A pretty good site..

[Bearcat]

WWII Aircraft Performance

[hiro]

nice!

 

I think use of resources like this plus historical documents and judicious and careful consideration of commonly (like several different units / pilots) witnessed known aspects of comparison from pilot accounts would help paint the performance picture . . .

[MiloMorai]

There are those that consider that site VERY biased.

[Bearcat]

I'm sure..