Paper sizes for print
Most people are familiar with the most common paper sizes from filling up the home printer or the office copier, we've all seen a pack of A4 or A3 paper but in the printing world there are a lot more to paper sizes than these two familiar sizes.

While the A Paper sizes themselves run from A0 (the largest size) through to A10 (the smallest) the most common sizes for in printing terms run from A0 to A7.
The A Sizes
Size in mm | Common uses in print | |
A0 | 841 x 1189mm | Posters, POS |
A1 | 594 x 841mm | Posters, A-Boards |
A2 | 420 x 594mm | Posters, A-Boards |
A3 | 297 x 420mm | Posters, Leaflets (commonly folded to A4) |
A4 | 210 x 297mm | Leaflets, Brochures, Letters / Stationery |
A5 | 148 x 210mm | Flyers, Leaflets |
A6 | 105 x 148mm | Postcards, Flyers, Leaflets |
A7 | 74 x 105mm | Flyers, Appointment Cards |
Business Cards
In addition to the A sizes, where print is concerned the other common size that we are always asked about is business cards. The standard for UK business cards is 85x55mm .

