The Dell XPS 15 is a powerful, well-built machine with long-lasting battery life and a vibrant 4K display option. Power. Class. Endurance. The Dell XPS 15 ($999.99 to start, $1,499.99 and $1,999.99 as tested) offers them all. Dell’s premium mainstream notebook is a reliable, solid choice with its attractive design, vivid display options and long-lasting battery life. Toss in an 8th Gen Intel Core i7 processor and Nvidia GeForce GTX 1050 Ti Max-Q GPU, and you get really solid performance for creative professionals and those who want power in their portable notebook. But if you rely on the built-in webcam, everyone will have a great look at your nostrils.