Hardware Spec Index

Altrix HD-2781 Ultra 6TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD2781-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,517 (Hard Drives scale)
Category rank#25,730
Street price$149
Power5 W
Performance per dollar10.18
Released2019

Specifications

BrandAltrix
ModelAltrix HD-2781 Ultra
Capacity6 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer190 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
Mirenta HD-8416 Prime 12TB 7,200 RPM CMR Surveillance Hard Drive2,345$329Compare
Altrix HD-4502 SE 8TB 7,200 RPM CMR Desktop Hard Drive1,553$159Compare
Strivon HD-1649 Plus 12TB 7,200 RPM CMR Surveillance Hard Drive1,932$259Compare
Strivon HD-6933 Core 16TB 7,200 RPM CMR Enterprise Hard Drive2,293$359Compare
Novexa HD-3114 Max 28TB 7,200 RPM CMR Enterprise Hard Drive2,576$529Compare
Mirenta HD-6194 XT 12TB 7,200 RPM CMR Desktop Hard Drive2,103$299Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-2781 Ultra 6TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/43672831 (accessed 2026-10-22).