Not exact matches
Read
here for Nuovoyance (Samsung's company in charge of
PenTile) explanation.
Here's an image from Nuovoyance showing
Pentile vs RGB matrix (which they call a «legacy» matrix):
But even Samsung admits that a real - stripe RGB matrix is better than
Pentile, for example here's some marketing image from Samsung showing how a non-Pentile display (the Super AMOLED Plus) is better than the pentile Super
Pentile, for example
here's some marketing image from Samsung showing how a non-
Pentile display (the Super AMOLED Plus) is better than the pentile Super
Pentile display (the Super AMOLED Plus) is better than the
pentile Super
pentile Super AMOLED:
It turns out that my calculations about the
pentile matrix were incorrect - it fact it uses 2 sub-pixels for each pixel while a «real» RGB matrix (or Real - Stripe as Samsung calls it) uses 3 sub-pixels for each pixels - and
here's your 50 % increase.
From what I can tell, this is extremely subtle
here — unlike what I saw on the Moto Photon 4G which surely has a
Pentile matrix.
Super AMOLED Plus drops the
PenTile matrix used in Samsung's previous generation AMOLEDs, and so have 50 % sub pixels (see explanation
here).
For the benefit of those who haven't followed this controversy,
here's a refresher:
PenTile displays generally don't deliver the pixelation - free appearance that you'd rightfully expect when you purchase a smartphone with a stated resolution of 1280 x 720 and a pixel density of 306ppi.
The actual problem with the Alpha's display is its reliance on Samsung's
PenTile subpixel tech, which has long been terrible, but
here doesn't have the super-high pixel count of a Galaxy S5 to mask its issues.
Like the Droid 3, Droid Bionic, Atrix, and Droid X2, the Droid 4 has a washed out,
PenTile LCD display (read about it
here).