C-format Book Size(UK)
United Kingdom books use a variety of size standards, the most commonly used is the B format size, the United Kingdom B format size (210x135mm 8.26×5.31 inches) is slightly larger than the US B format size (198x129mm 7.79×5.07 inches), in addition to these sizes, the United Kingdom will also use Some American book sizes such as octavo, quarto, etc.
According to C-format book format, the width of the book is 13.5cm (5 3⁄8 inches) and the height is 21.6cm (8 1⁄2 inches), as shown in the picture on the right.
Format/name | C-format |
---|---|
Width | 13.5cm (5 3⁄8 inches) |
Height | 21.6cm (8 1⁄2 inches) |
Our commonly used credit card size is 85.6 mm x 53.98 mm (3.4 in x 2.1 in). Using the credit card size as a reference, C-format book size is about 1.6 times the width and 4 times the height of the credit card.
United Kingdom(UK) Book Sizes
Format/Name | cm × cm | mm × mm | inch × inch | Aspect ratio |
---|---|---|---|---|
A | 11 × 17.8 | 110 × 178 | 4 3⁄ 8× 7 | ϕ∶1 |
B | 12.9 × 19.8 | 129 × 198 | 5 1⁄ 8× 7 3⁄ 4 | 1.535 |
C | 13.5 × 21.6 | 135 × 216 | 5 3⁄ 8× 8 1⁄ 2 | 8∶5 |