The Getac S400G3 Premium has an SSD storage medium which is better than the HDD storage medium found on most portable PCs of this age and spec. Solid State Drives (SSD) store data in semiconductors on a circuit board rather than using magnetic or optical media. Solid State Drives have no moving parts which makes them very fast and reliable.
An SSD storage medium is actually the best storage medium across all laptops that have been available for a comparable time to the S400G3 Premium.
The worst storage medium across comparable types of portable PC is HDD.
If the storage medium of this medium processor core notebook PC is not good enough for you then you might also want to consider the Elitebook 820 G2[pl_2886802_price] (SSD), or the EliteBook 820 G2[pl_2897415_price] (SSD) both from HP.