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 Coaches Coaches have helped you your whole life, in ways big and small. We'd like to be one of them. Avoiding Cognitive Decline Try these activities to keep your brain sharp. 9 Facts About Retirement Regardless of how you approach retirement, there are some things about it that might surprise you.