Verdict

These are comparable SSDs. The WDS100T1R0C 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-V7S1T0
Samsung 970 EVO Plus · 1TB · Desktop
$229 ($229.11/TB)
WDS100T1R0C
WD Red SN700 · 1TB · NAS
No US price yet

Value at a glance

Price / TB
MZ-V7S1T0 $215.77
WDS100T1R0C $281.97
Endurance (TBW)
MZ-V7S1T0 600 TB
WDS100T1R0C 2,000 TB

Price history

US · cheapest per day

MZ-V7S1T0 $229 WDS100T1R0C $286
zoomed · drag to zoom
$299 $192 $85 Aug 2024 Jan 2025 May 2025 Oct 2025 Feb 2026 Jul 2026
MZ-V7S1T0 WDS100T1R0C
Capacity 1 TB 1 TB
Form factor M.2 M.2
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 600 TB 2,000 TB
DWPD - -
DRAM cache Yes Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.360 $0.141
Price / TB $215.77 $281.97
Buy
$229
View at Amazon →
No US 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.

MZ-V7S1T0

No Backblaze failure data for this model.

WDS100T1R0C

No Backblaze failure data for this model.