Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Payroll
Bonus Tax Calculator
Estimate your after-tax bonus pay using either the IRS flat percentage method or the aggregate method based on your filing status and state tax rate. Use it when your employer pays a bonus and you want to know your actual take-home amount.
Fill in the required fields to see your result.
Payroll
Payroll Tax Calculator
Estimate total payroll tax withholding from a paycheck including Social Security, Medicare, federal income tax, and state income tax. Real withholding depends on W-4 elections, filing status, and the latest IRS tax tables β treat this as a directional estimate rather than precise payroll math.
Fill in the required fields to see your result.
Key differences
| Bonus Tax Calculator | Payroll Tax Calculator | |
|---|---|---|
| Category | Payroll | Payroll |
| Inputs required | 4 | 4 |
| Result | Net Bonus Amount ($) | Total Tax Withholding ($) |
| What it does | Estimate your after-tax bonus pay using either the IRS flat percentage method or the aggregate method based on your filing status and state tax rate. Use it when your employer pays a bonus and you want to know your actual take-home amount. | Estimate total payroll tax withholding from a paycheck including Social Security, Medicare, federal income tax, and state income tax. Real withholding depends on W-4 elections, filing status, and the latest IRS tax tables β treat this as a directional estimate rather than precise payroll math. |