Guide / 01
When to use it
Use it to compare packages such as 750 g for 8.90 and 1,200 g for 13.90 and identify which has the lower price per gram.
CALC / 030
Unit Price Comparator
Compare two package prices by weight, volume, or item count.
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A
B
11.8667A / unit
11.5833B / unit
Best valueB is 2.4% cheaper
Guide / 02
Quick guide
- Enter the actual payable price and package quantity for products A and B.
- Confirm both quantities use exactly the same unit, such as grams, milliliters, or items.
- Read both unit prices and the cheaper percentage, adding shipping, coupons, or expected waste to the price first when relevant.
Check
Validate the result
A product with both price and quantity doubled should show the same unit price as the original.
Limits
Know the limits
Units are not converted automatically, so entering 1 kg beside 750 g gives an invalid comparison. Quality, expiry, bundle conditions, and shipping are not evaluated.
Reference
Input and output example
Use the same units and settings when comparing your result with this example.
- Example input
A: 8,900 / 750 g · B: 13,900 / 1,200 g- Result and interpretation
A: 11.8667 per g · B: 11.5833 per g · B is about 2.4% cheaper Both quantities must use the same unit.
FAQ
Frequently asked
How should I compare a 1 kg pack with a 750 g pack?
Convert 1 kg to 1,000 g before entering it. Both prices and both quantities must use the same currency and unit for a meaningful result.
Does my data leave this device?
No. This tool is designed to process its working data in your browser. Advertising may load separately, but your tool input is never sent with it.