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 Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. Medicare Advantage 101 Overview of Medicare Advantage, what’s in them, special rules, and more. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement.