youre somewhat right shvydkist.
its always an amalgamation of new and 'old' (that side on roofline is the same as the older one) - but never just the new on show (even if camouflaged)
here is somewhat of an example
take a look at this article
http://carscoop.blogspot.com.au/2011...t-snagged.html
then
http://www.netcarshow.com/audi/2013-rs4_avant/
for the final