Dell's Adamo is .65-inches thick at its thickest point, weighs four pounds, has a 13.4" 1,366 x 768 display, 2GB of RAM, and Intel GMX4500 video. Dell claims 5 hours of battery life, and it has 2 USB ports and a USB/eSata combo port. It has a 1.2 GHz Core 2 Duo CPU and comes in black or white.
At $2,000 to start, it makes the MacBook Air look cheap. For $2,700, you get WWAN, a faster processor, and 4GB of RAM. It's available for pre-order now.