Well my impression is that the FW-190 Antons (A-6-A-9) climb rate changed. The Antons feels sluggish now but the Dora remain the same.
The biggest change for me is the P-51 which flies like a cross ...
This is why I don't fly mods and try to discourage them. If everyone flew the same version of IL2, the latest official patch, this would not be a problem and here is why: