Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. 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 Message Thank you! Oops! Related Content What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. 9 Facts About Social Security There are things about Social Security that might surprise you. Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are?