Tax calculator

Free 2026 LLC vs S Corp Tax Calculator

Compare a simplified sole proprietor or LLC tax estimate with an S Corp salary-and-distribution scenario.

LLC vs S Corp Tax Calculator

Compare a simplified sole proprietor or LLC tax estimate with an S Corp salary-and-distribution scenario.

Estimated result
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QuickTaxTools

What this page is for

Self-Employed And Payroll All tools Tax guides

Compare a planning-level sole proprietor or single-member LLC tax picture with an S corporation scenario using reasonable salary, payroll taxes, distributions, and estimated compliance costs.

Last updated: May 12, 2026.
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How to use

How to use this tool

  1. Enter expected net business profit before owner compensation.
  2. Enter a reasonable salary estimate for the S Corp scenario.
  3. Add expected payroll, tax filing, bookkeeping, and state compliance costs.
Inputs

What information you need first

Better inputs create better estimates. The calculator is designed to accept common formatting such as commas, dollar signs, decimals, and blank optional fields without breaking the result.

Inputs used
  • net business profit
  • reasonable salary
  • S Corp annual costs
  • filing status
Results shown
  • LLC self-employment tax estimate
  • S Corp payroll tax estimate
  • estimated savings after costs
Methodology

How this is calculated

Estimate Schedule SE tax on LLC profit, then compare it with employee and employer payroll taxes on S Corp reasonable salary plus annual S Corp costs. The difference is shown as a simplified savings estimate.

Example

Example calculation

A business with $120,000 of profit and a $70,000 reasonable salary can compare self-employment tax on profit with payroll taxes on salary plus annual S Corp costs.

Year scope: Use the year selector or year note on the calculator itself when comparing thresholds, rates, deductions, or credit limits.

Best fit

Who should use this calculator

This page is most useful when the user needs a planning estimate before using official forms, payroll systems, filing software, or professional guidance.

  • Small business owners
  • Freelancers / 1099 workers
Assumptions

Limitations and assumptions

Estimate only. Reasonable compensation, state rules, entity costs, accountable plans, QBI, and owner facts require professional review before an S Corp election.

The estimate may differ from a filed return or payroll result when exact worksheets, timing, local taxes, special credits, phaseouts, account-specific IRS notices, or state rules apply.

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Frequently asked questions
What does the LLC vs S Corp Tax Calculator estimate?
It estimates a planning result for LLC vs S Corp tax calculator using the inputs shown on the page, current shared tax-year constants, and source notes where official guidance applies.
Is this a tax return or payroll system?
No. QuickTaxTools calculators are planning tools. Actual tax returns, payroll systems, state worksheets, and IRS forms can include details this page does not collect.
What year are the values based on?
The calculator is built around 2026 planning values where available, with a visible last-updated date and annual maintenance notes.
Why can my actual result be different?
Real results can change because of filing status details, credits, deductions, local taxes, employer payroll methods, timing, and special rules.
Where can I verify the official rules?
Use the Official sources section on the page and the QuickTaxTools sources page for IRS, SSA, and state-agency references.
Who should use this calculator?
Use it when you need a quick estimate before deciding whether to adjust withholding, make an estimated payment, compare scenarios, or review official forms.
Sources

Primary-source review

This calculator is maintained against official IRS, SSA, state-agency, or other authoritative references where applicable. Review the sources page and editorial methodology page to verify update practices.

Supporting content

Supporting articles

How to Calculate Self-Employment Tax Step by StepHow to Calculate Self-Employment Tax Step by Step: Self-employment tax is one of the biggest surprises for new freelancers because it combines Social Secur... Quarterly Estimated Tax Examples for Freelancers and Side HustlesQuarterly Estimated Tax Examples for Freelancers and Side Hustles: Quarterly planning becomes easier when you can see the pattern in real numbers. These ex... Common Mistakes People Make With Tax CalculatorsCommon Mistakes People Make With Tax Calculators: Most bad tax estimates come from a few repeat mistakes: mixing gross and taxable income, treating refunds...
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Category Self-Employed And Payroll See all calculators Read tax guides

Compare a planning-level sole proprietor or single-member LLC tax picture with an S corporation scenario using reasonable salary, payroll taxes, distributions, and estimated compliance costs.

Scope note

Disclaimer

Estimate only. Reasonable compensation, state rules, entity costs, accountable plans, QBI, and owner facts require professional review before an S Corp election.

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