Living room consists of...
Samsung UN55F6300 55" LED Smart tv
Sony STR-DH710 7.1HD Receiver
Sony PS3 Slim 500GB
Sony MDS-JE520 MD recorder
Sony DVP-S7700 DVD player
Energy C2 mains
Energy C-C1 center
Energy C-R1 side surrounds
Sony SR-15 back surrounds
Sony 120w powered sub
One of the biggest differences I noticed as far as sound is switching to bipole side surrounds (3rd pic) from direct firing . My living room is small and they create a bigger spacious sound.
Bedroom......
Samsung UN46F6300 46" LED Smart tv
Samsung HW-FM45C soundbar with wireless sub
Sony BDP-S185 Blu-ray player