Originally Posted by Oomph!

Otherway around buddy. Oomph! came first and pioneered that style of rock/metal. They don't even sound that similar anyway. Rammstein uses simple sythesizer beats to make a rave friendly techno dance song, whereas Oomph uses complex sythesizer noises going for an electronica, almost avant garde approach. Vocal are completely different too. Rammstein is basically singing opera and Oomph has several different vocal styles from traditional rock, metal growling, ect.