Why are ps3s such big buxs new old diffrence ps2 ps3 ps1 10 points?

i wanner buy ps3 dont want buddle just console joystick evean that like �180+ huhh chppest 2nd hand like �150 huhh u buy new wiis �100 2nd hand �60 new xobes �100 2nd hand way under ps3s rocket high why grr yoo tar i grovvy