Hardware Spec Index

Mirenta HD-4686 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD4686-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,200 (Hard Drives scale)
Category rank#10,482
Street price$99
Power5 W
Performance per dollar12.12
Released2021

Specifications

BrandMirenta
ModelMirenta HD-4686 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
Mirenta HD-7690 Pro 24TB 7,200 RPM CMR Enterprise Hard Drive2,648$389Compare
Mirenta HD-2548 Max 12TB 7,200 RPM CMR Desktop Hard Drive2,305$309Compare
Mirenta HD-8964 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive609$49Compare
Altrix HD-2777 Edge 2TB 5,400 RPM SMR Desktop Hard Drive780$59Compare
Altrix HD-3727 Plus 4TB 5,400 RPM CMR Surveillance Hard Drive1,294$99Compare
Novexa HD-6871 Prime 20TB 7,200 RPM CMR Enterprise Hard Drive2,952$599Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4686 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/17196293 (accessed 2026-10-22).