what can I expect from this new MacBook Pro?

That is impossible to answer - much too vague. But, since you asked a general question, here is a general answer: you will have a great experiene.

<< you will have a great experience. >>

if you ever find you are NOT having a great experience, Readers here are ready, willing, and able to make suggestions to improve your experience and provide advice.

This informal forum is not tracked, but you can also use Apple technical support for more vexing issues that resist solutions.

Official Apple Support

.