๐ Shopping
Price Per Unit Calculator
Unit price is the only fair way to compare differently sized packages, because the bigger box is not always cheaper per gram. Comparing across the same unit โ dollars per ounce, per litre or per sheet โ is what reveals the real winner.
How it works
Product A price
Product A size
Product A unit
Product B price
Product B size
Product B unit
How many will you buy
Product A unit price
Product B unit price
Cheaper per unit
Saving per unit
Saving across the quantity you buy
Difference between the two
Frequently asked questions
How do I use the Price Per Unit Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.