Paperback book printing
A paperback has a flexible laminated card cover, usually attached by perfect binding. It is the most common book format and the most economical to produce — which is why it is the right choice for most novels, memoirs and general non-fiction.
We print paperbacks from a single proof copy up to full production runs, in black and white or colour, at standard trade trim sizes.
How perfect binding works
- The interior is printed as large sheets, folded into signatures and gathered into a page block in reading order.
- The spine edge of the block is trimmed square and roughened, so the adhesive has a surface to grip.
- The cover — printed and laminated as a single spread: back cover, spine and front cover — is wrapped around the block.
- The block is glued into the cover under pressure, and the book is trimmed on three sides to its final trim size.
The spine of a perfect-bound book is printed, which is why paperbacks can carry their title on the shelf — something saddle-stitched booklets cannot do.
What drives the price per copy
- Page count. More pages means more paper and more impressions. A 100-page and a 400-page book at the same quantity are different jobs.
- Trim size. A larger page uses more paper per copy. 5.5 x 8.5 in and 6 x 9 in are the most economical because printers support them efficiently.
- Interior colour. Black and white prints on text stock. Colour prints on art paper with four-colour impressions, which costs meaningfully more per page.
- Paper stock. Standard text stock is cheapest. Heavier stock and cream rather than white may carry a small premium.
- Cover lamination. Matt, gloss and soft-touch finish differ slightly in cost; soft-touch is usually the most expensive of the three.
- Quantity. Setup is a fixed cost, so the unit price falls steeply as the run grows. This is the single biggest lever on price per copy.
Paperback or hardcover?
| Choose | When |
|---|---|
| Paperback | Novels, memoirs, general non-fiction — cheaper, lighter to ship, and what readers expect |
| Hardcover | Gifts, launches, reference works, cookbooks, and titles expected to be handled heavily |
| Both | A small hardcover run for events and reviewers, with the main run in paperback. Separate ISBNs for each edition. |
Choosing trim size and paper
| Trim size | Suits |
|---|---|
| 5 x 8 in | Novellas, poetry, short novels |
| 5.5 x 8.5 in | Novels, memoirs, narrative non-fiction |
| 6 x 9 in | Business, self-help, academic, general non-fiction |
| 7 x 10 in | Workbooks, manuals, illustrated guides |
Cream stock reads longer without glare and is the usual choice for fiction and memoir. White suits non-fiction, workbooks and anything with images. Decide the trim and paper before layout — changing either afterwards means reformatting the whole interior.
What the files need
- Interior and cover at the correct trim size, with bleed where artwork runs to the edge
- Fonts embedded or outlined, so nothing substitutes at the press
- CMYK colour throughout, not RGB — including small decorative elements
- Resolution sufficient for print, generally 300DPI at final size
- A barcode block on the back cover if the book carries an ISBN — pure black on white, with a clear quiet zone
- Spine width calculated from the actual page count and paper stock — the cover cannot be built before the interior is finished
Frequently asked questions
What is paperback book printing?
A paperback is a book with a flexible card cover, usually attached by perfect binding — the pages are gathered, the spine edge is trimmed and roughened, and the block is glued into the cover. It is the most common book format and the most economical to produce.
What is perfect binding?
Perfect binding is the standard softcover method. Pages are gathered into a block, the spine edge is trimmed and roughened for adhesion, and the block is glued into a laminated card cover with a square printed spine. It is what you receive when you buy a paperback from a bookshop.
How much does it cost to print a paperback?
Printing is priced per copy and depends on page count, trim size, interior colour, paper stock and quantity. The unit price falls as the run grows, because setup is spread across more copies. Under about 500 copies digital printing is usually the better route; above that, offset becomes cheaper per copy.
Is there a minimum number of pages for paperback?
There is a practical minimum, because the glued spine needs enough thickness to hold the block — typically around 40 to 50 pages, though it varies by printer and paper. For thinner books, saddle stitch is usually the better route.
What trim size should a paperback be?
5.5 x 8.5 in is the most widely used size for novels, memoirs and narrative non-fiction. 6 x 9 in is the standard for business, self-help and general non-fiction. Both are economical because printers support them well. Choose the trim before laying out the interior.
What paper stocks are available?
Text stock is usually cream or white, 60lb to 80lb for black-and-white interiors. Cream reads longer without glare and suits fiction and memoir. White suits non-fiction, workbooks and anything with images. Colour interiors print on art paper at higher weights.
What cover finishes are available?
Covers are printed on card stock and laminated, usually matt, gloss or soft-touch. Matt reads more literary and shows fewer fingerprints. Gloss is brighter and more saturated. Soft-touch has a velvety feel that marks easily but photographs well.
Can I have a colour interior in a paperback?
Yes, though it costs more per page because colour prints on art paper with four-colour impressions. It is usually reserved for picture books, cookbooks, art titles and books with charts or diagrams that need colour to work.
Does a paperback need an ISBN and barcode?
If it will be sold in shops or through distributors, yes — a printed book is identified by its ISBN, and the barcode block goes on the back cover. If you are publishing an eBook only, an ASIN is sufficient and no ISBN is needed.