CiG
The Veils of Negative Existence
I only listen to one of those but I'd assume they have more common characteristics than the ones I mentioned.
Listen to them and get back to me. But the point is, death metal is a much more refined genre and krautrock is much more loosely defined.
Take hip hop as an example, there are hip hop artists that sound worlds apart from something classic like N.W.A. and even the same thing could be said about progressive rock.