Hello, as you have not mentioned in which college you are asking.

And this also depends on your interest for branch in which branch you are more comfortable to work.

Both branches are good but EC is a very good branch in terms of placements, higher studies, research opportunities.

Refer to this links it will help you

https://engineering.careers360.com/articles/electronics-and-communication-engineering-0

https://www.enterprise.careers360.com/courses/aeronautical-engineering-course

All the best.
Hope this will help you.