Dredd was great, but not the masterpiece people made it out to be.
As a Judge Dredd fan, I can say that it was DEFINITELY a step in the right direction, tonally, but it had almost as many hiccups as the Stallone film did. In fact, the things Dredd succeeded in, Judge Dredd didn't. And the things Judge Dredd succeeded in, Dredd didn't.
Specifically, Judge Dredd got the visuals right, but not the tone and characters. Dredd got the tone and characters right, but not the visuals, opting for a really grounded world, than the very scifi , almost over the top one from the comics (and the Stallone movie).