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Margin vs Markup: The Difference That Quietly Eats Your Profit

By 4 min read
A price tag showing cost, markup and profit margin
Short answer

Markup is profit as a percentage of cost; margin is profit as a percentage of the selling price. Buy for 600 and sell for 1,000: profit is 400, markup is 400 ÷ 600 = 66.7%, margin is 400 ÷ 1,000 = 40%. To get a target margin, use Price = Cost ÷ (1 − margin): for a 40% margin on a 600 cost, price = 600 ÷ 0.6 = 1,000.

A shop owner buys a kettle for 600, adds 40% and sells it for 840, then tells the accountant the margin is 40%. It isn’t. It’s about 28.6%. Nobody did anything wrong with the arithmetic; they just used one word for the other.

Two numbers, two bases

  • Markup = profit ÷ cost × 100
  • Margin = profit ÷ selling price × 100

The profit is the same; only the number you divide by changes. Since the selling price is always bigger than the cost (if you’re making money), margin is always smaller than markup.

One product, both numbers

CostPriceProfitMarkupMargin
60084024040%28.6%
6001,00040066.7%40%
6001,200600100%50%

A 100% markup (doubling the cost) is only a 50% margin. And a margin can never reach 100%, because that would mean the item cost nothing.

Conversion table

Margin = markup ÷ (1 + markup). Markup = margin ÷ (1 − margin).

MarkupMargin
10%9.1%
20%16.7%
25%20%
33.3%25%
50%33.3%
66.7%40%
100%50%
150%60%

Pricing for a target margin

If your business needs, say, a 35% margin to cover rent, salaries and a profit, don’t add 35% to cost. Divide instead:

Price = Cost ÷ (1 − target margin)

Cost 600, target margin 35%: 600 ÷ 0.65 = 923. Check: profit 323 ÷ 923 = 35%. Adding 35% to cost would give 810, a margin of only 26%.

Pricing a small range at one margin

Say you sell three products and want a 30% margin on each. Divide each cost by 0.7:

ProductFull costPrice (cost ÷ 0.7)Profit
Soap gift box420600180
Candle set8501,214 → round to 1,220370
Hamper1,2751,821 → round to 1,850575

Round prices up to a sensible figure, never down, or the margin slips below target. Then check what customers will actually pay; a margin target tells you the floor, not the ceiling.

Why the mix-up is expensive

Suppliers and wholesalers often talk in markup (“we add 30%”). Accountants, investors and most business reports talk in margin. If you plan on a 30% margin but actually price at 30% markup, your real margin is 23%. Across a year of sales, that difference can be the whole profit.

Discounts hit margin hard

Say your price gives a 40% margin: cost 600, price 1,000. A 20% sale takes the price to 800. Profit falls from 400 to 200, and the margin to 25%. You’ve halved your profit per item. To earn the same total profit you’d need to sell twice as many. Before running a sale, check the result with a discount calculator and the profit margin calculator.

Use the full cost

Margin is only as good as the cost figure. Include everything you pay per item:

  • Purchase price and import duties
  • Shipping to you and, if you pay it, to the customer
  • Packaging and labels
  • Marketplace fees, payment fees and returns

Leave out the fixed costs like rent and salaries; those are what your gross margin has to cover.

And tax?

Work out margins on prices before sales tax, GST or VAT, because the tax isn’t your money. If you quote prices including tax, take the tax out first; a sales tax calculator does it in one step.

Frequently asked questions

What is the difference between margin and markup?

Markup is profit as a percentage of cost. Margin is profit as a percentage of selling price. For the same sale, margin is always lower than markup.

Is a 50% markup the same as a 50% margin?

No. A 50% markup gives a 33.3% margin. To get a 50% margin you need a 100% markup, which means doubling the cost.

How do I calculate the selling price from a margin?

Divide the cost by (1 − margin). For a 600 cost and a 40% margin: 600 ÷ 0.6 = 1,000.

How do I convert markup to margin?

Margin = markup ÷ (1 + markup). A 25% markup is 0.25 ÷ 1.25 = 20% margin.

Should margin include tax?

No. Work out margin on the price before sales tax, GST or VAT, because the tax is passed on to the government.

Price products for the margin you want

Margin, markup and profit from your cost, or the price for a target margin. Calculated on your device.

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CleanPDF Team

The team behind CleanPDF’s browser-based PDF, image, QR code and calculator tools. We write these guides to solve everyday document and number problems.