Help needed understanding specs on these bikes please

[Phooey]

http://www.specializedconceptstore.co.uk/mountain-...

Ignoring the £960 PRO EVO (tad out of budget - unless you guys can convince me it's realllly worth the extra £ ), is the £680 EXPERT worth the extra £££ over the COMP OR SPORT?

If it's worth spending a tad more to get better gears / forks etc... ?

Cheers

[Phooey]

Ok cheers for replies. I'll just go for the one that LOOKS the fastest then