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 Catch-Up Contributions Workers 50+ may make contributions to their qualified retirement plans above the limits imposed on younger workers. When Special Care Is Needed: The Special Needs Trust A special needs trust helps care for a special needs child when you’re gone. Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation.