Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The ABC’s of Auto Insurance What kind of auto insurance should you have? Do you know? Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them. Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax.