A4 Paper Size in Pixels

Because the size of paper varies depending on the Pixels Per Inch of the setting in Photoshop, there is no defined size for A4 paper in Photoshop or MS Paint. Instead, The table below displays the dimensions of A4 paper in pixels at different Pixels Per Inch (PPI or Dots Per Inch). Each pixel count is in 8 bits of colour. You can change the color mode in Photoshop when creating a new project.


Paper Size Type Paper Width Paper Height
A4 Dimensions @ 72 DPI 595 Pixels 842 Pixels
A4 Dimensions @ 200 DPI 1654 Pixels 2339 Pixels
A4 Dimensions @ 300 DPI 2480 Pixels 3508 Pixels
A4 Dimensions @ 400 DPI 3307 Pixels 4677 Pixels
A4 Dimensions @ 600 DPI 4961 Pixels 7016 Pixels
A4 Dimensions @ 1200 DPI 9921 Pixels 14031 Pixels
Letter Size @ 72 DPI 612 Pixels 792 Pixels
Letter Size @ 200 DPI 1700 Pixels 2200 Pixels
Letter Size @ 300 DPI 2550 Pixels 3300 Pixels
Letter Size @ 400 DPI 3400 Pixels 4400 Pixels
Letter Size @ 600 DPI 5100 Pixels 6600 Pixels
Letter Size @ 1200 DPI 10200 Pixels 13200 Pixels
Letter size: Canada and the United States of America.
A4 size in mm: United Kingdom, Australia, Germany, Singapore, India, United Arab Emirates, Philippines, New Zealand and nearly ever other country in the world.

MM


Inches
CM


Pixels


What are Pixels?

Pixels are not used for measuring size.

One pixel is a small dot of illumination on a display screen.

Multiple pixel dots compose an image. This is why Dots Per Inch or Pixels Per Inch is used as a standard.

Pixels are most standardised as 8bit in colour in 24bit displays. Each pixel can achieve over 16 million colours in this case.


How many Pixels of Bleed for Photoshop?

Adding a bleed to Photoshop is as easy as increasing how many pixels surround the space you want to work with. The area surrounding your workspace in Photoshop should always have a bleed of at least 3 millimeters to adjust for printing errors with it goes on paper. But we, and many others, recommend 5 millimeters to adjust for a wider variety of printers.

Paper has a history nearly 2000 years old, but it took a long time to be known as we know paper today...

View the dimensions of A4 paper in millimetres for the UK, USA, Australia, Europe, Japan. Comparing the size of A4 paper to Letter size and what a Millimeter is....

View the dimensions of A4 paper in centimetres for the UK, USA, Australia, Europe, Japan. Comparing the size of A4 paper to Letter size and what a Centimeter is...

Read this compressed version of how paper is made by A4PaperSize.org. Learn how paper goes from being a tree, to being a useful tool around the world...