Hardware Spec Index

Mirenta HD-4940 Core 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD4940-CORE · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,548 (Hard Drives scale)
Category rank#32,581
Street price$149
Power5 W
Performance per dollar10.39
Released2021

Specifications

BrandMirenta
ModelMirenta HD-4940 Core
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
Altrix HD-1754 XT 16TB 7,200 RPM CMR NAS Hard Drive2,374$339Compare
Novexa HD-2565 Core 16TB 7,200 RPM CMR NAS Hard Drive2,723$489Compare
Altrix HD-9355 Ultra 8TB 7,200 RPM CMR NAS Hard Drive1,951$269Compare
Altrix HD-8811 Ultra 28TB 7,200 RPM CMR Enterprise Hard Drive2,865$479Compare
Mirenta HD-7247 Edge 2TB 5,400 RPM CMR Surveillance Hard Drive970$69Compare
Novexa HD-7483 Core 12TB 7,200 RPM CMR NAS Hard Drive1,755$219Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4940 Core 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/41369829 (accessed 2026-10-24).