Roberto Paper Size, Dimensions and Format (French series)

Roberto in millimeters

390 x 500




Aspect ratio 1:1.28
Area (A) 195,000 mm²
Perimeter (P) 1,780 mm
Diagonal (d) 634.11 mm


The Roberto format measures 390 x 500 mm or 15.4 x 19.7 inches. An Roberto paper fromat has an aspect ratio of 1:1.28. The Area of the Roberto paper size is 195,000 mm² or 303.38 in² with a perimeter of 1,780 mm or 70.20 in. An Roberto format has a diagonal length of 634.11 mm or 25 in. The Roberto size belongs to the French series. In the French series there are a total of 21 paper sizes.

Frequently Asked Questions:

The size of an Roberto paper is 390 x 500 mm

The size of an Roberto paper in inches is 15.4 x 19.7 in

The half size of an Roberto paper is 195 x 250 mm or 7.7 x 9.85 in

The aspect ratio of an Roberto is 1:1.28

The area of an Roberto paper is 195,000 mm or 303.38 in

The perimeter of an Roberto paper is 1,780 mm or 70.20 in

The diagonal measurement of Roberto paper is 634.11 mm or 25 in

Other French Paper Sizes

There are a total of 21 French Paper Sizes.