LA, that's not a bad price on that at all. Looked at a couple of Canadian dealers and they were going for $100 more. I would ask the guy if the manufacturers warranty still applies. Their warranty information seemed a little vague.
Get the Vaio... It sports a faster processor though a smaller hard drive... (you can more than make up for that with an external 2.5" hard drive enclosure, but you can't make up for a slower processor.