# Quality Control

**URL:** <https://forums.speedlife.net/t/quality-control/251261>\
**Category:** Shift518 Automotive\
**Created:** [April 2, 2010, 11:35am UTC](https://forums.speedlife.net/t/quality-control/251261 "2010-04-02T11:35:17Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![99FRC](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/99frc/32/6335_2.png) [@99FRC](https://forums.speedlife.net/u/99FRC)\
**Post date:** [April 3, 2010, 5:51am UTC](https://forums.speedlife.net/t/quality-control/251261/5 "2010-04-03T05:51:18Z")

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> [@Sweet new purchase](https://forums.speedlife.net/t/sweet-new-purchase/30602/20):
>
> So what type of audio file format does Apple use? AAC or something like that? How does that stack up in terms of quality versus mp3, wma?

AAC is Apples MP3 basically. Apple Lossless is Apples FLAC. They are very similar in construction to their counterparts.

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