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Calculator Collection

401k Retirement Calculator vs Roth IRA Calculator

Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.

Investing

401k Retirement Calculator

Estimate your 401(k) balance at retirement by factoring in your salary, contribution rate, employer match, and expected investment returns. Use this when planning how much to save each year.

Answers
Retirement Balance ($)
Inputs
Current Age, Retirement Age, Annual Salary, Your Contribution, Employer Match, Expected Annual Return
Investing

Roth IRA Calculator

Project your Roth IRA's tax-free balance at retirement by combining your existing savings with years of annual contributions compounding at your expected return. Use it to see how much tax-free income you can generate after age 59½.

Answers
Tax-Free Retirement Balance ($)
Inputs
Current Age, Retirement Age, Current Roth IRA Balance, Annual Contribution, Expected Annual Return, Income Level

At a glance

401k Retirement CalculatorRoth IRA Calculator
CategoryInvestingInvesting
AnswersRetirement BalanceTax-Free Retirement Balance
Inputs66
Result unit$$

When to use each

Estimate your 401(k) balance at retirement by factoring in your salary, contribution rate, employer match, and expected investment returns. Use this when planning how much to save each year.

Project your Roth IRA's tax-free balance at retirement by combining your existing savings with years of annual contributions compounding at your expected return. Use it to see how much tax-free income you can generate after age 59½.

Compare page seeded from editorial siblings — both calculators list each other as related.