Cd Dvd Blu Ray Difference

Cost effective relative to cd.

Cd dvd blu ray difference. The metal layer used for recording is placed beneath the labelling side in the cd. Cd dvd and blu ray writing speeds modern compact discs support a writing speed of 52 and higher with some modern dvds supporting speeds of up to 24. The main difference between cds and dvds is the size of available storage. It is important to note that the speed of writing a dvd at 1 1 385 000 bytes per second is approximately 9 times as fast as writing a cd at 1 153 600 bytes per second.

It has a large amount of capacity. Compatible with most older. Difference between cd and dvd is that cd or also known as compact disc is small and portable round medium disc made of molded polymer used for storing data or information electronically. Blu ray discs get their name from the type of laser needed to burn the data onto the discs which is blue and violet.

With a cd you ll get around 700mb at the most. Provides high density as compared to cd. A compact disk can hold up to 700 mb of data while a digital versatile disk can hold a maximum 17 gb of data. What is the difference between blu ray disc dvd cd.

Blu ray discs are a much higher density upgrade on the dvd standard. Just as dvd meant a 5 to 10 times increase in storage capacity compared to cd blu ray disc will increase dvd capacity by 5 to 10 times. Key differences between blu ray and dvd advantages of blu ray. While dvd stores data instructions and information in a slightly different manner and thus achieves a higher storage capacity.

It is backward compatible. This is due among other reasons to the usage of a blue instead of a red laser and improved lens specifications allowing for a much smaller focus laser beam which enables the recording of much smaller and higher density pits on the disc. The cd is mainly used for distributing music. Tagged with difference between cd dvd and blu ray difference between cd dvd and blu ray disk difference between cd dvd and blu ray disc difference between cd dvd and blue ray what factor allow cd and dvd and blue ray disks all to be read by the same drive difference between blu ray dvd cd.

Blu ray the grooves on a blu ray disc are much thinner and closer together because the blue laser used to read the disc has a shorter wave length and is two and a half times thinner than the red laser. This allows the blu ray disc to squeeze almost five times as many grooves on to a disc exactly the same size as a dvd. The dvd can store more data and therefore used to distribute movies. Demanding more hd space the blu ray disc can hold up to 50 gb.