker - CNET
Google Nest Mini vs Echo Dot
Smart speaker showdown: Google Home vs. Echo
The best smart speaker 2024
Echo Pop vs Echo Dot
Google Nest Mini vs. Echo Dot with Clock: Crowning the best budget smart speaker - CNET
Alexa vs. Google Home: Which assistant is best in 2024?