480p_mp4
Many users find the quality indistinguishable from HD on standard smartphone screens, particularly for casual viewing.
“I don't see much difference on my pixel... 480p isn't awful on a average sized (5-5.5 inch) phone screen” Reddit · r/NoContract · 8 years ago 480p_mp4
On modern high-definition displays, 480p can appear blurry or pixelated because it only has about one-fourth the pixels of 1080p. However, users frequently find it "completely acceptable" on smartphone screens where the pixel density is high enough to mask the lower resolution. Many users find the quality indistinguishable from HD
