400-page Paperback (B&W)
Exact KDP printing cost, royalty table, and live calculator for a 400-page Paperback (B&W). Know your numbers before you set your price.
The headline number for 400-page Paperback (B&W)
A 400-page Paperback (B&W) costs $5.80 to print. At a list price of $9.99, you earn $0.19 royalty per copy on Amazon's 60% channel. You need to price above $9.67 to earn anything at all.
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Royalty breakdown at key price points
| List price | Printing cost | Royalty (60%) | Royalty (40%) |
|---|---|---|---|
| $2.99 | $5.80 | — | — |
| $4.99 | $5.80 | — | — |
| $6.99 | $5.80 | — | — |
| $7.99 | $5.80 | — | — |
| $8.99 | $5.80 | — | — |
| $9.99sweet spot | $5.80 | $0.19 | — |
| $11.99 | $5.80 | $1.39 | — |
| $14.99 | $5.80 | $3.19 | $0.20 |
| $17.99 | $5.80 | $4.99 | $1.40 |
| $24.99 | $5.80 | $9.19 | $4.20 |
60% = direct Amazon channel. 40% = expanded distribution (other retailers). All figures are US marketplace, estimated.
Compare: 400 pages across book types
| Book type | Printing cost | Sweet spot royalty | Sweet spot price |
|---|---|---|---|
| Paperback (B&W)current | $5.80 | $0.19 | $9.99 |
| Hardcover (B&W) | $11.60 | $0.00 | $17.99 |
| eBook | n/a | $3.28 | $4.99 |
| Color Paperback | $29.00 | $0.00 | $14.99 |
How pricing works for a 400-page Paperback (B&W)
Who actually publishes at this length
400-page paperbacks anchor epic fantasy, ambitious memoir, in-depth non-fiction, and serious historical fiction. Books > Science Fiction & Fantasy > Fantasy > Epic, Books > Biographies & Memoirs, and Books > History all peak at 380 to 440-page paperbacks. This is the page count buyers assume for a 'doorstopper' read.
Pricing dynamics at 400 pages
$16.99 to $19.99 is the conversion-optimal range. Below $16.99 the price-per-page math signals discount publication. Above $19.99 you bump into major-publisher trade prices. The page-count anchor (buyers feel the book's weight) supports premium pricing in a way 200-page paperbacks cannot.
For your exact scenario: printing costs $5.80 per copy ($1.00 fixed plus $0.01 per page). Break-even list price is $9.67. At the sweet-spot price of $9.99 you earn $0.19 royalty per Amazon sale on the 60% channel.
Real examples in this category
Brandon Sanderson's 'Mistborn' (672 pages mass market, 432 paperback) lists $16.99 paperback. Tara Westover's 'Educated' (352 pages) at $17 paperback. Most epic fantasy at 400 pages from indies prices $17.99 to $19.99. Hannah Kent's 'Burial Rites' (322 pages) at $17 paperback.
The common mistake at this page count
Not splitting at this length when you should. A 400-page indie debut often sells worse than two 200-page books at the same combined word count, because reviewers worry about pacing. If your story has natural break points, consider duology pricing strategy over single-volume.
Margin math, in concrete terms
Print cost is $5.80. At $18.99 your royalty is $5.59 per copy. At $14.99 it's $3.19 - a $2.40/copy difference. For a strong 400-page memoir selling 500 copies/month, that pricing difference is $1,200/month and $14,400/year - one decision compounds.
All figures shown are calculated against the KDP 2026 US-marketplace pricing formula: paperbacks at $1.00 fixed + $0.012/page, hardcovers at $6.80 fixed + $0.012/page, color paperbacks at $1.00 fixed + $0.07/page. Royalty channel: 60% for Amazon-direct sales, 40% for expanded distribution. Live numbers on this page reflect a 400-page paperback (b&w).
Tips for your 400-page Paperback (B&W)
Price above break-even
Your break-even is $9.67. Price at least $1.50 above this for meaningful income.
Sweet spot: $7.99 to $9.99
This range converts well and keeps your margin healthy for most paperback page counts.
Test expanded distribution
Enable expanded distribution for zero extra cost. Even at 40% royalty, extra sales add up.
Use white paper for fiction
KDP offers white and cream paper. Cream paper is traditional for fiction; white for non-fiction workbooks.
Avoid the $2.99 trap
A $2.99 paperback signals low quality and earns almost nothing. Price for value, not impulse.
Series pricing strategy
Price book 1 low ($5.99 to $6.99) to drive readers into the series, then price books 2+ at $9.99.
Common questions about this scenario
Compare formats at 400 pages
Other page counts for Paperback (B&W)
Related KDP pricing guides
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