1080p, also known as Full HD or FHD, has a resolution of 1920 x 1080 pixels. Displays with 1080p are roughly twice the resolution of 720p but just a quarter of 4K. The "p" in 1080p is a holdover ...

The jump to 4K resolution is an effective quadrupling of 1080p. At 3840 pixels across and 2160 up and down, 4K jams four times as much information into the screen, with a whopping total of over 8 ...

The other thing to consider, though, is that while the 2K 1080p resolution has been left behind by 4K, it’s still good enough for YouTube, social media and playback on mobile devices. 1080p ...

So 1080p is the vertical resolution. Nearly all HDTVs have an aspect ratio of 1.78:1 (16x9, aka "widescreen"), so that means a horizontal resolution of 1,920 pixels (1,920x1,080).

A 1080p display might also be useful for simply viewing 1920×1080 content and not worrying about scaling. "Every time you rescale content that’s scaled for some other resolution, it’s not ...

Taking this a step further, we find that the lower limit of "resolution" of average eyes equates to roughly ½ the limit of acuity. In other words, the average person cannot see more than two spots ...

So 1080p is the vertical resolution. Nearly all HDTVs have an aspect ratio of 1.78:1 (16:9, aka widescreen), so that means a horizontal resolution of 1,920 pixels (1,920x1,080).