They should scale well with Warlord Germans. Probably a little slight/small for use with the Artizan Grey Wolves. My friend has them and I'll try to get a comparison shot next time we game.
Using these as part of a Budapest/Berlin '44-45 force with Warlord Last Levy and re-purposed Footsore VBCW as University Assault Battalion/Volkssturm which they scale very well with