360p for small screens and small files
360p is useful when storage or mobile data matters more than fine detail. It remains watchable on a phone, but text and wide shots can appear soft.
480p for basic standard definition
480p gives a modest improvement over 360p without a large jump in size. It works for casual viewing on phones and smaller embedded players.
720p for a sensible everyday balance
720p is often the most practical choice. It looks clear on phones, tablets and many laptops while remaining easier to store and transfer than full HD.
1080p when detail matters
1080p is a strong choice for desktop viewing, presentations, tutorials and footage containing small text. It normally takes longer and needs noticeably more storage than 720p.
1440p and 4K for large displays
These resolutions can preserve fine detail on large monitors and televisions. They also produce much larger files. Choose them only when the source offers them and the extra detail will be visible on your target screen.
Frame rate matters too
A 60 fps stream can look smoother than a 30 fps stream during games, sports and fast movement. It may also be larger. YTDownload shows frame rate beside a resolution when the source reports it.
Helpful things to remember
Choosing the best YouTube video quality is easier when you match the resolution to your screen. A phone rarely needs the same file size as a large television, and a spoken presentation may not benefit from 4K picture quality.
YTDownload shows the resolutions found for each video, including common options such as 360p, 480p, 720p and 1080p. If a quality is not listed, it was not available for that particular link.