PERFECT BOUND COLOUR A4 or A5 SIZE
- A4 Page Size = 210mm x 297mm
- A5 Page Size = 148.5mm x 210mm
SPINE THICKNESS on 150gsm Gloss Art Paper (coated)
Page Count 48 – 214
Use the following table to determine the correct spine width for your book, when creating your cover artwork:
PLEASE NOTE: Cover widths are based on trimmed page size. They include front, rear and spine measurements all added together and do not include any external bleed.
| Number of pages | Spine With (mm) | A4 Cover Width (mm) | A5 Cover Width (mm) |
| 48 | 3.06 | 423.06 | 300.06 |
| 50 | 3.19 | 423.19 | 300.19 |
| 52 | 3.32 | 423.32 | 300.32 |
| 54 | 3.45 | 423.45 | 300.45 |
| 56 | 3.57 | 423.57 | 300.57 |
| 58 | 3.70 | 423.70 | 300.70 |
| 60 | 3.83 | 423.83 | 300.83 |
| 62 | 3.96 | 423.96 | 300.96 |
| 64 | 4.08 | 424.08 | 301.08 |
| 66 | 4.21 | 424.21 | 301.21 |
| 68 | 4.34 | 424.34 | 301.34 |
| 70 | 4.47 | 424.47 | 301.47 |
| 72 | 4.59 | 424.59 | 301.59 |
| 74 | 4.72 | 424.72 | 301.72 |
| 76 | 4.85 | 424.85 | 301.85 |
| 78 | 4.98 | 424.98 | 301.98 |
| 80 | 5.10 | 425.10 | 302.10 |
| 82 | 5.23 | 425.23 | 302.23 |
| 84 | 5.36 | 425.36 | 302.36 |
| 86 | 5.49 | 425.49 | 302.49 |
| 88 | 5.61 | 425.61 | 302.61 |
| 90 | 5.74 | 425.74 | 302.74 |
| 92 | 5.87 | 425.87 | 302.87 |
| 94 | 6.00 | 426.00 | 303.00 |
| 96 | 6.12 | 426.12 | 303.12 |
| 98 | 6.25 | 426.25 | 303.25 |
| 100 | 6.38 | 426.38 | 303.38 |
| 102 | 6.51 | 426.51 | 303.51 |
| 104 | 6.64 | 426.64 | 303.64 |
| 106 | 6.76 | 426.76 | 303.76 |
| 108 | 6.89 | 426.89 | 303.89 |
| 110 | 7.02 | 427.02 | 304.02 |
| 112 | 7.15 | 427.15 | 304.15 |
| 114 | 7.27 | 427.27 | 304.27 |
| 116 | 7.40 | 427.40 | 304.40 |
| 118 | 7.53 | 427.53 | 304.53 |
| 120 | 7.66 | 427.66 | 304.66 |
| 122 | 7.78 | 427.78 | 304.78 |
| 124 | 7.91 | 427.91 | 304.91 |
| 126 | 8.04 | 428.04 | 305.04 |
| 128 | 8.17 | 428.17 | 305.17 |
| 130 | 8.29 | 428.29 | 305.29 |
| 132 | 8.42 | 428.42 | 305.42 |
| 134 | 8.55 | 428.55 | 305.55 |
| 136 | 8.68 | 428.68 | 305.68 |
| 138 | 8.80 | 428.80 | 305.80 |
| 140 | 8.93 | 428.93 | 305.93 |
| 142 | 9.06 | 429.06 | 306.06 |
| 144 | 9.19 | 429.19 | 306.19 |
| 146 | 9.31 | 429.31 | 306.31 |
| 148 | 9.44 | 429.44 | 306.44 |
| 150 | 9.57 | 429.57 | 306.57 |
| 152 | 9.70 | 429.70 | 306.70 |
| 154 | 9.83 | 429.83 | 306.83 |
| 156 | 9.95 | 429.95 | 306.95 |
| 158 | 10.08 | 430.08 | 307.08 |
| 160 | 10.21 | 430.21 | 307.21 |
| 162 | 10.34 | 430.34 | 307.34 |
| 164 | 10.46 | 430.46 | 307.46 |
| 166 | 10.59 | 430.59 | 307.59 |
| 168 | 10.72 | 430.72 | 307.72 |
| 170 | 10.85 | 430.85 | 307.85 |
| 172 | 10.97 | 430.97 | 307.97 |
| 174 | 11.10 | 431.10 | 308.10 |
| 176 | 11.23 | 431.23 | 308.23 |
| 178 | 11.36 | 431.36 | 308.36 |
| 180 | 11.48 | 431.48 | 308.48 |
| 182 | 11.61 | 431.61 | 308.61 |
| 184 | 11.74 | 431.74 | 308.74 |
| 186 | 11.87 | 431.87 | 308.87 |
| 188 | 11.99 | 431.99 | 308.99 |
| 190 | 12.12 | 432.12 | 309.12 |
| 192 | 12.25 | 432.25 | 309.25 |
| 194 | 12.38 | 432.38 | 309.38 |
| 196 | 12.50 | 432.50 | 309.50 |
| 198 | 12.63 | 432.63 | 309.63 |
| 200 | 12.76 | 432.76 | 309.76 |
| 202 | 12.89 | 432.89 | 309.89 |
| 204 | 13.02 | 433.02 | 310.02 |
| 206 | 13.14 | 433.14 | 310.14 |
| 208 | 13.27 | 433.27 | 310.27 |
| 210 | 13.40 | 433.40 | 310.40 |
| 212 | 13.53 | 433.53 | 310.53 |
| 214 | 13.65 | 433.65 | 310.65 |