The Pavilion x360 has an HDD storage medium which is better than the SSD storage medium found on most laptops of this type and age. 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 notebook PCs that came out more than two years ago.
The best storage medium across similar types of portable PC is SSD.
There are a number of other laptops that have an HDD storage media currently available that you might want to consider including a cheaper portable PC such as the Lenovo Yoga[plb_2048562_price] or you might consider a higher rated portable PC such as the Lenovo Yoga[plb_2199634_price].
If you are looking for a portable PC with a better storage medium then you might also want to consider the Lenovo Yoga 2 Pro[plb_2032363_price] (SSD and cheaper).