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Biweekly vs semimonthly pay calculator

Same salary, different rhythm. See how big each check is, what a typical month looks like, and why biweekly feels smaller but gives you two extra checks.

The difference in one sentence

Biweekly means every other week (26 checks, always on the same weekday). Semimonthly means twice a month on set dates such as the 15th and the last day (24 checks, the weekday changes). Over a year you are paid the same salary either way; the only difference is how it's sliced.

Annual salaryBiweekly grossSemimonthly grossMonthly grossA "normal" biweekly month
$30,000$1,153.85$1,250.00$2,500.00$2,307.69
$35,000$1,346.15$1,458.33$2,916.67$2,692.31
$40,000$1,538.46$1,666.67$3,333.33$3,076.92
$45,000$1,730.77$1,875.00$3,750.00$3,461.54
$50,000$1,923.08$2,083.33$4,166.67$3,846.15
$55,000$2,115.38$2,291.67$4,583.33$4,230.77
$60,000$2,307.69$2,500.00$5,000.00$4,615.38
$65,000$2,500.00$2,708.33$5,416.67$5,000.00
$70,000$2,692.31$2,916.67$5,833.33$5,384.62
$75,000$2,884.62$3,125.00$6,250.00$5,769.23
$80,000$3,076.92$3,333.33$6,666.67$6,153.85
$90,000$3,461.54$3,750.00$7,500.00$6,923.08
$100,000$3,846.15$4,166.67$8,333.33$7,692.31
$120,000$4,615.38$5,000.00$10,000.00$9,230.77
$150,000$5,769.23$6,250.00$12,500.00$11,538.46

Gross pay before taxes and deductions (salary ÷ 26, ÷ 24, ÷ 12). The last column is two biweekly checks, which is what most months look like.

Which is easier to budget?

Semimonthly lines up with monthly bills, so each check can cover the same bills every month. Biweekly checks are about 8% smaller, but two months a year bring a third check. If you're biweekly, the trick is to plan on two checks a month and treat the extra two as a bonus. Compare both in detail in biweekly vs semimonthly pay.

Want this done for you? The Biweekly Budget Kit is a $9 spreadsheet (Excel + Google Sheets) that does every step on this page automatically: 26 paychecks, bills matched to the check that pays them, 3-paycheck months flagged, sinking funds and a debt snowball.
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Frequently asked questions

Is biweekly or semimonthly better for employees?

Neither pays more over a year. Biweekly gives two extra checks that are great for savings; semimonthly makes monthly bills simpler.

Why is my biweekly check smaller?

Your salary is divided by 26 instead of 24, so each check is about 7.7% smaller.

Is the take-home percent accurate?

It is a rough estimate you control. Use your pay stub: net pay ÷ gross pay.

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Biweekly vs semimonthly payBiweekly paycheck amounts by salaryHow to tell if you're paid biweekly or semimonthlyFree tool: 3-Paycheck Month Finder