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 Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. 3 Tips to Plan Your Exit Strategy Be realistic about the sale of your business, get it ready for the sale and make sure key employees are on board Managing Your Lifestyle Using smart management to get more of what you want and free up assets to invest.