Here is a comparison lap side by side between me (black car) and Alex (the grey car....and grey hairs :-)
his lap 6MIN41.80 my lap 6MIN44.30
So then a delta of 2.5 secs with standing start for both of us
Identical car 991 GT2 RS MR on cup 2R 

Please tell me what you think in comments!
And please subscribe to @BTGAlex and @Jangobipbip the two fastest guys in gt2 rs MR since i sold the car :-(