Hardware Spec Index

Mirenta HD-7491 Ti 12TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD7491-TI · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,997 (Hard Drives scale)
Category rank#44,707
Street price$239
Power7 W
Performance per dollar8.36
Released2023

Specifications

BrandMirenta
ModelMirenta HD-7491 Ti
Capacity12 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledYes
Warranty2 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Novexa HD-1220 Ti 6TB 5,400 RPM CMR Surveillance Hard Drive1,004$79Compare
Mirenta HD-8004 Core 24TB 7,200 RPM CMR NAS Hard Drive2,891$469Compare
Novexa HD-3282 SE 28TB 7,200 RPM CMR Enterprise Hard Drive3,089$509Compare
Strivon HD-2633 Core 12TB 7,200 RPM SMR Desktop Hard Drive1,624$179Compare
Novexa HD-2721 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive1,539$149Compare
Altrix HD-2645 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive845$59Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-7491 Ti 12TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/5331691 (accessed 2026-10-20).