Dimensions
Books Paper Sizes
Folio
12 × 19 inches
Quarto
9.5 × 12 inches
Imperial Octavo
8.3 × 11.5 inches
Super Octavo
7 × 11 inches
Royal Octavo
6.5 × 10 inches
Medium Octavo
6.5 × 9.3 inches
Octavo
6 × 9 inches
Crown Octavo
5.4 × 8 inches
12mo
5 × 7.4 inches
16mo
4 × 6.8 inches
18mo
4 × 6.5 inches
32mo
3.5 × 5.5 inches
48mo
2.5 × 4 inches
64mo
2 × 3 inches
A Format
4.3 × 7 inches
B Format
5.1 × 7.8 inches
C Format
5.3 × 8.5 inches
More Information
During the hand press period, their existed many sizes of paper to produce books. Since those times, the size of book paper has been standardized and refined many times. In the eighteenth century, the size of book paper was generally larger then they are today.
Today, the B format of paper serves the paperback market well and is the most common size in operation today.
Format | Width × Height (mm) | Width × Height (cm) | Width × Height (in) |
---|---|---|---|
Folio | 304.8 × 482.6 mm | 30.5 × 48.3 cm | 12 × 19 in |
Quarto | 241.3 × 304.8 mm | 24.1 × 30.5 cm | 9.5 × 12 in |
Imperial Octavo | 209.55 × 292.1 mm | 21 × 29.2 cm | 8.3 × 11.5 in |
Super Octavo | 177.8 × 279.4 mm | 17.8 × 27.9 cm | 7 × 11 in |
Royal Octavo | 165.1 × 254 mm | 16.5 × 25.4 cm | 6.5 × 10 in |
Medium Octavo | 165.1 × 234.95 mm | 16.5 × 23.5 cm | 6.5 × 9.3 in |
Octavo | 152.4 × 228.6 mm | 15.2 × 22.9 cm | 6 × 9 in |
Crown Octavo | 136.525 × 203.2 mm | 13.7 × 20.3 cm | 5.4 × 8 in |
12mo | 127 × 187.325 mm | 12.7 × 18.7 cm | 5 × 7.4 in |
16mo | 101.6 × 171.45 mm | 10.2 × 17.1 cm | 4 × 6.8 in |
18mo | 101.6 × 165.1 mm | 10.2 × 16.5 cm | 4 × 6.5 in |
32mo | 88.9 × 139.7 mm | 8.9 × 14 cm | 3.5 × 5.5 in |
48mo | 63.5 × 101.6 mm | 6.4 × 10.2 cm | 2.5 × 4 in |
64mo | 50.8 × 76.2 mm | 5.1 × 7.6 cm | 2 × 3 in |
A Format | 110 × 178 mm | 11 × 17.8 cm | 4.3 × 7 in |
B Format | 129 × 198 mm | 12.9 × 19.8 cm | 5.1 × 7.8 in |
C Format | 135 × 216 mm | 13.5 × 21.6 cm | 5.3 × 8.5 in |