Hardware Spec Index

Mirenta HD-9861 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD9861-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index2,109 (Hard Drives scale)
Category rank#14,114
Street price$269
Power6 W
Performance per dollar7.84
Released2022

Specifications

BrandMirenta
ModelMirenta HD-9861 Ultra
Capacity8 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer220 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-1001 Ti 24TB 7,200 RPM CMR Enterprise Hard Drive2,333$429Compare
Altrix HD-8851 Pro 4TB 5,400 RPM SMR Desktop Hard Drive1,387$119Compare
Novexa HD-5428 SE 6TB 5,400 RPM CMR NAS Hard Drive1,688$189Compare
Altrix HD-6243 Prime 6TB 5,400 RPM CMR Surveillance Hard Drive1,408$139Compare
Strivon HD-5428 Max 4TB 5,400 RPM CMR Surveillance Hard Drive1,071$79Compare
Novexa HD-4352 SE 4TB 5,400 RPM CMR Surveillance Hard Drive1,369$139Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-9861 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/13664959 (accessed 2026-10-22).