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 Prescription Drug Benefits Under Medicare (Part D) Do you need to enroll in Medicare Part D? Read this article to learn more about whether you need this coverage Investing for Impact Learn how to build a socially conscious investment portfolio and invest in your beliefs. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.