![]() ![]() A DVD's tracks are 0.74 micrometers apart, whereas its dumps are just 0.4 micrometers apart. In CDs, the distance between helical tracks is 1.6 micrometers, while the distance between each tiny bump on the disc is 0.834 micrometers. What makes this possible? More data can be stored on a DVD than on a CD because the tiny bumps are much smaller and more closely compacted. In contrast, a DVD has a storage capacity of up to 17 GB, which can hold 5,304 minutes of audio or more than 6 hours of video. You should be aware of the following three main distinctions: Storage CapacityĪ CD has a maximum data storage capacity of 700MB, which equates to 350 JPEG pictures or 80 minutes of music. In addition, there are variations in storage space, playing capabilities, and the exclusive availability of double-sided recording on DVDs. The primary distinction between CD and DVD is storage type, with CD serving as an audio storage format while DVD serves as an all-purpose storage type. What is the Difference between a CD and a DVD? The way a DVD and CD operate is the only distinction between them. Both formats use the same technology, and to the human eye, they appear identical. What is a DVD?Ī DVD is the same as a conventional CD. It is scanned by a low-intensity infrared laser, which detects and interprets a succession of small bumps translated into sound. The disc rotates between 200 and 500 revolutions per minute (rpm) when a CD is put in a CD player. A plastic disc called a CD is used to store digital data. ![]()
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