The Lenovo Flex 2 has a better storage medium than most comparable spec laptops that were launched more than two years ago. This Lenovo portable PC has an HDD storage medium, whereas most portable PCs of this age and type 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 in fact the worst storage medium amongst all 2 in 1 laptops that are a comparable age to the Flex 2.
Amongst similar types of notebook PC the best storage medium is SSD.