Sony VAIO VPCYB35KX/S Notebook PC - Silver for $519.99

Whether you're looking for a lightweight laptop for frequent travel or just need a compact PC within easy reach around the house, the Sony VAIO YB3 Series laptop PC is a great option at only 3.23 pounds. Its thin profile and compact 11.6-inch screen size make it a cinch to tote or easily slip in and out of carrying cases. And you'll get up to 5.75 hours of on-the-go battery life.