Paper Sizes 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.)

ISO B metric paper sizes illustration

ISO B Sizes
B0

1,028 mm x 1,456 mm
(40.48 in. x 57.32 in.) 

B1
707 mm x 1,000 mm
(28.66 in. x 40.48 in.)

B2
514 mm x 728 mm
(20.24 in. x 28.66 in.)

B3
364 mm x 514 mm
(14.33 in. x 20.24 in.)

B4
257 mm x 364 mm
(10.12 in. x 14.33 in.)

B5
182 mm x 257 mm
(7.17 in. x 10.12 in.)

B6
128 mm x 182 mm
(5.04 in. x 7.17 in.)

ANSI paper sizes illustration

N. American ANSI Sizes
ANSI A

8.5 in. x 11 in.
(215.9 mm x 279.4 mm)

ANSI B
11 in. x 17 in.
(279.4 mm x 431.8 mm)

ANSI C
17 in. x 22 in.
(432 mm x 559 mm)

ANSI D
22 in. x 34 in.
(559 mm x 864 mm)

ANSI E
34 in. x 44 in.
(1118 mm x 864 mm)

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

ISO Metric Paper Sizes

SIZE

WIDTH(mm)

HEIGHT(mm)

WIDTH(in.)

HEIGHT(in.)

Int'l Business Card

85.6 mm

53.98 mm

3.37 in.

2.125 in.

Japanese Business Card

91 mm

55 mm

3.583 in.

2.165 in.

Hungarian Business Card

90 mm

50 mm

3.543 in.

1.969 in.

A0

841 mm

1,189 mm

33.11 in.

46.81 in.

A1

594 mm

841 mm

23.39 in.

33.11 in.

A2

420 mm

594 mm

16.54 in.

23.39 in.

A3

297 mm

420 mm

11.69 in.

16.54 in.

A4

210 mm

297 mm

8.27 in.

11.69 in.

A5

148 mm

210 mm

5.83 in.

8.27 in.

A6

105 mm

148 mm

4.13 in.

5.83 in.

A7

74 mm

105 mm

2.91 in.

4.13 in.

B0

1,028 mm

1,456 mm

40.48 in.

57.32 in.

B1

707 mm

1,000 mm

28.66 in.

40.48 in.

B2

514 mm

728 mm

20.24 in.

28.66 in.

B3

364 mm

514 mm

14.33 in.

20.24 in.

B4

257 mm

364 mm

10.12 in.

14.33 in.

B5

182 mm

257 mm

7.17 in.

10.12 in.

B6

128 mm

182 mm

5.04 in.

7.17 in.