@linkoping perhape2 the Volti Razz:
"....the stereo image projected by the Razzes was proportionately larger, and the musicians (and groups of musicians, including whole orchestras) seemed more real than with the Zus...." Stereophile here
" ....to cast a wide and deep soundstage, even with their rear panels placed close against the wall (front porting helps here…). These speakers do a more than decent job of “disappearing” in spite of their size, Presentation of image was also considerably better than I would have suspected, with solo instruments or vocalists suspended in precise three-dimensional space within the soundstage ..." Part Time Audiophile here