This configuration of the Dell Latitude XT Laptop Computer is a 3.5-pound, ultra portable notebook computer.Compared to other ultra portable notebooks on the market, it is midpriced at around $1,990.Has Wi-Fi (wireless connectivity) built-in.

This configuration of the Dell XPS M1730 is a 10.6-pound, mainstream consumer notebook computer.Compared to other general-purpose notebooks on the market, it is expensive at around $2,500.Has Wi-Fi (wireless connectivity) built-in.Features NVIDIA GeForce 8700M graphics with 256MB of video memory.