What is WMA
WMA is developed by Microsoft. WMA is mostly used for Web music. WMA can be played on Microsoft’s Zune portable music player and the Disney Mix Stick MP3 Player.

What is MP3
MP3 is a compressed Audio format. It is developed by the Moving Picture Experts Group. MP3 is commonly used on music and audiobooks. It has near-CD quality sound, and roughtly 1/10 the size of a .WAV or .AIF file. MP3 can be played on iPod, Zune and other portable music players and mobile phone. (more…)