You may create or edit an image on your 17-inch laptop with an HD screen (129.584 PPI), but know that you'll be displaying it on an 84-inch 4K UHD display (52.45 PPI) in the office next week.

The Alienware AW2725Q uses a QD-OLED panel with a 4K resolution, which is uncommon ... you’ll find that the AW2725Q offers 166 pixels per inch (ppi), which is the highest density currently ...