Verdict

For a NAS cache or write-heavy pool, the MZ-V8P1T0BW is the safer pick - the MZ-77Q1T0 uses QLC NAND, which wears out faster and slows badly under sustained writes (light, read-mostly use only).

MZ-77Q1T0
Samsung 870 QVO · 1TB · Desktop
$319 ($318.57/TB)
MZ-V8P1T0BW
Samsung 980 PRO · 1TB · Desktop
No US price yet

Value at a glance

Endurance (TBW)
MZ-77Q1T0 360 TB
MZ-V8P1T0BW 600 TB

Price history

US · cheapest per day

MZ-77Q1T0 $319 MZ-V8P1T0BW $219
zoomed · drag to zoom
$357 $218 $80 Nov 2024 Mar 2025 Aug 2025 Jan 2026 Jun 2026 Nov 2026
MZ-77Q1T0 MZ-V8P1T0BW
Capacity 1 TB 1 TB
Form factor 2.5 M.2
Interface SATA NVMe
NAND type QLC TLC
Endurance (TBW) 360 TB 600 TB
DWPD - -
DRAM cache Yes Yes
Power-loss protection No No
Sustained write 80 MB/s -
Cost / TBW $0.773 -
Price / TB $278.13 -
Buy
$319
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-77Q1T0

No Backblaze failure data for this model.

MZ-V8P1T0BW

No Backblaze failure data for this model.