The New MacBook First impressions of Apple's thinnest MacBook ever Apple's new 12-inch MacBook (early 2015) is 13.1mm thin, weighs 907g, has a new keyboard and trackpad and even comes in gold. Here's our hands-on review of Apple's newest, slimmest and lightest laptop. Apple has unveiled its all-new 12-inch MacBook for 2015, simply called MacBook rather than MacBook Air or MacBook Pro - creating a new (or resurrected, perhaps) line of laptops to add to its expanding range. We spent some time with the new 2015 MacBook following Apple's special event on 9 March to bring you a hands-on 12-inch MacBook review and our first impressions of the thinnest, lightest MacBook ever. You'll immediately notice the bright, vivid and detailed Retina display on the new Macbook . It's 12 inches (diagonal), and has a resolution of 2304x1440, which equates to 226ppi (the current Retina 13-inch Macbook Pro has a resolution of ...