The Teutonic Thrash trio are FAR better than their American counterparts imho.
In the last ten years, the Teutonic Three have remained extremely consistent. Destruction especially when you consider their pretty frequent rate of output. Sodom have generally maintained a pretty high level of quality too, and hell M-16 is a masterpiece in my opinion. And Kreator's last three albums are easily just as good as their classics, maybe even better.
Even back in the 80s, from a musical standpoint, I don't think that anyone could argue against the fact that Pleasure to Kill was the most vile, dark and evil album ever released by then. On a sheer scale of heaviness, Reign in Blood, Peace Sells, and Master of Puppets don't even compare in speed, intensity and sheer ferocity. Just my