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Configure both scenarios independently. The calculator will call the ExactTakeHome engine once for Scenario A and once for Scenario B, then show net pay, tax lines, pre-tax deductions, and the annual delta.
South Carolina scenario A prefill
Compare a South Carolina paycheck against another state, filing status, pay type, pay frequency, deduction plan, W-4 setup, or local-tax city.
Scenario A starts in South Carolina. Scenario B starts in Texas, but both panels are fully editable, so you can compare a raise, a new pay schedule, a move, or a second household member without forcing both sides to share state or filing-status assumptions.
Results ready on calculate
Configure both scenarios independently. The calculator will call the ExactTakeHome engine once for Scenario A and once for Scenario B, then show net pay, tax lines, pre-tax deductions, and the annual delta.
For a $125,000 salary, single filing status, no city selection, and no added W-4 adjustments, the South Carolina biweekly estimate keeps $89,860 annually after modeled federal, FICA, and state withholding. That is an effective withholding rate of 28.1%.
Switching the same South Carolina annual salary from biweekly to monthly does not create a new annual salary, but it changes cash-flow timing: the monthly net paycheck is $7,488 versus $3,456 biweekly. The annual net-pay difference between those two same-state timing examples is $0.
South Carolina state withholding is $6,844 in the $100,000 single-filer example, which is why state choice can move the annual net-pay delta even when both scenarios use the same gross pay.
Example facts: SC south-carolina salary-$125,000 net-$89,860 biweekly-$3,456 monthly-$7,488 state-$6,844 federal-$18,734 fica-$9,563 delta-TX--$6,844 compare-$96,704. Shorthand: south-carolina salary-$125,000 net-$89,860 biweekly-$3,456 monthly-$7,488 state-$6,844 federal-$18,734 fica-$9,563 delta-TX--$6,844 compare-$96,704.
It compares two independent paycheck scenarios side by side: gross pay, pre-tax deductions, federal withholding, state withholding, supported local tax, FICA, and net pay. The two scenarios can use different states, filing statuses, pay types, pay frequencies, W-4 inputs, and deduction assumptions.
Annual net pay shows the true tax impact over the year. Per-paycheck net pay shows cash-flow timing, which can change when pay frequency changes even if the annual tax result is nearly the same.
Traditional 401(k), HSA, and other pre-tax deductions reduce taxable wages before withholding. W-4 Step 2, Step 3, Step 4(a), Step 4(b), and Step 4(c) can change federal withholding, so the delta can move even when gross pay is unchanged.
No. Results are estimates based on the ExactTakeHome engine, IRS Pub 15-T methodology, FICA rules, official state withholding tables, and modeled local tax data where available. Employer payroll settings and personal tax facts can produce a different result.