Pioneer DV-59 AVi Universal Player

Does anyone out there own one of these, or compared it to the Pioneer DV-47Ai or other universal players out there?
What all video improvements does it offer over the Pioneer Dv-47Ai? How does its video compare to other universal dvd-players on the market?
Is the audio section of the Pioneer DV-59AVi the same as the Pioneer DV-47Ai or is it improved? If so, in what ways?
How does it compare sonically with other universal players out there in its price range, such as the Marantz DVD-8400 or Denon 5900?