Bose is certainly on top of the noise-canceling headphone
market. Its QuietComfort 2 headset was a runaway success, even
at the hefty price of $299 (list). With the release of the Bose
QuietComfort 3 (QC3), the company appears to be testing the
limits of what consumers will spend for a little peace and
quiet. Significantly smaller than its predecessor, the
QuietComfort 3 seems like it wouldn't be able to cut out as much
noise, but like the Sennheiser PXC-250, it exceeds expectations.
The QuietComfort 3 does offer a few advantages—and a few trade-
offs—but at $349, this simply isn't a must-have upgrade.  Read
the full review of the Bose QuietComfort 3.