Finding the right cover size for a publisher can often be confusing. That’s why we made this quick and easy overview for all eBook authors out there.
Preparing your eBook cover for publishing also includes resizing your cover for the different stores and publishers. Here’s a simple list of eBook cover sizes. Of course all of these publishers might also accept other eBook cover sizes but these are the most common or recommended sizes from their websites. A resolution of 72 dpi (dots per inch) is best for eBooks and usually the file size should not exceed 2 MB.