Use this calculator to estimate the number of pages in an inch of paper with a specific thickness, or caliper, per sheet of paper (see the example below). If you are unsure of the caliper of the paper for which you are estimating pages per inch (ppi), see our Paper Thickness Chart, which provides standard average calipers for a variety of paper grades and basis weights.

Disclaimer

The numerical results from this calculator are estimates only and are not guaranteed.

Example

Find the pages per inch for 100# Gloss Coated Cover Paper with an average caliper of .0095 inches per sheet.

Formula:

Equation:

Note that in the example above the result for pages per inch is rounded to the nearest whole number.