Carrera uses the 3.6 and Carrera S the 3.8. Both are available with rear or all wheel drive, in Coupe, Cabriolet and Targa bodies.
The Turbo and GT3 of this window keep the Mezger engine, which is the reason many buyers skip the later 997.2 Turbo.
Tiptronic cars sit well below manual cars here, which makes a Tiptronic Turbo one of the value buys in the 911 market.