How do you calculate unit price?

Unit price is calculated by dividing the total price by the total quantity or size (e.g., $30 ÷ 100ml = $0.30/ml).

Why should I compare unit prices?

Sometimes buying in bulk isn't actually cheaper. Comparing the exact price per unit reveals the true value of an item regardless of packaging size.

Unit Price Calculator

Last verified working: March 2026

Easily compare multiple items to determine which offers the best value. Calculate price per unit automatically and find out exactly how much you save by choosing the most cost-effective option.

Name

Price ($)

Quantity / Size

Unit (optional)

Name

Price ($)

Quantity / Size

Unit (optional)

How to Use Unit Price Calculator

Paste or enter your data in the input field above.
The result appears instantly — no button press needed.
Copy the output to your clipboard with one click.

Frequently Asked Questions

How do you calculate unit price?: Unit price is calculated by dividing the total price by the total quantity or size (e.g., $30 ÷ 100ml = $0.30/ml).
Why should I compare unit prices?: Sometimes buying in bulk isn't actually cheaper. Comparing the exact price per unit reveals the true value of an item regardless of packaging size.