The low-power Core M processors that Intel released towards the end of 2014 allowed manufacturers to deliver laptops that were remarkably slim and light (not to mention expensive), such as Lenovo's Yoga 3 Pro and Apple's revamped MacBook.
Smaller than most 13-inch laptops; Weighs just 1.3kg; Sixth-gen Core i5 CPU delivers good performance; All-day battery life
Battery life falls short of Dell's 18-hour claim; Moderate 1,920x1,080 resolution on entry-level model; Thunderbolt 3 port requires adapters for HDMI/Ethernet