Which forum post design would you prefer?

Question

Design

So far I've only seen two implementations of messages:

Perhaps you know sites with custom message designs, or do you have your own thoughts on how to implement them?

Answer 1

If there are more buns under the ava, then the first ofk. And for small screens the second.
Or a style switcher, why be trifles.
If the target audience is accustomed to forums, then the non-standard design will seem uncomfortable to them.
In general, a question from the series of what to wear today.

Answer 2

First. It's good when all the text parts are aligned with each other.

Answer 3

Like on a toaster. IMHO, the best option.

Answer 4

The first one, of course

Answer 5

I think it would be logical to look at the default values ​​in popular form engines