Markup vs Margin: What’s the Difference and Why It Matters for Your Prices

Markup and margin both describe the gap between what something costs you and what you sell it for. The difference is what you compare that gap to. Mix them up and you can price every product too low without noticing, because a 50% markup is not a 50% margin.

This short guide explains both terms in plain English, walks through a worked example for a small retail shop, and gives you a calculator to convert one into the other. All numbers in the examples are illustrative.

Markup vs Margin in One Sentence Each

• Markup is profit as a percentage of cost. It answers: “How much did I add on top of what I paid?”
• Margin (gross margin) is profit as a percentage of the selling price. It answers: “How much of each sale do I keep after paying for the item?”

Both start with the same dollar figure, the gross profit on the item:

Gross profit = Selling price − Cost

Then:

Markup % = Gross profit ÷ Cost × 100

Margin % = Gross profit ÷ Selling price × 100

Because the selling price is always bigger than the cost (when you make a profit), margin is always the smaller of the two percentages.

Worked Example: A Small Gift Shop

A gift shop buys a candle for $10 and sells it for $15.

• Gross profit = $15 − $10 = $5
• Markup = $5 ÷ $10 = 50%
• Margin = $5 ÷ $15 = 33.3%

Same candle, same $5. One number says 50%, the other says 33%.

Here is where owners get caught. Say the shop owner decides she needs a 40% margin to cover rent, wages, and other overhead. She tells a new employee to “add 40%” to the cost of every item. The employee prices the $10 candle at $14. The actual margin is $4 ÷ $14 = 28.6%, not 40%. Across a year of sales, that gap can be the difference between a profit and a loss.

To hit a true 40% margin, the price has to be $10 ÷ (1 − 0.40) = $16.67.

Markup and Margin Conversion Table

Markup	Margin
25%	20.0%
33.3%	25.0%
50%	33.3%
66.7%	40.0%
100%	50.0%
150%	60.0%
200%	66.7%

A 100% markup (doubling your cost, often called “keystone” pricing in retail) gives a 50% margin. You can never have a margin of 100% or more, but markup has no ceiling.

The Conversion Formulas

If you know one, you can find the other:

• Margin = Markup ÷ (1 + Markup)
• Markup = Margin ÷ (1 − Margin)

Use decimals in both. For example, a 50% markup is 0.50, so the margin is 0.50 ÷ 1.50 = 0.333, or 33.3%.

To set a price from a target margin:

Price = Cost ÷ (1 − Target margin)

To set a price from a target markup:

Price = Cost × (1 + Target markup)

Markup and Margin Calculator

Enter any two of cost, price, markup, or margin to get the rest.

Which One Should You Use?

Use both, but for different jobs:

• Markup is handy for pricing on the shop floor. It’s a quick multiplier on cost, which is easy for staff to apply.
• Margin is better for planning and reporting. Your income statement shows gross profit margin as a share of sales, and your overhead rate is also measured against sales. Comparing like with like keeps the math honest.

The safe habit is to decide your target as a margin, then convert it to a markup for day-to-day pricing.

Common Mistakes

• Using markup and margin interchangeably. This is the big one. Always say which you mean.
• Leaving costs out of “cost.” For a product, cost should include freight, packaging, and card fees on the item if you can. For a service, include supplies and per-job labor. The guide to COGS (cost of goods sold) covers what belongs in there.
• Ignoring discounts. A 20% off sale on a 50% markup item drops the margin from 33.3% to 16.7%. Check what’s left before you run a promotion.
• Thinking a good margin means a profitable business. Margin only covers the cost of the item. Rent, software, insurance, and your pay still have to come out of what’s left. A break-even analysis shows how many sales you need to cover all of it.

If you sell services rather than products, the same logic applies to your rates. The guide on how much to charge for your services walks through it.

Frequently Asked Questions