Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. 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 The Rule of 72 Do you know how long it may take for your investments to double in value? The Rule of 72 is a quick way to figure it out. Understanding Homeowners Insurance Purchasing homeowners insurance is critical for protecting your home. Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources.