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Old 12-23-2020, 06:37 PM   #25
jhowell
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Posts: 7,024
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Join Date: Nov 2011
Location: Charlottesville, VA
Device: Kindles
Quote:
Originally Posted by twynn92 View Post
As I care more about the semantics for reading purposes, assume that these low-resolution images are human-viewable for the majority of screen sizes and image types? I mean it's roughly half the size for each image, e.g., 22.8 vs. 10.4 MB for 206 images, hopefully the pictures, maps, hand-written material, etc are not too blurry?
Regular KF8 files have images that are of acceptable quality at Kindle screen resolutions, but they will often not show any more detail if zoomed in. It's too bad that there is no single Kindle format that has the best of everything.

As another example, I did a test using a Kindle book with lots of images, Better Homes and Gardens 13x9 The Pan That Can: 150 Fabulous Recipes. The product description for this book shows it as having 307 pages and taking 114MB.

Downloading it using "Download & transfer via USB" yields a 20MB AZW3 file. It contains 173 image files with the largest being 128KB.

Downloading the same book using Kindle for PC yields a combined 114MB KFX file. It also has 173 images, but the largest is 2MB (about 16x larger).
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