what are these bikes worth

jb-redbull Posts: 60
edited April 2011 in Road buying advice
my titanium enigma echo its a size 54 frame with ultegra groupset fulcrum 7 wheels


my carbon scott cr1 its a 54 frame with shimano 105 groupset and mavic aksium wheels

both in very good condition with cateye computer on each so what is each one worth reason i am asking is i may sell one to buy a full sus mountain bike not fully made my mind up yet of what to do
enigma echo
giant trance x