The Flex 14 has an HDD storage medium which is better than most laptops of this spec and age. Most laptops that have been available for around the same time as it have an SSD storage medium. 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 medium is actually the worst storage medium amongst all 2 in 1 laptops that have been on the market for a similar time to the Flex 14.
Amongst similar types of notebook PC the best storage medium is SSD.
There are a number of alternative laptops that have an HDD storage media currently available that you might also want to consider including the Lenovo Flex[plb_2694447_price] which is cheaper.
If the storage medium of this Lenovo portable PC is not good enough for you then you might want to consider the Lenovo Helix[plb_2608920_price] (SSD) which is also cheaper.