A4 Paper Size

Set up an A4 document, choose a pixel canvas for print, or check how it compares with US Letter.

ISO A · portrait

A4 dimensions

210 × 297 mm
Compare A4 with Letter
Millimeters210 × 297 mm
Centimeters21 × 29.7 cm
Inches8.27 × 11.69 in

A4 size in pixels

Multiply each dimension in inches by the pixels per inch (PPI), then round to the nearest whole pixel.

2,480 × 3,508 px
Common pixel dimensions for A4
ResolutionWidth × height
72 PPI595 × 842 px
96 PPI794 × 1,123 px
150 PPI1,240 × 1,754 px
300 PPI2,480 × 3,508 px
600 PPI4,961 × 7,016 px

Set up a document for A4

Use a 210 × 297 mm page for a portrait A4 document. For landscape, swap the dimensions. If a print shop asks for bleed, start with the A4 trim size and add the bleed the shop specifies. A file with bleed has a larger outer size than the finished sheet.

A4 and US Letter in the same workflow

A4 is narrower and taller than Letter. To keep the physical scale, use a file sized for the paper in the tray and print at 100%. Select Fit to scale to the printable area.

Common questions

What is A4 paper size in inches?

A4 measures 8.27 × 11.69 inches (210 × 297 mm).

How many pixels is A4 at 300 PPI?

Use 2,480 × 3,508 pixels for portrait A4 at 300 pixels per inch. Swap width and height for landscape.

What is A4 at 96 PPI in landscape?

Portrait A4 is 794 × 1,123 pixels at 96 PPI. Landscape is 1,123 × 794 pixels. Pixels depend on resolution; the physical A4 sheet stays 210 × 297 mm.