What's the difference between a 4th generation iPod and previous versions?

Apple offers different types of iPod. In 2010, Apple upgraded its iPods in a big way. Apple brought big changes to its iPod Nano range.

Nano now comes with multi-touch display and also has a built in clip. The design of the mp3 player has also been drastically changed. For its iPod Touch, the company brought about drastic changes.

The display of the Touch was changed from LCD to Retina display, which is the same display used for iPhone. This display provides better clarity and sharpness with 960 by 640 resolution. IPod Touch 4th Generation also has camera, which can take still pictures and also has the facility of video recording in HD format.

IPod Touch 4th gen can also be used for video calling via its in-built camera.

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