Can't you get all LCD screens to look like that at 100% brightness in a dark room at a certain angle?
The N4's screen is certainly not like a Sony where viewing angles can be a problem.
Here's another extreme viewing angle from the same review, all I can see is poor calibration and a less effective polariser system.

Here's another extreme viewing angle from the same review, all I can see is poor calibration and a less effective polariser system.
