The HP Mobile Thin Client mt41 has a better storage medium than most notebook PCs of this type and age. This HP notebook PC has an SSD storage medium, whereas most notebook PCs of a comparable type and age to it have an HDD storage medium. 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.
This notebook PC's storage medium (SSD) is actually the best storage medium amongst all notebook PCs of this spec and age.
Amongst comparable types of notebook PC the worst storage medium is HDD.
Portable PCs with a better storage medium that might also be worth looking at include the T420s (£833.00) (SSD), or the S540 (SSD) both from Lenovo.