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 Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. The 12 Steps to Living Confidently: Define Your Life Goals It’s that time again. Time for a do-over. For those who seize the spirit of change, there’s a “new you” ahead.