This week we’ve got the newest offering in the ultraportable PC space with the Lenovo IdeaPad U400 sitting on the review block, and with its simplistic appearance, Core i5 processor inside, and classic “breathable” Lenovo keyboard, we’ve got what would appear at first to be an all-round lovely little number. This laptop has a 14-inch HD display, up to 4 hours of battery life off the cord, and it runs Windows 7 Home Premium out of the box. Is this the relatively tiny yet super powerful Windows machine you’ve been looking for all your life?

Hardware

This machine is nowhere near as light as the MacBook Air, and is not nearly as unique looking as the Alienware M17x (or the smaller 15), but you’re not in this for Apple or for light-up keys and gaming prowess, are you? You want a Lenovo laptop, and because you’ve been more than satisfied with the U260 IdeaPad you purchased at the start of 2011, you assume that this new much more powerful device will bump you up in every way. What you might want to consider though, in that case, is that the casing on this device isn’t the same super soft rubbery-like plastic you got with the U260 series, instead its a cold, smooth, silvery aluminum that’ll stick to your tongue if you’ve just gotten it in from the UPS truck – that’s a true story right there – believe it!
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https://www.slashgear.com/lenovo-ideapad-u400-review-06200500/