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KDP Cover Size Calculator

Calculate Amazon KDP paperback and hardcover cover size from trim size, page count, paper type, bleed, and DPI.

Last checked: 2026-05-03

Source confidence: Calculated Last checked: 2026-05-03 Source: KDP Cover Calculator and Templates Found a spec change? Send correction.

Interactive tool

KDP Cover Size Calculator

Calculate print cover dimensions for Amazon KDP before creating cover artwork.

Formula cover width = bleed + back cover + spine + front cover + bleed
ExampleInputResult
6x9 paperback, 300 pages 6 x 9 in, white paper 12.93 x 9.25 in before rounding
Spine width 300 x 0.002252 in 0.68 in

Workflow

Use KDP Cover Size Calculator in your sizing workflow

Calculate print cover dimensions for Amazon KDP before creating cover artwork.

InputTrim, pages and paper
OutputKDP cover size
Best beforeCanvas setup or export
StateBrowser-based calculation
Use this calculator after the interior manuscript is final. KDP cover width depends on front cover width, back cover width, spine width, and bleed.

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References

Sources and references

Calculator formulas follow KDP paperback cover guidance. Always compare the result with KDP downloadable templates for the exact publishing configuration.

Last checked: 2026-05-03