The type of financing you choose can determine how much you can afford or, if you prefer, how much you can save. This form will help you compare a fixed rate mortgage with two types of Adjustable Rate Mortgages (ARMs): fully amortized and interest-only.

For average mortgage rates, updated weekly by Freddie Mac, click here.

Fill in the fields with your numbers and click "Compute Comparisons." To start over, simply click "Clear."