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 Question Thank you! Oops! Related Content Retirement Seen Through Your Eyes What's your vision of retirement? 7 Questions You May Have About Your Retirement Are you on the brink of retirement or settling into your golden years? A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.