1080p scaled down, without a doubt. It contains much more data, so once you scale it to 480p it looks like super-sharp uncompressed video.

Reader Ralph writes in and asks: Does 480p and 16:9 Really Match? If a video game is 640x480 which is obviously not 16x9 how is the image 16x9? So is it some behind the scenes TV work that is going on ...

Verizon Wireless will start throttling video streams to resolutions as low as 480p on smartphones this week. Most data plans will get 720p video on smartphones, but customers won't have any option to ...