UNIT PRICE
£0.00
Enter the price and quantity to calculate.
This calculator gives a simple unit price estimate. Actual retailer pricing may vary because of promotions, packaging sizes or rounding.
How to calculate a unit price
A unit price shows the cost per unit of measurement, such as per gram, kilogram, litre or item. It helps compare products with different sizes or package amounts.
Example: £25.00 for 800g
£25.00 ÷ 800g = £0.03125 per gram
This can also be shown as:
£31.25 per kilogram
What this calculator is for
This unit price calculator helps compare the value of products sold in different sizes or quantities. It can be useful for groceries, household products, drinks, bulk items, online shopping and supermarket comparisons.
Comparing unit prices can help identify which product offers better value for money.
Simple unit price formula
A simple way to calculate a unit price is:
Unit price = total price ÷ quantity
Example: £12 for 6 items
£12 ÷ 6 = £2 per item
Unit price = £2 per item
Important note
This calculator is for general informational purposes only. Some shops may display unit prices differently depending on packaging size, unit conversion methods or promotional pricing.
Frequently Asked Questions
What is a unit price?
A unit price shows how much something costs per unit of measurement, such as per gram, litre or item.
Why are unit prices useful?
Unit prices make it easier to compare products of different sizes and identify better value for money.
Can this calculator compare supermarket products?
Yes. It can be used to compare grocery items, drinks, cleaning products, toiletries and many other packaged goods.
Does a larger pack always have a lower unit price?
No. Larger packages sometimes offer better value, but not always. Calculating the unit price helps compare products accurately.
Does this calculator convert units?
No. The calculator estimates the price per unit based on the quantity entered.