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 Question Thank you! Oops! Related Content Consider These 3 Things Before Driving Off the Lot Here are 3 quick tips to keep in mind when buying or leasing your next vehicle. When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases. Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.