Carfax Vs Autocheck

Hey guys I was wondering which is better, don't want to buy an account without knowing which is better. If anyone here has a carfax though that wouldn't mind running a check on me, could you please email me at hacyec@gmail.com?

Check this link on a previous discussion on this topic:http://www.automotiveforums.com/vbulletin/showthread.php?t=304386