Paper Size FAQ

There are a number of paper size standards used in the world today, the most commonly used being the international ISO standard and a standard used in North America. These sizes are used to order various printed items such as stationery, brochures, digital copies, fliers, etc. The charts below detail and compare these sizes and their dimensions.

Paper Sizes (Metric A, B, North American ARCH)

ISO A metric paper sizes illustration

A4 is slightly narrower and a bit longer than
North American Letter size paper.

ISO A Sizes
A0
:
841 mm x 1,189 mm
(33.11 in. x 46.81 in.)

A1:
594 mm x 841 mm
(23.39 in. x 33.11 in.)

A2:
420 mm x 594 mm
(16.54 in. x 23.39 in.)

A3:
297 mm x 420 mm
(11.69 in. x 16.54 in.)

A4:
210 mm x 297 mm
(8.27 in. x 11.69 in.)

A5:
148 mm x 210 mm
(5.83 in. x 8.27 in.)

A6:
105 mm x 148 mm
(4.13 in. x 5.83 in.)

A7:
74 mm x 105 mm
(2.91 in. x 4.13 in.)

  
  

North American Architectural paper sizes illustration

N. American ARCH Sizes
Arch A
:
9 in. x 12 in.
(229 mm x 305 mm)

Arch B:
12 in. x 18 in.
(305 mm x 457 mm)

Arch C:
18 in. x 24 in.
(457 mm x 610 mm)

Arch D:
24 in. x 36 in.
(610 mm x 914 mm)

Arch E:
36 in. x 48 in.
(1914 mm x 1219 mm)

North America

SIZE

WIDTH (in.)

HEIGHT (in.)

WIDTH (mm)

HEIGHT (mm)

Business Card

3.5 in.

2 in.

85.6 mm

53.98 mm

Executive

7.5 in.

10 in.

190.5 mm

254 mm

Jr. Legal

8 in.

5 in.

203.2 mm

127 mm

Letter/ANSI A

8.5 in.

11 in.

215.9 mm

279.4 mm

Legal

8.5 in.

14 in.

215.9 mm

355.6 mm

Ledger/Tabloid/ANSI B

11 in.

17 in.

279.4 mm

431.8 mm

ANSI C

17 in.

22 in.

432 mm

559 mm

ANSI D

22 in.

34 in.

559 mm

864 mm

ANSI E

34 in.

44 in.

864 mm

1118 mm

Arch A

9 in.

12 in.

229 mm

305 mm

Arch B

12 in.

18 in.

305 mm

457 mm

Arch C

18 in.

24 in.

457 mm

610 mm

Arch D

24 in.

36 in.

610 mm

914 mm

Arch E

36 in.

48 in.

1914 mm

1219 mm

Arch E1

30 in.

42 in.

762 mm

1067 mm

Arch E2

26 in.

38 in.

660 mm

965 mm

Arch E3

27 in.

39 in.

686 mm

991 mm