Quarto Paper Size, Dimensions and Format (Books series)


241.3 x 304.8




Aspect ratio 1:1.26
Perimeter (P) 1,092.20 mm
Diagonal (d) 388.75 mm
Area (A) 73,548.24 mm²


The Quarto format measures 241.3 x 304.8 mm or 9.5 x 12 inches. An Quarto paper fromat has an aspect ratio of 1:1.26. The Area of the Quarto paper size is 73,548.24 mm² or 114 in² with a perimeter of 1,092.20 mm or 43 in. An Quarto format has a diagonal length of 388.75 mm or 15.31 in. The Quarto size belongs to the Books series. In the Books series there are a total of 17 paper sizes.

Frequently Asked Questions

The size of an Quarto paper is 241.3 x 304.8 mm

The size of an Quarto paper in inches is 9.5 x 12 in

The half size of an Quarto paper is 120.65 x 152.4 mm or 4.75 x 6 in

The aspect ratio of an Quarto is 1:1.26

The area of an Quarto paper is 73,548.24 mm or 114 in

The perimeter of an Quarto paper is 1,092.20 mm or 43 in

The diagonal measurement of Quarto paper is 388.75 mm or 15.31 in

Other Books Paper Sizes →

There are a total of 17 Books Paper Sizes.