The Schwinn retailed for $525 five years ago, so I would consider $400 a bad deal. Especially on such a low end bike.
http://www.bikepedia.com/quickbike/B...cuit&Type=bike
The Lemond could be nice as long as you're over 6' tall. Plan on taking it into a shop and having them give it a thorough tune-up if you don't know anything about bikes.