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 Getting a Head Start on College Savings A few strategies that may help you prepare for the cost of higher education. Why do Renters Have to Save More? How much more would retirement cost if you owned your home rather than rented? It could actually be several times less. When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases.