It even boasts of a higher resolution density of 169
pixel dots per inch, compared with the iPad's 132.
Not exact matches
I have read conjecture that Amazon may never upgrade the 300
pixel -
per -
inch screen, because it is enough to convince the human eye it is reading solid, ink on paper words, rather than assembled
dots.
Screen is 1,440 x 1,440
pixels square, with 453
dots per inch, or DPI, resolution.
This translates to a display
pixel density of 170
dots per inch (dpi), which is quite impressive in its own right.
It features a 300
dots -
per -
inch E Ink display with enhanced contrast and twice as many
pixels as the Nook GlowLight (text and images do pop a little more); Barnes & Noble says it's on par with the Amazon Kindle Paperwhite's screen.
There are usually about 150 to 200 capsules (think
pixels or
dots)
per inch.
However, dpi is
dots per inch, a measurement for print only; ppi is
pixels per inch, a measurement for screens only.
This gives you the
Pixels or
Dots per inch.
So an image input to the printer providing information that it should be printed at 300
pixels per inch will look better the higher the
dots per inch setting because the printer will lay down more ink in each
inch of printing the higher the setting.
Here you see dimensions (this can be measured in
inches, centimeters or
pixels), book cover size (width and height) and resolution measured in dpi (
dots per inch).
Of these readers, we gave preference to devices with
pixel density of 300
dots per inch, the highest available in any ebook reader and what most models offer.
The
pixels are as small as 100 micrometers wide, giving the display a resolution of 300
dots per inch.
What's more, this device has the same
dots per inch as the larger
Pixel released this year.
Unfortunately it's not quite high - resolution enough to prevent you from being able to discern individual
pixels when you wear it, and the HTC Vive Pro, with its 78 % increase in
dots per inch, offers a much sharper screen in addition to built - in audio, which the original Vive lacks.