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.

WDS200T1R0C
WD Red SN700 · 2TB · NAS
€533 (€266.30/TB)
WDS200T2R0A
WD Red SA500 · 2TB · NAS
€498 (€249.22/TB)

Value at a glance

Price / TB
WDS200T1R0C $232.86
WDS200T2R0A $209.54
Endurance (TBW)
WDS200T1R0C 2,500 TB
WDS200T2R0A 1,300 TB

Price history

ES · cheapest per day

WDS200T1R0C €533 WDS200T2R0A €498
zoomed · drag to zoom
€668 €406 €144 Nov 2024 Mar 2025 Aug 2025 Jan 2026 Jun 2026 Nov 2026
WDS200T1R0C WDS200T2R0A
Capacity 2 TB 2 TB
Form factor M.2 2.5
Interface NVMe SATA
NAND type TLC TLC
Endurance (TBW) 2,500 TB 1,300 TB
DWPD - -
DRAM cache Yes Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.186 $0.322
Price / TB $232.86 $209.54
Buy
€533
View at Amazon →
€498
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.

WDS200T1R0C

No Backblaze failure data for this model.

WDS200T2R0A

No Backblaze failure data for this model.