Verdict

These are comparable SSDs. The WDS200T1R0C 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.

MZ-V7S2T0
Samsung 970 EVO Plus · 2TB · Desktop
£269 (£134.50/TB)
WDS200T1R0C
WD Red SN700 · 2TB · NAS
£450 (£225.00/TB)

Value at a glance

Price / TB
MZ-V7S2T0 $170.82
WDS200T1R0C $232.86
Endurance (TBW)
MZ-V7S2T0 1,200 TB
WDS200T1R0C 2,500 TB

Price history

UK · cheapest per day

MZ-V7S2T0 £269 WDS200T1R0C £450
zoomed · drag to zoom
£500 £310 £120 Aug 2024 Jan 2025 Jun 2025 Nov 2025 Mar 2026 Aug 2026
MZ-V7S2T0 WDS200T1R0C
Capacity 2 TB 2 TB
Form factor M.2 M.2
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 1,200 TB 2,500 TB
DWPD - -
DRAM cache Yes Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.285 $0.186
Price / TB $170.82 $232.86
Buy
£269
View at Amazon →
£450
View at Amazon →

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.

MZ-V7S2T0

No Backblaze failure data for this model.

WDS200T1R0C

No Backblaze failure data for this model.