Tough question. It would be difficult even to find a way to compare them. I can't imagine that the timbre differences would be that great. Certainly be possible to upgrade to AL-3.
Downstairs: oiled oak Klipschorn, LaScala (center), SVS PB12-Plus/2 piano black, Cornwall (rear), Bubinga Heresy I (rear surrounds), Outlaw 990, McIntosh MA6100, (2) MC250, MC2100, OPPO BDP-95, Toshiba HD-A2
Upstairs: McIntosh C2200, MC275MKIV, oiled walnut Cornwall I, Oppo BDP-83, Technics SL-1200 M3D, Audio Technica AT150MLX, Richard Gray Power Company 400 Pro
Studio system: McIntosh MAC1700, Sony CDP-CX250, Thorens TD-125 Mk II, Denon DL103, 1989 Heresy II
Avatar: Mr. Waddles rocking out to the K-horn's.