Yes, the regular edition CD has an extra track, and it is cheaper.
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I took (really crappy) photos of both CD editions...
On the left, the regular edition, on the right, the limited one (front)
On the left, the regular edition, on the right, the limited one (back)
The limited edition booklet (front and back cover)
The limited edition booklet (inside..?)
THe lyrics sheet of the limited edition (also printed on the other side, but I didn't bother taking a pic)
CDs of the limited edition (the black one = solos)
The 30+ page booklet of the regular edition