Ok awesome, Thanks that was quick..
One more question, I know the z120bt supports 3D landmarks and read that the 920 did not.
In this picture though;
http://viewgadgets.net/wp-content/uploads/2010/06/Pioneer-AVIC-X920BT.jpg
That is clearly a 920 with 3D landmarks, I guess that's a photoshop or a mistake?