Last week Lenovo said that it was modernizing its heavy-duty ThinkPad laptops in a variety of ways. Turns out some of those improvements are coming to its ThinkPad X1 Carbon, X1 Yoga, and X1 Tablet computers as well, which fall into Lenovo’s “ultraportable” business line.

The new, fifth-generation ThinkPad X1 Carbon laptop looks a lot like the previous model but is actually smaller, weighing less than 2.5 pounds (compared with the earlier 2.7-pound model) and cramming a full HD, 14-inch diagonal display into a 13-inch carbon fiber body. It runs on a new Kaby Lake processor and has a Qualcomm Snapdragon X7 LTE modem.

The new ThinkPad X1 Carbon also boasts a whopping 15.5 hours of battery life; reviews of the previous…

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