Unit Price Calculator
Compare two package sizes and prices to find the lower cost per unit.
Enter your values and press Calculate.
Planning estimate only. Replace sample values with figures that match your situation.
How this calculator works
Compare two package sizes and prices to find the lower cost per unit. It uses the values you enter and shows the main components separately so you can review the estimate rather than relying on one unexplained number.
Formula
A $8.99 package of 24 costs about $0.37 per unit; compare that with the second package rather than comparing sticker prices.
How to improve the estimate
- Use the same unit for both packages, such as ounces, sheets or count.
- Include coupons or membership discounts in the entered package price.
- A lower unit price saves money only if the product will actually be used.
Understanding the result
The result is for comparison and planning. Actual bills, lender calculations, taxes, fees, employment rules or contract terms may differ. Verify important decisions with the relevant provider, lender, employer, tax authority or other authoritative source.
Frequently asked questions
Can I compare different package sizes?
Yes, as long as both quantities use the same measurement unit.
Does a larger package always cost less per unit?
No. Calculate both unit prices because promotions and packaging can reverse the expected result.
Can I include tax?
For most comparisons it is unnecessary if both items have the same tax treatment.
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Added in CostMeter V1.5 • September 2026