The Pavilion x360 has a better storage medium than most 2 in 1 laptops that have been on the market for around the same time as it. This HP laptop has an HDD storage medium, whereas most notebook PCs that have been around for a similar time 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 amongst all 2 in 1 laptops that have been around for around the same time as the Pavilion x360.
The best storage medium amongst similar types of portable PC is SSD.
It may also be worth also looking at one of the other notebook PCs that have an HDD storage media currently available including a cheaper laptop such as the HP ENVY x360 ($775.00) or you might consider a higher rated laptop such as the Lenovo Yoga 2 11.
If you want a laptop with a better storage medium then you might also want to consider the Acer Aspire Switch 11 SW5-171P (SSD), or the Lenovo Yoga ($955.00) (SSD) which is also cheaper.