Well, i dont know how much you know about cars but as its said "dont judge a book by its cover". The looks from outside doesnt tell whats under the hood, suspension, tires etc.
I know that they were both modded (engine+weight reduction) and running on slicks but i dont know what mods exactly they have on the car. The red one i think might be a dedicated track car. With that lightweight, they are much faster in corners than my 4k lbs fat baby.
BMW M3 E92 - Silverstone II
BPM Sport Stage II Tune + Test Pipes, GTS DCT Tune