Spine width chart

5.25 x 8 in Spine Width Chart (24–828 Pages)

Every page count for a 5.25 x 8 in (5.25 x 8 in) paperback. Click a row for the full cover template.

5.25 x 8 in spine widths

Pages	Spine (white)	Spine (white, mm)	Spine (cream)	Full cover (white)	Weight
24	0.054 in	1.37 mm	0.06 in	10.804 x 8.25 in	38 g
32	0.0721 in	1.83 mm	0.08 in	10.822 x 8.25 in	46 g
40	0.0901 in	2.29 mm	0.1 in	10.84 x 8.25 in	54 g
48	0.1081 in	2.75 mm	0.12 in	10.858 x 8.25 in	62 g
56	0.1261 in	3.2 mm	0.14 in	10.876 x 8.25 in	71 g
64	0.1441 in	3.66 mm	0.16 in	10.894 x 8.25 in	79 g
72	0.1621 in	4.12 mm	0.18 in	10.912 x 8.25 in	87 g
80	0.1802 in	4.58 mm	0.2 in	10.93 x 8.25 in	95 g
90	0.2027 in	5.15 mm	0.225 in	10.953 x 8.25 in	105 g
100	0.2252 in	5.72 mm	0.25 in	10.975 x 8.25 in	115 g
110	0.2477 in	6.29 mm	0.275 in	10.998 x 8.25 in	126 g
120	0.2702 in	6.86 mm	0.3 in	11.02 x 8.25 in	136 g
130	0.2928 in	7.44 mm	0.325 in	11.043 x 8.25 in	146 g
140	0.3153 in	8.01 mm	0.35 in	11.065 x 8.25 in	156 g
150	0.3378 in	8.58 mm	0.375 in	11.088 x 8.25 in	166 g
160	0.3603 in	9.15 mm	0.4 in	11.11 x 8.25 in	177 g
170	0.3828 in	9.72 mm	0.425 in	11.133 x 8.25 in	187 g
180	0.4054 in	10.3 mm	0.45 in	11.155 x 8.25 in	197 g
190	0.4279 in	10.87 mm	0.475 in	11.178 x 8.25 in	207 g
200	0.4504 in	11.44 mm	0.5 in	11.2 x 8.25 in	217 g
210	0.4729 in	12.01 mm	0.525 in	11.223 x 8.25 in	228 g
220	0.4954 in	12.58 mm	0.55 in	11.245 x 8.25 in	238 g
230	0.518 in	13.16 mm	0.575 in	11.268 x 8.25 in	248 g
240	0.5405 in	13.73 mm	0.6 in	11.29 x 8.25 in	258 g
250	0.563 in	14.3 mm	0.625 in	11.313 x 8.25 in	268 g
260	0.5855 in	14.87 mm	0.65 in	11.336 x 8.25 in	278 g
270	0.608 in	15.44 mm	0.675 in	11.358 x 8.25 in	289 g
280	0.6306 in	16.02 mm	0.7 in	11.381 x 8.25 in	299 g
290	0.6531 in	16.59 mm	0.725 in	11.403 x 8.25 in	309 g
300	0.6756 in	17.16 mm	0.75 in	11.426 x 8.25 in	319 g
310	0.6981 in	17.73 mm	0.775 in	11.448 x 8.25 in	329 g
320	0.7206 in	18.3 mm	0.8 in	11.471 x 8.25 in	340 g
330	0.7432 in	18.88 mm	0.825 in	11.493 x 8.25 in	350 g
340	0.7657 in	19.45 mm	0.85 in	11.516 x 8.25 in	360 g
350	0.7882 in	20.02 mm	0.875 in	11.538 x 8.25 in	370 g
360	0.8107 in	20.59 mm	0.9 in	11.561 x 8.25 in	380 g
370	0.8332 in	21.16 mm	0.925 in	11.583 x 8.25 in	391 g
380	0.8558 in	21.74 mm	0.95 in	11.606 x 8.25 in	401 g
390	0.8783 in	22.31 mm	0.975 in	11.628 x 8.25 in	411 g
400	0.9008 in	22.88 mm	1 in	11.651 x 8.25 in	421 g
410	0.9233 in	23.45 mm	1.025 in	11.673 x 8.25 in	431 g
420	0.9458 in	24.02 mm	1.05 in	11.696 x 8.25 in	442 g
430	0.9684 in	24.6 mm	1.075 in	11.718 x 8.25 in	452 g
440	0.9909 in	25.17 mm	1.1 in	11.741 x 8.25 in	462 g
450	1.0134 in	25.74 mm	1.125 in	11.763 x 8.25 in	472 g
460	1.0359 in	26.31 mm	1.15 in	11.786 x 8.25 in	482 g
470	1.0584 in	26.88 mm	1.175 in	11.808 x 8.25 in	492 g
480	1.081 in	27.46 mm	1.2 in	11.831 x 8.25 in	503 g
490	1.1035 in	28.03 mm	1.225 in	11.853 x 8.25 in	513 g
500	1.126 in	28.6 mm	1.25 in	11.876 x 8.25 in	523 g
520	1.171 in	29.74 mm	1.3 in	11.921 x 8.25 in	543 g
540	1.2161 in	30.89 mm	1.35 in	11.966 x 8.25 in	564 g
560	1.2611 in	32.03 mm	1.4 in	12.011 x 8.25 in	584 g
580	1.3062 in	33.18 mm	1.45 in	12.056 x 8.25 in	605 g
600	1.3512 in	34.32 mm	1.5 in	12.101 x 8.25 in	625 g
620	1.3962 in	35.46 mm	1.55 in	12.146 x 8.25 in	645 g
640	1.4413 in	36.61 mm	1.6 in	12.191 x 8.25 in	666 g
660	1.4863 in	37.75 mm	1.65 in	12.236 x 8.25 in	686 g
680	1.5314 in	38.9 mm	1.7 in	12.281 x 8.25 in	706 g
700	1.5764 in	40.04 mm	1.75 in	12.326 x 8.25 in	727 g
720	1.6214 in	41.18 mm	1.8 in	12.371 x 8.25 in	747 g
740	1.6665 in	42.33 mm	1.85 in	12.416 x 8.25 in	768 g
760	1.7115 in	43.47 mm	1.9 in	12.462 x 8.25 in	788 g
780	1.7566 in	44.62 mm	1.95 in	12.507 x 8.25 in	808 g
800	1.8016 in	45.76 mm	2 in	12.552 x 8.25 in	829 g
828	1.8647 in	47.36 mm	2.07 in	12.615 x 8.25 in	857 g