Verdict

These are comparable SSDs. The ZP2000GM3A063 is rated for the most write endurance, so it lasts longest in a NAS that sees steady writes; for light use any is fine and price decides.

WDS200T4X0E
WD Black SN7100 · 2TB · Desktop
£280 (£139.98/TB)
ZP2000GM3A063
Seagate FireCuda 530R · 2TB · Desktop
No UK price yet

Value at a glance

Endurance (TBW)
WDS200T4X0E 1,200 TB
ZP2000GM3A063 2,400 TB

Price history

UK · cheapest per day

WDS200T4X0E £280
zoomed · drag to zoom
£280 £260 £240 Aug 21 Aug 26 Aug 31 Sep 5 Sep 10 Sep 16
WDS200T4X0E ZP2000GM3A063
Capacity 2 TB 2 TB
Form factor M.2 M.2
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 1,200 TB 2,400 TB
DWPD - -
DRAM cache No Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.263 -
Price / TB $157.59 -
Buy
£280
View at Amazon →
No UK price yet

Highlighted cells mark the stronger spec for a NAS build. Failure rates from Backblaze Drive Stats where available; $/TB uses the cheapest live price. Buy links are Amazon affiliate.

WDS200T4X0E

No Backblaze failure data for this model.

ZP2000GM3A063

No Backblaze failure data for this model.