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 9 Facts About Social Security There are things about Social Security that might surprise you. Data Thieves from Outer Space Learn about the dangers of internet fraud with this highly educational and fun “pulp” comic. Financial Fixes: The Most Expensive Cheap Vacation Many travel-loving millennials run up high credit card debt. Here are some ways to avoid travel credit trap.