Hardware Spec Index

Mirenta HD-3781 Plus 28TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD3781-PLUS · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index2,962 (Hard Drives scale)
Category rank#17,137
Street price$519
Power9 W
Performance per dollar5.71
Released2025

Specifications

BrandMirenta
ModelMirenta HD-3781 Plus
Capacity28 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer320 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Strivon HD-9133 Ti 6TB 5,400 RPM CMR NAS Hard Drive1,449$159Compare
Mirenta HD-9517 Prime 8TB 7,200 RPM SMR Desktop Hard Drive1,314$119Compare
Altrix HD-2407 SE 2TB 5,400 RPM SMR Desktop Hard Drive614$59Compare
Mirenta HD-9403 Edge 20TB 7,200 RPM CMR NAS Hard Drive2,695$489Compare
Mirenta HD-5065 Pro 4TB 5,400 RPM CMR Surveillance Hard Drive962$79Compare
Strivon HD-7571 Pro 16TB 7,200 RPM CMR NAS Hard Drive1,775$219Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-3781 Plus 28TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/984840 (accessed 2026-10-21).