Book thickness

How thick is a 330-page book?

A 330-page paperback is about 0.743 in (18.9 mm) thick on white paper and 0.825 in on cream — 165 sheets of paper.

0.743 inwhite paper18.9 mm
0.825 incream paper
165sheets (leaves)

Spine width by paper

PaperInchesMillimetresCentimetres
White paper, black ink0.7432 in18.88 mm1.89 cm
Cream paper, black ink0.825 in20.96 mm2.1 cm
Standard color (white)0.7432 in18.88 mm1.89 cm
Premium color (white)0.7745 in19.67 mm1.97 cm

Full cover size by trim

TrimFull cover incl. bleed (white)Weight
5 x 8 in10.993 x 8.25 in333 g
5.06 x 7.81 in11.113 x 8.06 in329 g
5.25 x 8 in11.493 x 8.25 in350 g
5.5 x 8.5 in11.993 x 8.75 in389 g
6 x 9 in12.993 x 9.25 in450 g
6.14 x 9.21 in13.273 x 9.46 in471 g
6.69 x 9.61 in14.373 x 9.86 in535 g
7 x 10 in14.993 x 10.25 in583 g
7.5 x 9.25 in15.993 x 9.5 in577 g
8 x 10 in16.993 x 10.25 in666 g
8.5 x 8.5 in17.993 x 8.75 in601 g
8.5 x 11 in17.993 x 11.25 in778 g

Offset papers by PPI

PPITypical stockSpineSpine (mm)
350 PPIBulky / heavy stock (~70 lb text)0.943 in23.9 mm
400 PPICream book paper (~55 lb)0.825 in21 mm
444 PPIWhite book paper (~50 lb)0.743 in18.9 mm
500 PPILightweight text (~45 lb)0.66 in16.8 mm
600 PPIThin text (~40 lb)0.55 in14 mm

Other page counts

Frequently asked questions

How thick is a 330-page book?
A 330-page paperback is about 0.743 in (18.9 mm) thick on white paper and 0.825 in on cream — 165 sheets of paper.
How many sheets of paper are in a 330-page book?
165 leaves — each sheet carries two pages, one on each side.
Can a 330-page book have text on the spine?
Yes.