United Kingdom
Amazon KDP Royalty Calculator UK
Estimate fees and profitability with source-linked assumptions. Results are planning estimates and should be checked against official platform and tax guidance.
Last Updated
2026-07-03
Approved snapshot
Inputs
Basic estimate mode: start with price, cost, shipping, ads, and quantity.
Advanced options
Open only when you need platform-specific fees, tax, scenario notes, and saved-draft metadata.
Net profit
£5.74
Status
Profitable
Profit per unit
£5.74
Max ad spend
£5.74
Margin
44.2%
Fee rate
40%
Return on cost
280.2%
Break-even
£3.42
Break-even buffer
£9.57
Target price
£7.98
Target margin gap
14.2%
Target profit price
£36.75
Target profit gap
-£14.26
Estimate the selling price needed to reach either target with the current costs, fees, and platform options.
Share calculation
Copy the current inputs, margin, and fee lines as a plain-text summary.
Next step
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Profit breakdown
Revenue, costs, fees, and remaining profit.
Price sensitivity
Net profit and margin if the selling price moves 30% below or above the current price.
| List price | Net profit | Margin |
|---|---|---|
| £9.09 | £3.40 | 37.4% |
| £10.39 | £4.18 | 40.3% |
| £11.69 | £4.96 | 42.5% |
| £14.29 | £6.52 | 45.7% |
| £15.59 | £7.30 | 46.9% |
| £16.89 | £8.08 | 47.9% |
Fee lines
Royalty share retained by Amazon
Amazon distribution: 60% royalty plan
£5.20
Printing cost
Black ink on white or cream paper, regular trim, printing cost above 110 pages for 120 pages
£2.05
Traceable formula
- KDP paperback printing costs vary by trim size group and print option: black ink, groundwood, standard color, or premium color.
- KDP hardcover printing costs vary by regular/large trim size and black ink or premium color ink.
- Black ink paperbacks use fixed short-page tiers, then base cost plus per-page cost above the short-page threshold.
- Standard color and premium color paperback printing costs use option-specific base cost plus per-page cost.
- Amazon distribution royalty uses 50% below the marketplace low-price threshold and 60% above it.
- Expanded Distribution royalty uses 40%.
- Kindle eBook 70% royalty = 70% x (list price - delivery cost) when the list price is inside the marketplace range.
- Kindle eBook 35% royalty = 35% x list price and does not deduct delivery cost.
- Paperback estimated royalty = list price x selected royalty percent - printing cost.
Compliance note
UK publishing VAT treatment differs by format. Validate ebook and print treatment with HMRC before making tax decisions. Standard Amazon paperback sales use 50% below the UK list-price threshold and 60% above it; Expanded Distribution uses 40%. Kindle eBook 70% royalty is available only inside the official list-price range and deducts delivery cost before royalty is calculated.
FAQ
Does this calculate final UK VAT?
No. It highlights VAT considerations and estimates royalty mechanics only.
Disclaimer: This calculator is for planning and educational use only. It does not provide tax, legal, financial, or accounting advice. Platform policies and tax rules can change; use the official sources before making business decisions. Public policy references are linked for Fair Use context and remain owned by their respective publishers.