Newest symfony installer vs composer

Question

I\'d like to know whats the difference when creating new symfony project with new symfony installer that has appeared last time and old-way composer.

I\'ve installed lat

Answer 1

Did you update installer as well with :

symfony self-update

or in windows :

php symfony.phar self-update

As stated here ?

That's perhaps one part of the answer. Among differences, the installer seems to deal better with different symfony versions.