B4 Paper Size

B4 is a format in the B series paper, and the B series paper is a series of commonly used papers in the ISO 216 international paper standard, mainly used for posters, books, etc., the width of the B4 paper is 250mm(9.8 inches) and the height is 353mm(13.9 inches).

Format/name B4
Width(mm) 250 mm
Width(in) 9.8 inches
Height(mm) 353 mm
Height(in) 13.9 inches

Taking our commonly used credit cards as a reference, the size of the credit card is 85.6 mm x 53.98 mm (3.4 in X 2.1 in). The paper size of B4 format is approximately 2.9 times the width of the credit card and approximately 6.5 times the height of the credit card.

ISO 216 is an international standard is a universal standard all over the world except in North America (the United States and Canada) and parts of Latin America.

b series paper width and height

B Series Paper Size

Format/name Width × Height (mm) Width × Height (cm) Width × Height (in)
B0 1000 × 1414 mm 100 × 141.4 cm 39.4 × 55.7 in
B1 707 × 1000 mm 70.7 × 100 cm 27.8 × 39.4 in
B2 500 × 707 mm 50 × 70.7 cm 19.7 × 27.8 in
B3 353 × 500 mm 35.3 × 50 cm 13.9 × 19.7 in
B4 250 × 353 mm 25 × 35.3 cm 9.8 × 13.9 in
B5 176 × 250 mm 17.6 × 25 cm 6.9 × 9.8 in
B6 125 × 176 mm 12.5 × 17.6 cm 4.9 × 6.9 in
B7 88 × 125 mm 8.8 × 12.5 cm 3.5 × 4.9 in
B8 62 × 88 mm 6.2 × 8.8 cm 2.4 × 3.5 in
B9 44 × 62 mm 4.4 × 6.2 cm 1.7 × 2.4 in
B10 31 × 44 mm 3.1 × 4.4 cm 1.2 × 1.7 in
B11 22 × 31 mm 2.2 × 3.1 cm 0.9 × 1.2 in
B12 15 × 22 mm 1.5 × 2.2 cm 0.6 × 0.9 in
B13 11 × 15 mm 1.1 × 1.5 cm 0.4 × 0.6 in
B0+ 1118 × 1580 mm 111.8 × 158 cm 44 × 62.2 in
B1+ 720 × 1020 mm 72 × 102 cm 28.3 × 40.2 in
B2+ 520 × 720 mm 52 × 72 cm 20.5 × 28.3 in

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