Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content How Stocks Work Understanding how a stock works is key to understanding your investments. When Do You Need a Will? When do you need a will? The answer is easy: Right Now. Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment.