Tax Calculator

SE vs S-Corp Calculator

See exactly how much you could save by electing S-Corp status — modeled on your actual revenue and a reasonable salary.

Total revenue before any expenses

$

Ordinary and necessary business expenses (not personal)

$

What you'd pay a hired professional to do your work. This is required by the IRS for S-Corp owners.

$

Federal tax estimates only. Does not include state income tax, QBI deduction, or S-Corp compliance costs. Consult a tax advisor before electing S-Corp.

Assumptions (2026): Estimates use 2026 federal rates published by the IRS in Rev. Proc. 2025-32: standard deduction $16,100 single / $32,200 joint, Social Security wage base $184,500, self-employment tax 15.3% (12.4% Social Security + 2.9% Medicare). Figures do not include state tax, AMT, the additional 0.9% Medicare surtax, or the qualified business income deduction.

The comparison shows federal income tax and payroll/self-employment tax only. It does not model state tax, the qualified business income deduction, the additional 0.9% Medicare surtax, or the payroll and compliance cost of running an S-Corp — factor the cost estimate above against the savings shown.

Figures last reviewed September 2026.