Ultrabook -- Intel’s trademarked brand -- are manufactured to reduce bulk without sacrificing battery life. The use of low power Intel Core processors, unibody chassis and solid state drives to comply with the above criteria and are a class of high-end subnotebooks. Owing to the reduced size, they omit common laptop features like ethernet ports and optical disc drives.
They are understood as a Macbook air which are not manufactured by Apple or a notebook which are not incommensurate or a laptop which is on a crash diet. The idea is to make laptops more convenient and powerful. Term"Ultrabook" is purely marketing and was coined by Intel to specify laptops with particular specifications for the upcoming generation of portable PCs which features its technology distinguishing them from other ultra portable laptops. They are featured with Intel Core i3, Core i5 or Core i7 processors, USB 3.0 connectivity for fast file transfers and fast SSD storage.
They feature long life battery and instant-on convenience like that of a tablet, without sacrificing a good-sized keyboard and the reliable desktop software. They are more expensive than most of the mid-range home laptops having price range $999 to nearly $2,000. The very best Ultrabooks reviewed include Asus ZenBook UX305, Dell Latitude E7450, Toshiba Portege Z10t, Lenovo ThinkPad X1 Carbon and HP Spectre 13 Ultrabook.