A UK rent-to-own price:
http://www.brighthouse.co.uk/gaming/xbox-360-250gb-kinect-bundle/
29.9% APR. And AFAIK from Googling the name of the store, they are doing well in the recession. Maybe someone can link to equivalent US stroes for comparison? Seems to me though that for this sort of finance MS are offering a great deal.
Similar stores in the US tend to charge way more.
Furthermore, wasn't Sony's deals alot better? You could apply for Sony credit card and get $100 (or was it $150 or both at two different times) credit on your purchase of a PS3. However, I don't recall the same level of ethusiasm for those deals.