Mirenta NS-4491 Pro 2-Bay NAS (1GbE)
NAS Systems · Mirenta · SKU NS4491-PRO · Released 2019 · Updated 2026-10-27
Key facts
| Benchmark index | 2,420 (NAS Systems scale) |
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| Category rank | #17,435 |
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| Street price | $299 |
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| Power | 27 W |
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| Performance per dollar | 8.09 |
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| Released | 2019 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-4491 Pro |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 48 TB |
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| Processor | 4-core ARM, 1.7 GHz |
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| Memory | 4 GB DDR4 |
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| Network | 2× 1GbE |
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| M.2 NVMe slots | None |
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| PCIe expansion | None |
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| RAID | RAID 0/1, JBOD |
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| File system | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 1 |
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Related guides
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| Model | Benchmark | Price | Compare |
|---|
| Halcyra NS-4483 Edge 5-Bay NAS (2.5GbE, M.2 Cache) | 4,625 | $1,169 | Compare |
| Mirenta NS-6310 Ultra 12-Bay NAS (10GbE, M.2 Cache) | 6,467 | $1,939 | Compare |
| Novexa NS-8634 Ultra 2-Bay NAS (2.5GbE) | 2,189 | $269 | Compare |
| Novexa NS-7035 Core 4-Bay NAS (1GbE) | 2,721 | $389 | Compare |
| Mirenta NS-1074 XT 12-Bay NAS (10GbE, M.2 Cache) | 6,234 | $1,599 | Compare |
| Halcyra NS-8742 Edge 5-Bay NAS (1GbE, M.2 Cache) | 5,768 | $1,709 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-4491 Pro 2-Bay NAS (1GbE)”, https://vextor7.com/item/65021076 (accessed 2026-10-27).