Seagate IronWolf 8TB NAS Hard Drive vs Ubiquiti UniFi Cloud Gateway Ultra

What separates them

These two differ on 2 recorded specifications. The Seagate IronWolf 8TB NAS Hard Drive is $60.99 dearer. They are different kinds of product — nas hard drive against network gateway and controller — so read the table as two spec sheets rather than a like-for-like.

Seagate IronWolf 8TB NAS Hard Drive vs Ubiquiti UniFi Cloud Gateway Ultra

Seagate

Seagate IronWolf 8TB NAS Hard Drive

$189.99

This is a CMR drive, not SMR, which is the specification that actually matters in a NAS -- shingled drives can take days to rebuild an array and several vendors shipped them into this class without saying so.

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Ubiquiti

Ubiquiti UniFi Cloud Gateway Ultra

$129.00

It is a router and the UniFi controller in one box, which removes the separate Cloud Key from a small deployment and is the main reason to choose it.

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Who the Seagate IronWolf 8TB NAS Hard Drive is for

Buy it if: NAS and small server arrays that need CMR recording and a rated workload figure.

Avoid it if: Quiet desktop builds and archival storage, where a slower drive is cheaper and cooler.

Who the Ubiquiti UniFi Cloud Gateway Ultra is for

Buy it if: Small sites wanting routing, firewalling and the UniFi controller from one appliance.

Avoid it if: Deployments heading past about 30 UniFi devices, which need a Dream Machine Pro or a separate controller.

Specifications, side by side

2 of 19 rows differ. Differences first.

SpecificationSeagate IronWolf 8TB NAS Hard DriveUbiquiti UniFi Cloud Gateway Ultra
Price$189.99$129.00
Rated powerAbout 8.8 W in operation, 7.0 W idleAbout 12 W
Warranty3-year limited warranty1-year limited hardware warranty
Annual energy use not publishedAbout 105 kWh a year running continuously, roughly $18 at $0.17 per kWh
Bay supportRated for enclosures up to 8 bays not published
Cache256 MB not published
Capacity8 TB not published
Client capacity not publishedAbout 300 concurrent clients
Cooling not publishedFanless
InterfaceSATA 6 Gb/s not published
LAN ports not published4 x Gigabit Ethernet
Managed devices not publishedAbout 30 UniFi devices
MTBF1 million hours not published
Rated workload180 TB per year not published
Recording technologyCMR, conventional magnetic recording not published
Rotational speed7,200 rpm not published
Routing throughput not publishedAbout 1 Gbps with IDS and IPS enabled
Storage not published128 GB internal for logs and controller data
Sustained transfer rateAbout 210 MB/s not published
WAN port not published1 x 2.5 Gigabit Ethernet

Every row is a figure one or both products record. A blank is a figure the catalogue does not hold, not a zero.

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