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 Starting a Roth IRA for a Teen This early financial decision could prove helpful over time. Should I Accept a Free Credit Lock? Learn the ins and outs of credit locks, freezes, and more. Interested in a Fuel Efficient Car? Estimate how many months it may take to recover the out-of-pocket costs when buying a more efficient vehicle.