Verdict

For a NAS cache or write-heavy pool, the MZ-V7S1T0 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
No IT price yet
MZ-V7S1T0
Samsung 970 EVO Plus · 1TB · Desktop
No IT price yet

Value at a glance

Price / TB
MZ-77Q1T0 $316.23
MZ-V7S1T0 $215.77
Endurance (TBW)
MZ-77Q1T0 360 TB
MZ-V7S1T0 600 TB

Price history

IT · cheapest per day

MZ-77Q1T0 €249 MZ-V7S1T0 €295
zoomed · drag to zoom
€297 €179 €62 Aug 2024 Jan 2025 May 2025 Oct 2025 Mar 2026 Jul 2026
MZ-77Q1T0 MZ-V7S1T0
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 $0.878 $0.360
Price / TB $316.23 $215.77
Buy No IT price yet No IT 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-V7S1T0

No Backblaze failure data for this model.