What's the difference between BD movies and HD movies? Which is better?

HD: HD with resolution of 1280×720 or above; BD: Blu-ray, resolution 1920X 1080P and above, so BD is better, so these two concepts are not at the same level and cannot be compared.

BD movies refer to Blu-ray discs, that is, Blu-ray movies. As the name implies, this is a movie burned on a Blu-ray disc. Generally speaking, Blu-ray movies have the characteristics of high definition because of the large capacity of Blu-ray discs. If a BD movie is not copied from a CD, it must have a Blu-ray player (hardware, similar to a DVD player), or a Blu-ray drive and a Blu-ray player can be installed on the computer.

A high-definition movie is high-definition, that is, high-definition, that is, high-definition.

Extended data

Film is a continuous image picture developed by the combination of mobile photography and slide show. It is a visual and auditory modern art, and it is also a synthesis of modern technology and art that can accommodate drama, photography, painting, music, dance, writing, sculpture, architecture and other arts.

In artistic expression, film not only has the characteristics of other arts, but also has the artistic skills of film combination, which is incomparable to all other arts. And movies can be copied and shown in large quantities. With the development of modern society, movies have penetrated into all aspects of human social life and are an indispensable part of people's daily life.