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 Message Thank you! Oops! Related Content Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. A Brief Guide To Condo Insurance Important items to consider when purchasing condo insurance. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.