video resolutions:
- Standard Definition (SD)480p, 4:3 aspect ratio, 640 x 480 pixels. This resolution was widely used from the early 1950s to the mid-2000s.
- High Definition (HD)720p, 16:9 aspect ratio, 1280 x 720 pixels. This resolution is ideal for general viewing on smaller screens.
- Full High Definition (Full HD)1080p, 16:9 aspect ratio, 1920 x 1080 pixels. This resolution is common for most modern content and provides excellent detail and clarity.
- Quad HD (2K)1440p, 16:9 aspect ratio, 2560 x 1440 pixels. This resolution offers higher resolution than Full HD and is great for high-quality video and gaming.
- Ultra High Definition (UHD or 4K)2160p, 1:1.9 aspect ratio, 3840 x 2160 pixels. This resolution is perfect for large screens and high-end productions.
- 8K resolution4320p, 16:9 aspect ratio, 7680 x 4320 pixels. This is the highest current resolution and is typically reserved for cinema and commercial projects.