The highest display resolution of the Asus N56VJ is 1920 x 1080 pixels. That's 98% more display resolution than a 1366 x 768 pixels portable PC, which is the most common display resolution.
A 1920 x 1080 pixels display resolution is in fact the best display resolution across all notebook PCs of a comparable type and age to the N56VJ.
Across similar types of laptop the worst display resolution is 1366 x 768 pixels.
There are a number of alternative notebook PCs that have a display resolution of 1920 x 1080 pixels currently available which you might want to consider including because of it's better review score, the N56VJ, or the U500VZ (£649.99) both from Asus.