Back to Error DirectoryAmazon Kindle Direct Publishing
KDP-COVER-DIMRetailer Warning

Cover Image Dimensions Suboptimal for Kindle Store

Cover image is below Amazon's recommended 1600x2560 (1:1.6) resolution.

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PreFlight audits cover resolution and flags undersized or warped cover assets before submission.

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What This Error Means in Plain English

Amazon recommends cover art be 1,600 x 2,560 pixels with a 1:1.6 aspect ratio. Low-resolution covers look pixelated and blurry on modern high-resolution Kindle Paperwhite devices.

Why Retailers & EAA Regulations Block This File

Flagged as a quality warning in KDP Quality Dashboard.

Technical Specification: Amazon guidelines recommend minimum dimensions of 1000 pixels on the shortest side, with ideal dimensions of 1600 x 2560 pixels.

Manual Fix Instructions (for Sigil / Calibre)

  1. Export your cover art from your cover designer at 1600 x 2560 pixels at 72-150 DPI.