RealVideo 8 vs RealVideo 9

[xbox360]

What is the diference between RealVideo 8 & RealVideo 9 ? which one is better ?

http://common.ziffdavisinternet.com/util_get_image/1/0,1425,sz=1&i=12118,00.jpg

http://www.pcmag.com/article2/0,2817,6080,00.asp

[pynux]

the better of RealMedia is RV10 : see by example :
http://www.tvdunet.com/videos/clip/r/Rihanna/1009-Unfaithful.html

(Video RV10 : 512x288 , 400kbits
Audio RA Music High 44khz : Stereo 44,1kbits )

[xbox360]

pynux can you please show me screenshots of the encoder settings used please, I dont know why I can never get such great quality.

[Dark Shikari]

RV8 is a crappy MPEG-4 Part 2 ripoff, while RV9 is a crappy H.26L (early H.264 draft) ripoff. RV10 is better than both, a crappy H.264 ripoff.