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. Share | Related Content To Buy or Not to Buy The decision whether to buy or rent a home may have long-term implications. Healthy Body, Healthy Pocketbook Maintaining a healthy lifestyle can help you reduce health-related expenses—and avoid time in the recovery room. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage.