Apple MacBook Air 13-inch (Thunderbolt)
The Apple MacBook Air 13-inch (Thunderbolt) is a formidable player in the ultraportable space, thanks to a Core i5 processor, the return of the backlit keyboard, and the addition of a Thunderbolt port.
Asus Zenbook UX31-RSL8
The Asus Zenbook UX31-RSL8 is the clear leader in the budding ultrabook category, with better overall performance and battery life than any competitor.
Acer Aspire S3
The Acer Aspire S3 ultrabook has a super-thin profile, larger storage capacity than competitors, and unmatched affordability.
Lenovo IdeaPad U300s
The Lenovo IdeaPad U300s, Lenovo's entry into the ultrabook arena, is as well-engineered as you'd expect, but it's not a knockout blow to its competitors.
Toshiba Portege Z835-P330
The Toshiba Portege Z835-P330 is the lightest, longest-lasting ultrabook we've seen yet, and its affordability adds sparkle to a system with moderate performance and limited graphics capability.