It has been a while since they have raced on the same tracks. Couple years ago when F1 released the new 1.6 l cars i put this info together. 2014 F1 cars were very slow and have increased about 3-6 sec a lap on every track. The spreadsheet goes on and on. All things being equal in 2016 a F1 car would have about 5-7…

Ground Effects legal in Indy, illegal in F1

Comes down to gearing and downforce. Since the longest f1 staight is roughly 3/4 of a mile makes no sense to have a top speed higher than necessary. An F1 car with a low downforce set up on 1.5 mile straight would easily hit 240. Back in 06 a Honda F1 car hit 246.9 at the Bonneville flying mile on salt.