Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). 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 The Most Overlooked Item of Any Home Improvement The item most homeowners forget on their home improvement project checklist is insurance. Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.