The Radius 11 L15W has an HDD storage medium which is better than most 2 in 1 laptops that have been available for a similar time to it. Most notebook PCs of a similar spec and age to 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.
This portable PC's storage medium (HDD) is in fact the worst storage medium across all notebook PCs of a comparable age and spec to the Radius 11 L15W.
The best storage medium across comparable types of portable PC is SSD.