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 Your Cash Flow Statement A presentation about managing money: using it, saving it, and even getting credit. What Does That Mean? IDK Financial acronyms you should know. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.