I prefer Flygprestanda on a calculus point of view they are using from the beginning the 0.125 d and the 300/600/900 meters whereas APG has been using TERPS for every departure, which was essentially wrong in many places in the world , nowadays there is a statement on the top left "compliant with 965/2012, that should satisfies everyone. Well this is approved so we take it..
As far as the differences are concerned, the escape route might be different from a plane type to the other depending on the limitation involved, if it is runway then this is easy enough, when it starts to be the 5 minutes on the third segment it starts to be interesting... I really need a whiteboard...