Verdict

For a NAS cache or write-heavy pool, the ZA1000NM1A002 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 ES price yet
ZA1000NM1A002
Seagate IronWolf 125 · 1TB · NAS
No ES price yet

Value at a glance

Endurance (TBW)
MZ-77Q1T0 360 TB
ZA1000NM1A002 1,400 TB

Price history

ES · cheapest per day

MZ-77Q1T0 €296 ZA1000NM1A002 €154
zoomed · drag to zoom
€297 €179 €61 Aug 2024 Dec 2024 Apr 2025 Aug 2025 Dec 2025 Apr 2026
MZ-77Q1T0 ZA1000NM1A002
Capacity 1 TB 1 TB
Form factor 2.5 2.5
Interface SATA SATA
NAND type QLC TLC
Endurance (TBW) 360 TB 1,400 TB
DWPD - 0.7
DRAM cache Yes Yes
Power-loss protection No No
Sustained write 80 MB/s -
Cost / TBW $0.878 -
Price / TB $316.23 -
Buy No ES price yet No ES 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.

ZA1000NM1A002

No Backblaze failure data for this model.