Dell inspiron 5559 has a WXGA display with a TN panel . It has a 15.6-inch ( 39.62 cm) screen with a resolution of 1366 x 768, 16: 9 aspect ratio and pixel density of 100 ppi, at 0.253 x 0.253 mm pixel pitch.These all features make it one of the best in its range. Awesome laptop, no heating issues, except while playing high end games with good graphics. Mouse pad sensitivity is superb. Supports multitasking without lag.
Also dell service is good.