Ultra High Definition or UHD includes 4K UHD and 8K UHD. 4K UHD is 2160p which is 3840 pixels wide by 2160 pixels tall, which turns out to be four times as ma

Ultra High Definition or UHD includes 4K UHD and 8K UHD. 4K UHD is 2160p which is 3840 pixels wide by 2160 pixels tall, which turns out to be four times as many pixels as 1920 × 1080