Quote:
Originally Posted by jswinden
Are you talking about the Paperwhite? If so I read where the resolution is 212 ppi. You can also figure it out by calculating the number of pixels across the diagonal of the 6" screen then dividing that by 6 to get the ppi.
The new screen is 768 px wide by 1024 px tall, so to calculate the diagonal number of pixels:
Diagonal PX = SQROOT ((1024 x 1024) + (768 x 768)) = 1280 px
PPI = 1280 / 6 = 213.33
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Here's an easy online calculator I use for PPI:
Pixel Density Calculator