This type of display is fundamentally better at contrast and saturation because the light is being
emitted by each pixel, instead of being emitted from a back light, then color - filtered.
Not exact matches
If you are not familiar with LCD vs. AMOLED displays, you should know that OLED / AMOLED display have
pixels that
emit light, instead of using a backlight which is then filtered
by colored
pixels.
Unlike LCD displays, which
emit light evenly across the entire panel, AMOLED displays can achieve perfect black
by simply not backlighting black
pixels.
Some
Pixel 2 units are also
emitting weird ticking or clicking sounds which can only be removed
by disabling NFC.
The scanner uses a light sensor system that is able to read fingerprints
by emitting light through the gaps between the OLED screen's
pixels.
A
Pixel 2 owner
by the name of «Roy M.» posted on the Google product forums to report that his
Pixel 2 was
emitting a high - pitch frequency sound as well as clicking under a specific set of circumstances.