What size is A1 paper?
A1 measures 594 × 841 mm, or 23.39 × 33.11 inches.
A1 dimensions
Portrait
594 × 841 mm
- Millimetres
- 594 × 841 mm
- Centimetres
- 59.4 × 84.1 cm
- Inches
- 23.39 × 33.11 in
- Points
- 1684 × 2384 pt
- Picas
- 140.3 × 198.7 pc
- Pixels · 72 PPI
- 1684 × 2384 px at 72 PPI
- Pixels · 150 PPI
- 3508 × 4967 px at 150 PPI
- Pixels · 300 PPI
- 7016 × 9933 px at 300 PPI
How A1 fits
Cutting an A1 sheet in half across its short edge creates two A2 sheets.
The diagram is illustrative; the written dimensions above are authoritative.
Common uses
- Posters
- Plans and display graphics
Questions about A1
What is A1 in pixels at 300 DPI?
For image setup, A1 is 7016 × 9933 pixels at 300 PPI. DPI describes printer dots; PPI is the technically correct measure for an image file.
What happens when A1 is cut in half?
Cutting A1 in half across its short edge creates two A2 sheets.
Can A1 paper be landscape?
Yes. Rotate the dimensions to 841 × 594 mm for landscape orientation.
What is A1 commonly used for?
Common uses include posters and plans and display graphics.