Hardware Spec Index

Novexa HD-7685 Plus 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Novexa · SKU HD7685-PLUS · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,141 (Hard Drives scale)
Category rank#44,785
Street price$99
Power5 W
Performance per dollar11.53
Released2021

Specifications

BrandNovexa
ModelNovexa HD-7685 Plus
Capacity4 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer180 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Novexa HD-9221 Core 4TB 5,400 RPM CMR Surveillance Hard Drive648$49Compare
Altrix HD-2489 Max 4TB 5,400 RPM CMR Surveillance Hard Drive1,404$129Compare
Mirenta HD-6983 Prime 12TB 7,200 RPM CMR Surveillance Hard Drive2,459$419Compare
Novexa HD-3020 XT 12TB 7,200 RPM SMR Desktop Hard Drive1,612$189Compare
Novexa HD-1494 SE 4TB 5,400 RPM SMR Desktop Hard Drive816$59Compare
Mirenta HD-5741 SE 12TB 7,200 RPM SMR Desktop Hard Drive2,401$319Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-7685 Plus 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/6425739 (accessed 2026-10-25).