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 Lifetime of Earnings Estimate how much you have the potential to earn during your working years. From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history. Bridging the Confidence Gap In the world of finance, the effects of the "confidence gap" can be especially apparent.