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.

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.

## 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.

 Size Unit Area 4A0  2A0  A0  A1  A2  A3  A4  A5  A6  A7  A8  A9  A10 in sq mm  sq cm  sq m  sq in  sq ft  sq yd is 0.06237

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.

SizeTheoretical Area (sq m)Actual Area (sq m)Difference (sq m)Difference (%)
4A043.9997960.0002040.0051%
2A021.9998980.0001020.0051%
A010.9999490.0000510.0051%
A10.50.4995540.0004460.0892%
A20.250.249480.000520.208%
A30.1250.124740.000260.208%
A40.06250.062370.000130.208%
A50.031250.031080.000170.544%
A60.0156250.015540.0000850.544%
A70.00781250.007770.00004250.544%
A80.003906250.0038480.000058251.4912%
A90.0019531250.0019240.0000291251.4912%
A100.00097656250.0009620.00001456251.4912%

## 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.

## 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.

SizeMicrometersMillimetersCentimetersMeters
4A01682000 x 2378000 μm 1682 x 2378 mm168.2 x 237.8 cm1.682 x 2.378 m
2A01189000 x 1682000 μm 1189 x 1682 mm118.9 x 168.2 cm1.189 x 1.682 m
A0841000 x 1189000 μm 841 x 1189 mm84.1 x 118.9 cm0.841 x 1.189 m
A1594000 x 841000 μm 594 x 841 mm59.4 x 84.1 cm0.594 x 0.841 m
A2420000 x 594000 μm 420 x 594 mm42.0 x 59.4 cm0.420 x 0.594 m
A3420000 x 594000 μm420 x 594 mm42.0 x 59.4 cm 0.420 x 0.594 m
A4210000 x 297000 μm210 x 297 mm 21.0 x 29.7 cm 0.210 x 0.297 m
A5148000 x 210000 μm148 x 210 mm 14.8 x 21.0 cm 0.148 x 0.210 m
A6105000 x 148000 μm105 x 148 mm10.5 x 14.8 cm 0.105 x 0.148 m
A774000 x 105000 μm74 x 105 mm7.4 x 10.5 cm 0.074 x 0.105 m
A852000 x 74000 μm 52 x 74 mm5.2 x 7.4 cm 0.052 x 0.074 m
A937000 x 52000 μm37 x 52 mm3.7 x 5.2 cm0.037 x 0.052 m
A1026000 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.

SizeThouInchesFeet Yards
4A066220 x 93622 th66.220 x 93.622 in5.518 x 7.802 ft 1.839 x 2.601 yd
2A046811 x 66220 th46.811 x 66.220 in3.901 x 5.518 ft 1.300 x 1.839 yd
A0 33110 x 46811 th33.110 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
A48268 x 11693 th8.268 x 11.693 in0.689 x 0.974 ft 0.230 x 0.325 yd
A5 5827 x 8268 th5.827 x 8.268 in0.486 x 0.689 ft 0.162 x 0.230 yd
A6 4134 x 5827 th4.134 x 5.827 in0.344 x 0.486 ft0.115 x 0.162 yd
A7 2913 x 4134 th2.913 x 4.134 in0.243 x 0.344 ft 0.081 x 0.115 yd
A8 2047 x 2913 th2.047 x 2.913 in0.171 x 0.243 ft0.057 x 0.081 yd
A9 1457 x 2047 th1.457 x 2.047 in0.121 x 0.171 ft0.040 x 0.057 yd
A10
1024 x 1457 th1.024 x 1.457 in0.085 x 0.121 ft0.028 x 0.040 yd

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

Size Pica PointHPGL
4A0397.3 x 561.74768 x 674167280 x 95120
2A0 280.9 x 397.33370 x 476847560 x 67280
A0 198.7 x 280.92384 x 337033640 x 47560
A1 140.3 x 198.71684 x 238423760 x 33640
A2 99.2 x 140.31191 x 168416800 x 23760
A3 70.2 x 99.2842 x 119111880 x 16800
A449.6 x 70.2595 x 8428400 x 11880
A5 35.0 x 49.6420 x 5955920 x 8400
A624.8 x 35.0298 x 420
4200 x 5920
A7 17.5 x 24.8210 x 2982960 x 4200
A8 12.3 x 17.5147 x 210 2080 x 2960
A9 8.7 x 12.3 105 x 147 1480 x 2080
A10
6.1 x 8.774 x 105 1040 x 1480

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

Size72 PPI96 PPI150 PPI300 PPI
4A04768 x 67416357 x 89889933 x 1404319866 x 28087
2A03370 x 47684494 x 63577022 x 993314043 x 19866
A02384 x 33703179 x 44944967 x 70229933 x 14043
A1 1684 x 23842245 x 31793508 x 49677016 x 9933
A2 1191 x 16841587 x 2245 2480 x 3508 4960 x 7016
A3 842 x 11911123 x 1587 1754 x 2480 3508 x 4960
A4 595 x 842794 x 11231240 x 17542480 x 3508
A5 420 x 595559 x 794 874 x 12401748 x 2480
A6 298 x 420 397 x 559620 x 874 1240 x 1748
A7 210 x 298280 x 397437 x 620874 x 1240
A8 147 x 210 197 x 280 307 x 437614 x 874
A9 105 x 147 140 x 197219 x 307437 x 614
A10 74 x 105 98 x 140154 x 219307 x 437

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

Size 600 PPI720 PPI 1200 PPI
4A0 39732 x 5617347679 x 6740879464 x 112346
2A028087 x 39732 33704 x 4767956173 x 79464
A2 9933 x 1404311906 x 1683819842 x 28066
A3 7016 x 9933 8419 x 1190614032 x 19842
A4 4960 x 70165953 x 84199921 x 14032
A53508 x 49604195 x 59536992 x 9921
A6 2480 x 35082976 x 41954961 x 6992
A7 1748 x 24802098 x 29763496 x 4961
A81228 x 17481474 x 20982456 x 3496
A9 874 x 12281049 x 14741748 x 2456
A10614 x 874 737 x 10491229 x 1748

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

Size 1440 PPI2400 PPI2880 PPI
4A095357 x 134816158928 x 224693190715 x 269631
2A0 67408 x 95357 112346 x 158928134816 x 190715
A0 47679 x 67408 79464 x 11234695357 x 134816
A1 33676 x 47679 56131 x 7946467351 x 95357
A2 23811 x 33676 39684 x 56131 47622 x 67351
A3 16838 x 238128063 x 39684 33676 x 47622
A4 11906 x 16838 19843 x 28063 23811 x 33676
A5 8391 x 1190613985 x 1984316781 x 23811
A6 5953 x 83919922 x 1398511906 x 16781
A7 4195 x 59536991 x 99228391 x 11906
A8 2948 x 41954913 x 69915896 x 8391
A9 2098 x 29483508 x 49134195 x 5896
A101474 x 20982480 x 35082948 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