The ranges of the A order **paper sizes**, as outlined for one **ISO 216** standard, are likely in the table beneath the exemplification in two together millimeters and height( cm measures may be achieved by separating mm value by 10). This blog contains A paper sizes in all units.

**The A succession paper sizes are similarly in use throughout the world as from the US, Canada, and the hallway of Mexico. The A4 content has happened the standard size of a letter in English-talking nations identical to Australia, New Zealand, and the UK, which heretofore secondhand British Imperial sizes. Europe used A paper sizes as the stiff standard in the median 20th century, and from skilled, they spread across the sphere. **

**See Also: A Series Paper Sizes Full Diagram (With Latest Modification)**

Given below is a table that provides a number of availability of options to the customers as they scroll it down. Customers just have to select the respective size of the paper that they want by scrolling the drop box. Also, the user can select the default dimension unit that they require. Once you choose the following two points, the table automatically displays the corresponding A series paper sizes.

**See Also: How to override Paper Size Mismatch**

Table of Contents

## A Paper Size Areas – Quick Lookup

The area of an A0 series size of paper is one square meter. The mathematical formulae for the calculation of the area of A series type of paper are 1/2*2 square meter.

Listed below is a table which lists all the theoretical values of areas for the A series paper sizes. It lists theoretical values of areas for the series of sizes starting from A0-A10.

Size | Theoretical Area (sq m) | Actual Area (sq m) | Difference (sq m) | Difference (%) |
---|---|---|---|---|

4A0 | 4 | 3.999796 | 0.000204 | 0.0051% |

2A0 | 2 | 1.999898 | 0.000102 | 0.0051% |

A0 | 1 | 0.999949 | 0.000051 | 0.0051% |

A1 | 0.5 | 0.499554 | 0.000446 | 0.0892% |

A2 | 0.25 | 0.24948 | 0.00052 | 0.208% |

A3 | 0.125 | 0.12474 | 0.00026 | 0.208% |

A4 | 0.0625 | 0.06237 | 0.00013 | 0.208% |

A5 | 0.03125 | 0.03108 | 0.00017 | 0.544% |

A6 | 0.015625 | 0.01554 | 0.000085 | 0.544% |

A7 | 0.0078125 | 0.00777 | 0.0000425 | 0.544% |

A8 | 0.00390625 | 0.003848 | 0.00005825 | 1.4912% |

A9 | 0.001953125 | 0.001924 | 0.000029125 | 1.4912% |

A10 | 0.0009765625 | 0.000962 | 0.0000145625 | 1.4912% |

**Formal Definition (A Series)**

The actual definition of the A Series paper sizes according to the **ISO 216 standards** is as follows:

- The ratio of length divided by width equals to 1.414.
- The display the approx standard length and width of each size of paper in the nearest of a millimeter.
- The approx size A0 is to have an area of 1 square meter.
- We define each size A(n) as A(n-1) which is cut in half, parallel to the other shorter sides.

The A series paper sizes have now become an integral part of the international usage of papers. People use the A series of paper thoroughly in almost all parts of the world. However, the US, Canada and some other parts of Mexico tend to stay away from it. The A4 size has become a standard business letter size in all those countries that speak the English language like New Zealand, Australia, and the UK.

Do let us know in case you want to learn more about other paper series sizes or area dimensions. We would gladly help you out.

## A Series Paper Size Tolerances

ISO 216 designates avoidance for the brand of A order paper sizes in this manner

±1.5 mm(0.06 in) for boundaries until 150 mm(5.9 in)

± 2 mm(0.08 in) for boundaries to the range 150 to 600 mm(5.9 to23.6 in)

± 3 mm(0.12 in) for some measure of boundaries above 600 mm(23.6 in)

## A Series Paper Sizes Defined in

The following conditions describe the **A series paper sizes** in ISO 216.

The length divided by the range is 1.4142.

Size | Micrometers | Millimeters | Centimeters | Meters |
---|---|---|---|---|

4A0 | 1682000 x 2378000 μm | 1682 x 2378 mm | 168.2 x 237.8 cm | 1.682 x 2.378 m |

2A0 | 1189000 x 1682000 μm | 1189 x 1682 mm | 118.9 x 168.2 cm | 1.189 x 1.682 m |

A0 | 841000 x 1189000 μm | 841 x 1189 mm | 84.1 x 118.9 cm | 0.841 x 1.189 m |

A1 | 594000 x 841000 μm | 594 x 841 mm | 59.4 x 84.1 cm | 0.594 x 0.841 m |

A2 | 420000 x 594000 μm | 420 x 594 mm | 42.0 x 59.4 cm | 0.420 x 0.594 m |

A3 | 420000 x 594000 μm | 420 x 594 mm | 42.0 x 59.4 cm | 0.420 x 0.594 m |

A4 | 210000 x 297000 μm | 210 x 297 mm | 21.0 x 29.7 cm | 0.210 x 0.297 m |

A5 | 148000 x 210000 μm | 148 x 210 mm | 14.8 x 21.0 cm | 0.148 x 0.210 m |

A6 | 105000 x 148000 μm | 105 x 148 mm | 10.5 x 14.8 cm | 0.105 x 0.148 m |

A7 | 74000 x 105000 μm | 74 x 105 mm | 7.4 x 10.5 cm | 0.074 x 0.105 m |

A8 | 52000 x 74000 μm | 52 x 74 mm | 5.2 x 7.4 cm | 0.052 x 0.074 m |

A9 | 37000 x 52000 μm | 37 x 52 mm | 3.7 x 5.2 cm | 0.037 x 0.052 m |

A10 | 26000 x 37000 μm | 26 x 37 mm | 2.6 x 3.7 cm | 0.026 x 0.037 m |

### A Paper Sizes In Yards, bases, elevation, and Thou

This table gives range x height for A series paper **sizes in Imperial** and US Customary units thou, elevation, bases, and yards in portrayal exposure.

Size | Thou | Inches | Feet | Yards |
---|---|---|---|---|

4A0 | 66220 x 93622 th | 66.220 x 93.622 in | 5.518 x 7.802 ft | 1.839 x 2.601 yd |

2A0 | 46811 x 66220 th | 46.811 x 66.220 in | 3.901 x 5.518 ft | 1.300 x 1.839 yd |

A0 | 33110 x 46811 th | 33.110 x 46.811 in | 2.759 x 3.901 ft | 0.920 x 1.300 yd |

A1 | 23388 x 33110 th | 23.388 x 33.110 in | 1.949 x 2.759 ft | 0.650 x 0.920 yd |

A2 | 16535 x 23388 th | 16.535 x 23.388 in | 1.378 x 1.949 ft | 0.459 x 0.650 yd |

A3 | 11693 x 16535 th | 11.693 x 16.535 in | 0.974 x 1.378 ft | 0.325 x 0.459 yd |

A4 | 8268 x 11693 th | 8.268 x 11.693 in | 0.689 x 0.974 ft | 0.230 x 0.325 yd |

A5 | 5827 x 8268 th | 5.827 x 8.268 in | 0.486 x 0.689 ft | 0.162 x 0.230 yd |

A6 | 4134 x 5827 th | 4.134 x 5.827 in | 0.344 x 0.486 ft | 0.115 x 0.162 yd |

A7 | 2913 x 4134 th | 2.913 x 4.134 in | 0.243 x 0.344 ft | 0.081 x 0.115 yd |

A8 | 2047 x 2913 th | 2.047 x 2.913 in | 0.171 x 0.243 ft | 0.057 x 0.081 yd |

A9 | 1457 x 2047 th | 1.457 x 2.047 in | 0.121 x 0.171 ft | 0.040 x 0.057 yd |

A10 | 1024 x 1457 th | 1.024 x 1.457 in | 0.085 x 0.121 ft | 0.028 x 0.040 yd |

### Table showing A Paper Sizes In Points, Pica, and HPGL Units

Size | Pica | Point | HPGL |
---|---|---|---|

4A0 | 397.3 x 561.7 | 4768 x 6741 | 67280 x 95120 |

2A0 | 280.9 x 397.3 | 3370 x 4768 | 47560 x 67280 |

A0 | 198.7 x 280.9 | 2384 x 3370 | 33640 x 47560 |

A1 | 140.3 x 198.7 | 1684 x 2384 | 23760 x 33640 |

A2 | 99.2 x 140.3 | 1191 x 1684 | 16800 x 23760 |

A3 | 70.2 x 99.2 | 842 x 1191 | 11880 x 16800 |

A4 | 49.6 x 70.2 | 595 x 842 | 8400 x 11880 |

A5 | 35.0 x 49.6 | 420 x 595 | 5920 x 8400 |

A6 | 24.8 x 35.0 | 298 x 420 | 4200 x 5920 |

A7 | 17.5 x 24.8 | 210 x 298 | 2960 x 4200 |

A8 | 12.3 x 17.5 | 147 x 210 | 2080 x 2960 |

A9 | 8.7 x 12.3 | 105 x 147 | 1480 x 2080 |

A10 | 6.1 x 8.7 | 74 x 105 | 1040 x 1480 |

**A Paper Sizes in Pixels – Low Resolutions for particularized determination from 72 to 300 PPI (breadth × altitude). **

Size | 72 PPI | 96 PPI | 150 PPI | 300 PPI |
---|---|---|---|---|

4A0 | 4768 x 6741 | 6357 x 8988 | 9933 x 14043 | 19866 x 28087 |

2A0 | 3370 x 4768 | 4494 x 6357 | 7022 x 9933 | 14043 x 19866 |

A0 | 2384 x 3370 | 3179 x 4494 | 4967 x 7022 | 9933 x 14043 |

A1 | 1684 x 2384 | 2245 x 3179 | 3508 x 4967 | 7016 x 9933 |

A2 | 1191 x 1684 | 1587 x 2245 | 2480 x 3508 | 4960 x 7016 |

A3 | 842 x 1191 | 1123 x 1587 | 1754 x 2480 | 3508 x 4960 |

A4 | 595 x 842 | 794 x 1123 | 1240 x 1754 | 2480 x 3508 |

A5 | 420 x 595 | 559 x 794 | 874 x 1240 | 1748 x 2480 |

A6 | 298 x 420 | 397 x 559 | 620 x 874 | 1240 x 1748 |

A7 | 210 x 298 | 280 x 397 | 437 x 620 | 874 x 1240 |

A8 | 147 x 210 | 197 x 280 | 307 x 437 | 614 x 874 |

A9 | 105 x 147 | 140 x 197 | 219 x 307 | 437 x 614 |

A10 | 74 x 105 | 98 x 140 | 154 x 219 | 307 x 437 |

### A Paper Sizes in Pixels – Medium Resolutions for particularized determinations from 600 to 1200 PPI (breadth × altitude).

Size | 600 PPI | 720 PPI | 1200 PPI |
---|---|---|---|

4A0 | 39732 x 56173 | 47679 x 67408 | 79464 x 112346 |

2A0 | 28087 x 39732 | 33704 x 47679 | 56173 x 79464 |

A2 | 9933 x 14043 | 11906 x 16838 | 19842 x 28066 |

A3 | 7016 x 9933 | 8419 x 11906 | 14032 x 19842 |

A4 | 4960 x 7016 | 5953 x 8419 | 9921 x 14032 |

A5 | 3508 x 4960 | 4195 x 5953 | 6992 x 9921 |

A6 | 2480 x 3508 | 2976 x 4195 | 4961 x 6992 |

A7 | 1748 x 2480 | 2098 x 2976 | 3496 x 4961 |

A8 | 1228 x 1748 | 1474 x 2098 | 2456 x 3496 |

A9 | 874 x 1228 | 1049 x 1474 | 1748 x 2456 |

A10 | 614 x 874 | 737 x 1049 | 1229 x 1748 |

### A Paper Sizes in Pixels – High Resolutions for particularized determinations from 1440 PPI to 2880 PPI (breadth × altitude).

Size | 1440 PPI | 2400 PPI | 2880 PPI |
---|---|---|---|

4A0 | 95357 x 134816 | 158928 x 224693 | 190715 x 269631 |

2A0 | 67408 x 95357 | 112346 x 158928 | 134816 x 190715 |

A0 | 47679 x 67408 | 79464 x 112346 | 95357 x 134816 |

A1 | 33676 x 47679 | 56131 x 79464 | 67351 x 95357 |

A2 | 23811 x 33676 | 39684 x 56131 | 47622 x 67351 |

A3 | 16838 x 2381 | 28063 x 39684 | 33676 x 47622 |

A4 | 11906 x 16838 | 19843 x 28063 | 23811 x 33676 |

A5 | 8391 x 11906 | 13985 x 19843 | 16781 x 23811 |

A6 | 5953 x 8391 | 9922 x 13985 | 11906 x 16781 |

A7 | 4195 x 5953 | 6991 x 9922 | 8391 x 11906 |

A8 | 2948 x 4195 | 4913 x 6991 | 5896 x 8391 |

A9 | 2098 x 2948 | 3508 x 4913 | 4195 x 5896 |

A10 | 1474 x 2098 | 2480 x 3508 | 2948 x 4195 |

**See Also: B Paper Sizes – B0, B1, B2, B3, B4, B5, B6, B7, B8, B9, B10**

## FAQ

### How to calculate paper sizes?

A Series Paper Sizes Formal Definition: The ISO 216 description of the A paper sizes are established the following footing: The time detached apiece breadth is 1.4142. Each after intensity A(n) is delineated as A(n-1) divided into two close allure smaller parts. The A0 length has an area of 1 square meter.

### What are the 3 sizes of paper?

There are three ranges of paper sizes, fasten A, B, and C. The A order is the most established for joint publication and writing materials letterhead. The most ordinary of these page sizes is the worldwide material upon which one writes height A4, which measures 8-1/4 x 11-3/4 in, or 210 x 297 mm.

### What is the best diameter of paper in the A Series?

A0 magnitude: A universal paper amount used in English talking nations about the globe is A4, which is 210mm × 297mm (8.27 inches × 11.7 inches). It has a field of 1m2, and the ranges are 841mm × 1189mm. The best sheet from the A order is the A0 proportion of paper.

### Why it is A4 paper?

It is because A4 is half an A3 or an individual quarter of A2, but it’s one-sixteenth of A0. A0 has a field of individual square music (but it isn’t a square), and sporadic paper breadth in the A order is established A0.

**See Also: A Paper Sizes – A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10**