AC3 Versus MPEG1 audio compression

[W_Eagle]

Is AC3 audio compressed? Which is compressed more, AC3 or MPEG1 layer 2?

[bugster]

Is AC3 audio compressed? Which is compressed more, AC3 or MPEG1 layer 2?

Yes.
Depends on the bitrate.

[W_Eagle]

Thanks.
Both having the same bitrate, any difference in compression/quality?

[bugster]

Thanks.
Both having the same bitrate, any difference in compression/quality?

A Stereo mp2 and a stereo Ac3 at the same bitrate, from the same source. Ac3 should have better quality.

[W_Eagle]

Thanks again.