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 Question Thank you! Oops! Related Content Estate Strategies of the Rich and Famous The examples of famous celebrities underline the need for a clear estate strategy. How Big is Money? Learn a little about worldwide currency in this fun infographic What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month.