Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

401(k) Contribution Optimizer

See exactly how much your 401(k) earns when employer matching and tax savings are factored in. Use it when deciding what percentage of your salary to contribute each pay period.

Annual Salary ($)

Current Contribution Rate (%)

Employer Match Rate (%)

Match Limit (% of salary)

Current Tax Bracket

Fill in the required fields to see your result.

Investing

401k Calculator

Projects your 401(k) balance at retirement by combining your current savings, ongoing contributions, employer match, and expected investment growth. Use it to see whether you are on track and how much employer matching adds to your nest egg.

Current 401k Balance ($)

Annual Salary ($)

Employee Contribution (%)

Employer Match (% of contribution)

Employer Match Limit (% of salary)

Annual Return Rate (%)

Years Until Retirement (years)

Fill in the required fields to see your result.

Key differences

	401(k) Contribution Optimizer	401k Calculator
Category	Retirement	Investing
Inputs required	5	7
Result	Total Annual Benefit ($)	401k Balance at Retirement ($)
What it does	See exactly how much your 401(k) earns when employer matching and tax savings are factored in. Use it when deciding what percentage of your salary to contribute each pay period.	Projects your 401(k) balance at retirement by combining your current savings, ongoing contributions, employer match, and expected investment growth. Use it to see whether you are on track and how much employer matching adds to your nest egg.