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💰 Financial · Rex's Toolbox

Sales Commission Calculator

Commission, accelerators, and total comp against quota.

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Rex says

Money math without the spreadsheet headache. Plug in your numbers and I'll show you exactly where the dollars land.

Try a scenario

Click to load — tweak from there.

Inputs

Result

Total compensation

$156,000

Commission earned

$76,000

Quota attainment (%)

112.5

Accelerator earnings

$12,000

Average monthly comp

$13,000

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How to use this

  1. 1Enter closed revenue ($).
  2. 2Enter annual quota ($).
  3. 3Enter commission rate (%).
  4. 4Enter accelerator rate above quota (%).
  5. 5Enter base salary ($).
  6. 6Read your total compensation on the right — it updates as you type.
  7. 7Hit Share to keep the scenario or send it to someone.

About this calculator

Most plans pay a base rate to quota and an accelerated rate above it. This shows earnings, attainment, and on-target earnings.

FormulaCommission = base rate × min(sales, quota) + accel rate × overage

Worked example

Using the values the calculator loads with:

Inputs

  • Closed revenue: 900000 $
  • Annual quota: 800000 $
  • Commission rate: 8 %
  • Accelerator rate above quota: 12 %
  • Base salary: 80000 $

Results

  • Total compensation: $156,000
  • Commission earned: $76,000
  • Quota attainment (%): 112.5
  • Accelerator earnings: $12,000
  • Average monthly comp: $13,000

What each field means

Inputs

Closed revenue ($)
The closed revenue used in the calculation, measured in $. Starts at 900000 $ so you have a working example on load.
Annual quota ($)
The annual quota used in the calculation, measured in $. Starts at 800000 $ so you have a working example on load.
Commission rate (%)
The commission rate used in the calculation, measured in %. Starts at 8 % so you have a working example on load. Accepted range: 0–50 %.
Accelerator rate above quota (%)
The accelerator rate above quota used in the calculation, measured in %. Starts at 12 % so you have a working example on load. Accepted range: 0–60 %.
Base salary ($)
The base salary used in the calculation, measured in $. Starts at 80000 $ so you have a working example on load.

Results

Total compensation
Returned as a money amount in US dollars and shown as the headline result. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
Commission earned
Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
Quota attainment (%)
Returned as a decimal number. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
Accelerator earnings
Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
Average monthly comp
Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.

FAQ

How does the sales commission calculator work?

Most plans pay a base rate to quota and an accelerated rate above it. This shows earnings, attainment, and on-target earnings. The underlying maths is: Commission = base rate × min(sales, quota) + accel rate × overage

What do I need to enter?

5 values: closed revenue, annual quota, commission rate, accelerator rate above quota, and base salary. Each field starts with a sensible default, so you can change one number at a time and watch the result move.

What does the total compensation result mean?

It is returned as a money amount in US dollars and updates live as you edit the inputs, so you can compare two or three versions of a scenario in a few seconds.

Is this calculator free, and do I need an account?

Yes, it's free, and no account is required. Nothing you type is stored on our servers — the maths runs entirely in your browser.

How accurate is the result?

It applies the standard formula exactly, so the arithmetic is precise. Results are estimates before tax, fees, and inflation unless an input explicitly covers them.

Who is this tool for?

It's built for anyone comparing money scenarios before committing — budgeting a payment, sanity-checking a quote, or seeing what a change in rate or term actually costs.

Accuracy and limitations

  • Results are estimates before tax, fees, and inflation unless an input explicitly covers them.
  • Rates are treated as fixed for the whole period — variable-rate products will drift from this projection.
  • This is educational maths, not financial advice. Check anything contractual with the lender or your accountant.

Cite this calculator

Writing about this topic? Grab a citation — every link helps keep these tools free.

APA
RevenueLab. (2026). Sales Commission Calculator. Retrieved from https://www.revenuelab.fyi/toolbox/sales-commission
HTML
<p>Source: <a href="https://www.revenuelab.fyi/toolbox/sales-commission" target="_blank" rel="noopener">Sales Commission Calculator — RevenueLab</a> (2026).</p>
Markdown
Source: [Sales Commission Calculator — RevenueLab](https://www.revenuelab.fyi/toolbox/sales-commission) (2026).
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