In mobile computing, I’m usually willing to put up with a little extra bulk and weight if it means I can actually get real work done. This is often true when it comes to tablets like the iPad Air–I’ll pack in an extra Bluetooth keyboard so I can type on airplanes. With my smartphone, I’ll use a backup battery case like those from Mophie if it means I can squeeze out more juice.

The Dell XPS 15 is one of those rare laptops that has some serious processing power, a stunning 4K touch display, and a speedy 512GB solid state drive but is also thin enough, at .7-inches, to work on business trips and not just sit on a desk somewhere collecting dust. It costs $2,549 for the higher-end config I tested with all of the trimmings mentioned above, but there’s a model without 4K touch that costs $1,599.

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