Verdict

For a NAS cache or write-heavy pool, the WDS100T1R0A is the safer pick - the CT1000P3PSSD8 uses QLC NAND, which wears out faster and slows badly under sustained writes (light, read-mostly use only).

CT1000P3PSSD8
Crucial P3 Plus · 1TB · Desktop
No CA price yet
WDS100T1R0A
WD Red SA500 · 1TB · NAS
No CA price yet

Value at a glance

Price / TB
CT1000P3PSSD8 $103.56
WDS100T1R0A $17.26
Endurance (TBW)
CT1000P3PSSD8 220 TB
WDS100T1R0A 600 TB

Price history

CA · cheapest per day

CT1000P3PSSD8 C$245 WDS100T1R0A C$215
zoomed · drag to zoom
C$289 C$184 C$79 Aug 2024 Dec 2024 Apr 2025 Aug 2025 Jan 2026 May 2026
CT1000P3PSSD8 WDS100T1R0A
Capacity 1 TB 1 TB
Form factor M.2 2.5
Interface NVMe SATA
NAND type QLC TLC
Endurance (TBW) 220 TB 600 TB
DWPD - -
DRAM cache No Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.471 $0.029
Price / TB $103.56 $17.26
Buy No CA price yet No CA 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.

CT1000P3PSSD8

No Backblaze failure data for this model.

WDS100T1R0A

No Backblaze failure data for this model.