# What is ISO A series paper?

## What is ISO A series paper?

The A series consists of a logical set of paper sizes that are defined by the ISO 216 standard. The largest size (A0) measures one square meter. This series is based on each size being half of the size of the previous one, when folded parallel to the shorter lengths.

## What size is ISO A?

ISO Sizes A series

ISO Code Size in millimeters Size in inches
A1 594 mm x 841 mm 23.39 in x 33 in
A2 420 mm x 594 mm 16.54 in x 23.36 in
A3 297 mm x 420 mm 11.69 in x 16.54 in
A4 210 mm 297 mm 8.27 in x 11.69 in

What does the A stand for in paper sizes?

A Sizes for Posters or Paper For example, 2 x A4 sheets side by side (portrait) will equate to 1 x A3 page and 2 x A3 pages side by side (portrait) will equate to 1 x A2 size. The larger the size of paper the smaller the number – A10 is the smallest and A0 size is the largest.

### What does the A mean in paper sizes?

Then fold the A1 size in two to get an A2 size paper, and so on… A-sizes are used to define the finished paper size in commercial printing: A4 is for office documents, A5 is for notepads and A6 is for postcards.

### What resolution do I need to print A1?

Printing resolution for A1 When printing an image of A1 format, the print resolution has to be 594 x 841 mm at 300 ppi (pixels per inch). Your design also has to include bleed, to make sure that there will be no white borders around the printed products you ordered.

What ratio is A1 paper?

1√2
A series paper sizes

Size Width x Height Aspect Ratio
A1 594 × 841 mm 1√2
A2 420 × 594 mm 1√2
A3 297 × 420 mm 1√2
A4 210 × 297 mm 1√2

## How big is an A1 paper?

Standard International Paper Sizes and Measurements

Paper Size Inches Millimeters
A1 23-3/8 x 33-1/8 in 594 x 841 mm
A2 16-1/2 x 23-3/8 in 420 x 594 mm
A3 11-3/4 x 16-1/2 in 297 x 420 mm
A4 8-1/4 x 11-3/4 in 210 x 297 mm

## What size is A1 in inches UK?

23.4 x 33.1 inch
International A sizes

Size millimeters inches
A1 594 x 841mm 23.4 x 33.1 inch
A2 420 x 594mm 16.5 x 23.4 inch
A3 297 x 420mm 11.7 x 16.5 inch
A4 210 x 297mm 8.3 x 11.7 inch

What is A1 paper size?