S-Corp Tax Savings Calculator

Compare sole proprietorship vs. S-Corp structure for the 2025 tax year.

Current Situation (Form 1040)

Filing Status

Sch. C Net Income

Other W-2 Wages

Misc. Taxable Income

SE Health Insurance

Deductible SE Tax

QBI Deduction

Total Tax Credits

Estimated Current Total Tax

Reasonable Salary (W-2)

Projected annual gross salary paid by the S-Corp.

Monthly Payroll Fee

Estimated admin cost for payroll (Gusto, ADP, etc.)

Misc S-Corp Expenses

1120-S prep, state fees, and admin costs.

Itemized Breakdown	Sole Proprietorship	S-Corp Election