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 Message Thank you! Oops! Related Content Gap Insurance for Leased Cars If you’re thinking of leasing a new car, then you shouldn’t forget about gap insurance. Should You Borrow from Your 401(k)? Does it make sense to borrow from my 401(k) to pay off debt or to make a major purchase? Retiring the 4% Rule A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement.