看到的，不知貼這妥當否，不妥就勞駕版主了...
一個外國人做的辛苦測試，網頁的圖很多，總共約 10MB 左右大小，所以請點選時確定網路速度，免得開不出網頁...
MPEG-4 Video Comparison
代碼:
http://www.techimo.com/articles/index.pl?photo=33
比較了以下幾種：
•Source Video
•3ivx D4 4.0.3
•DICAS mpegable v2
•DivX 3.11 Fast
•DivX 3.20 by KS
•DivX Pro 5.0.3 Single Pass
•DivX Pro 5.0.3 Two Pass
•MS MPEG-4v3 VKI by KS
•REALmagic MPEG-4 v1.1
•XviD 3-3-03 by Nic Single Pass
•XviD 3-3-03 by Nic Two Pass
•On2 VP3 3.2.5.0