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 Top Tips for a Retirement Tailgate The majority of U.S. workers retire at age 63. Do you want to leave the game earlier? Or play longer? How Can I Be a Confident Spender in Retirement? Imagine you’ve been invited to go paragliding. It’s your first time and you’ve bought a top-of-the-line paraglider. Millennials and Savings How much could you save now and in the long-term?