http://www.nytimes.com/interactive/2014/upshot/buy-rent-calculator.html http://www.nytimes.com/interactive/2014/upshot/buy-rent-calc... This calculator the NYT

http://www.nytimes.com/interactive/2014/upshot/buy-rent-calculator.html http://www.nytimes.com/interactive/2014/upshot/buy-rent-calc... This calculator the NYT made is pretty good.