I was in the same boat. I went with the Transporter. I already had a Squeezebox thus I didn't need the Transporter for the wireless capability. After doing a lot of reading, I decided the Transporter would sound better as well as limiting the number of pieces on the rack. It's close to my Rega Planet CD player.
Here's a couple of URLs you might find interesting.
http://www.slimdevices.com/temp/noise_floor.gif
and
http://www.slimdevices.com/temp/transporter_vs_benchmark.gif
Here's a couple of URLs you might find interesting.
http://www.slimdevices.com/temp/noise_floor.gif
and
http://www.slimdevices.com/temp/transporter_vs_benchmark.gif