Sizing it up: MacBook Air vs. the rest

So just how thin and lightweight is the new 13.3-inch MacBook Air. We've pitted it against the 13.3-inch Dell XPS M1330, 13.3-inch Sony VAIO SZ, and Apple's own MacBook to see how it stacks up, literally. Not bad Stevie, not bad.
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Model	Weight (based on standard configuration)
ASUS Eee PC (7-inch)	2.0 pounds
Toshiba Portege R500 (12-inch)	2.16
Sony VAIO TZ (11.1-inch)	2.75
Apple MacBook Air (13.3-inch)	3.0
Dell XPS M1330 (13.3-inch)	3.97
Sony VAIO SZ (13.3-inch)	4.0
Apple PowerBook G4 (12-inch)	4.6
Apple MacBook (13.3-inch)	5.0
Apple MacBook Pro (17-inch)	6.8