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 Question Thank you! Oops! Related Content Split Annuity Strategy Here's one strategy that combines two different annuities to generate income and rebuild principal. Traditional vs. Roth IRA One or the other? Perhaps both traditional and Roth IRAs can play a part in your retirement plans. The Other Sure Thing Though we don’t like to think about it, all of us will make an exit sometime. Are you prepared?