nah, its not a better deal. look at the battery option closely. the one you are getting here is a 6 cell instead of the 9 cell for the deal i posted above. Not sure how much the Duo processor is performs, but is it that significant over a Pentium M?
Primary Battery 85 WHr 9-cell Lithium Ion Primary Battery is what the one I posted said when you "add to cart" and then click "system details" Take a look at the HDD 7200 SATA