The Flex 2 15D has an HDD storage media which is better than most laptops of a similar spec and age to it. Most comparable spec portable PCs that were released more than two years ago have an SSD storage media. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
An HDD storage media is in fact the worst storage medium amongst all 2 in 1 laptops that have been on the market for more than two years.
Amongst similar types of portable PC the best storage medium is SSD.
If the storage medium of this 2 in 1 laptop is too bad for you then you might want to consider the Toshiba U920t[plb_1453648_price] (SSD) which also has a higher rating.