c7 b8 3.0 quattro

hello, I am obviously very new here i have been reading some articles but i haven't really found out what i am looking for, i was just looking for some advice over the c7 is a 3.0 quattro s tronic or the b8 is a 3.0 quattro manual, ive viewed the c7 yesterday and im on my way to view the b8...