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 Question Thank you! Oops! Related Content How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money and give you peace of mind. Estimate Your Health Care Costs in Retirement Studies show that health care concerns are the top of the list for Americans planning their retirements. Understanding Homeowners Insurance Purchasing homeowners insurance is critical for protecting your home.