Hardware Spec Index

Mirenta HD-6947 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD6947-PRIME · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index1,217 (Hard Drives scale)
Category rank#21,006
Street price$109
Power5 W
Performance per dollar11.17
Released2020

Specifications

BrandMirenta
ModelMirenta HD-6947 Prime
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-4622 XT 4TB 5,400 RPM CMR Surveillance Hard Drive1,217$99Compare
Altrix HD-7622 XT 12TB 7,200 RPM CMR Desktop Hard Drive2,407$389Compare
Novexa HD-6653 Max 20TB 7,200 RPM CMR NAS Hard Drive2,583$489Compare
Altrix HD-2725 Ti 2TB 5,400 RPM CMR Surveillance Hard Drive1,119$99Compare
Altrix HD-3325 Ultra 16TB 7,200 RPM CMR Enterprise Hard Drive2,644$389Compare
Strivon HD-6639 Max 6TB 5,400 RPM CMR Surveillance Hard Drive1,002$89Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-6947 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/28110709 (accessed 2026-10-22).