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Difference between Blu Ray and DVD

Difference between Blu Ray and DVD

Blu-ray and DVD discs may look alike, but there are some important differences between them. For example, Blu-ray discs can store more data than DVDs, so they can provide better image quality and sound. Additionally, Blu-ray players offer additional features that DVDs players don’t have. So if you’re looking for the best possible viewing experience, a Blu-Ray player is the way to go.

What is a Blu Ray?

A Blue-ray is a high-capacity optical disc format developed to enable the recording, rewriting, and playback of high-definition video and high-density storage of large amounts of data. The format was developed to compete with the HD DVD format. Blu-ray discs are currently used for storing high-definition video and data in a variety of applications, including archival storage, gaming, movies, and television shows. The format offers several advantages over HD DVD, including higher storage capacity, more robust copy protection, and better resistance to physical damage. However, Blu-ray faces competition from newer formats such as Ultra HD Blu-ray and HD DVD.

What is DVD?

DVD is a digital versatile disc that can be used to store data, applications, and video. It has a capacity of 4.7GB and can be played on a DVD player. DVD was developed in 1995 by Sony, Philips, Toshiba, and Hitachi. It is an optical disc format that uses a red laser to read data. DVDs are commonly used to store movies and television shows. They are also used to store music, photos, and data. DVDs are writable, meaning they can be recorded by a DVD recorder. DVD recorders use a laser to write data onto the DVD. DVD players use a laser to read the data on the DVD. DVDs are rewriteable, meaning they can be recorded multiple times.

Difference between Blu Ray and DVD

While DVDs and Blu-Rays might look similar, they actually use different technologies to store and play movies. DVDs are encoded using a format called MPEG-2, which uses a lower resolution than Blu-Ray. As a result, DVDs tend to have poorer image quality, especially on larger screens. Blu-Rays, on the other hand, use a much higher resolution format called MPEG-4 AVC. This allows for much higher quality images and sound, making Blu-Rays the preferred choice for movies and TV shows. In addition, Blu-Rays can hold more information than DVDs, so they can also be used for storing other types of data like video games and computer files.


Blu-ray discs and DVDs offer different features, so it is important to know the difference before making a purchase. In general, Blu-rays provide better quality video and audio than DVDs. They also include extra features such as deleted scenes, director’s commentary, and documentaries.

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