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. Raising Healthy Children Healthy habits are one of the greatest gifts to give your child. How Much Home Can I Afford? With a few simple inputs you can estimate how much of a mortgage you may be able to obtain.