Type of Podcast

Bit Rate
(type of MP3
encoding to use)

Amount of
Compression

(how much you shrink the file)
Audio Quality
File Size

Mostly or All Music

128 kbps
Stereo / 44 kHz
Some (11:1)
CD Quality
(used for most
music MP3s)
Small
(1.0 MB / Min)
Talk with Some Music
96 kbps
Stereo /44 kHz
More (14:1)
Near CD
Smaller
(0.7 MB / Min)
Talk Only
64 kbps
Stereo / 22 kHz
Most (22:1)
Like FM Radio
Smallest
(0.5 MB/Min)

Podcast Compression & Storage Table

from How to Pocast Tutorial