Auto Bild comparison test: 997 Turbo, Vette Z06, F430F1 and Gallardo...

997 Turbo(manual)
0-100km/h: 3,7s
0-200km/h:12,1s
80-120km/h: 5,3s(6th)
Track time Oschersleben: 1:42.74min(Michelin normal tires)

Vette Z06
0-100km/h: 4.3s
0-200km/h:12.6s
80-120km/h:11.3s(6th)
Oschersleben: 1:42.30min(Goodyear's)

Ferrari F430F1
0-100km/h: 4.0s
0-200km/h:12.5s
80-120km/h: 7.5s(6th)
Oschersleben: 1:41.89min(Pirelli Corsa'a)

Lamborghini Gallardo
0-100km/h: 4.0s
0-200km/h:13.1s
80-120km/h:10.8s(6th)
Oschersleben: 1:41.52min(Pirelli Corsa's)

BTW, I had a chance to drive 997 Turbo TIP and it is fast but, somehow numb in feeling to me... Although, I understand fully now why is somebody going for TIP version.
997 Turbo is excellent car in both versions IMHO...