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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Does Your Portfolio Fit Your Retirement Lifestyle? Lifestyle considerations in creating your retirement portfolio. 8 Financial Milestone Birthdays Get ready to celebrate your financial birthdays in this informative infographic. Perception vs. Reality There’s an alarming difference between perception and reality for current and future retirees.