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 FIRE Retirement This short, informative article teaches the basics of the FIRE movement. Why do Renters Have to Save More? How much more would retirement cost if you owned your home rather than rented? It could actually be several times less. The Pre-Retirement Checklist This checklist can give you a quick snapshot of how prepared you are.