Listening Test Compares iTunes Plus to iTunes 128kbps

gizmodo.com — Comparing these two compression rates was tough, even when using a pair of state-of-the-art Ultrasone headphones. In our decidedly unscientific comparison, we listened to all the tunes at both compression rates in A/B comparisons with those phones, with iPod stock earbuds, on our kick-ass car stereo, and on our reference Dolby 5.1 system. May 30, 2007 View in Crawl 4