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Product comparison · 2 nas & storage servers

Seagate BlackArmor NAS 420 vs Seagate BlackArmor NAS 440

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  • 10specifications compared
  • 6differ
  • 4identical
  • 19known for one product only

Key differences

  • Total installed storage capacity
    • 4 TB
    • 12 TB
  • Number of storage drives installed
    • 2
    • 4
  • Storage drive capacity
    • 4 TB
    • 3 TB
  • Storage drive interface
    • Serial ATA II
    • Serial ATA, Serial ATA II
  • Weight
    • 4.8 kg
    • 6.16 kg
  • Dimensions (WxDxH)
    • 160 x 269 x 207 mm
    • 207 x 269 x 160 mm

Side by side

Differences highlightedShow differences only
29 specifications
A

Seagate

BlackArmor NAS 420View product
B

Seagate

BlackArmor NAS 440View product
Storage4 differ
Total installed storage capacityDiffers4 TB12 TB
Number of storage drives installedDiffers24
Storage drive capacityDiffers4 TB3 TB
Storage drive interfaceDiffersSerial ATA IISerial ATA, Serial ATA II
HDD speed7200 RPM7200 RPM
RAID levels0, 1, 5, 10, JBOD0, 1, 5, 10, JBOD
Number of storage drives supportedKnown for one4
Storage drive sizeKnown for one3.5"
Networkidentical
Supported network protocolsCIFS, NFS, HTTP, HTTPS, FTP, BonjourCIFS, NFS, HTTP, HTTPS, FTP, Bonjour
Cabling technologyKnown for one10/100/1000BASE-T(X)
Maximum data transfer rateKnown for one1000 Mbit/s
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports22
USB 2.0 ports quantityKnown for one4
Designidentical
Display typeKnown for oneLCD
Product colourKnown for oneBlack
Performanceidentical
Number of usersKnown for one50 user(s)
Management protocolsKnown for oneCIFS, NFS, HTTPS, FTP
Access Control List (ACL)Known for oneYes
Weight & dimensions1 differ
WeightDiffers4.8 kg6.16 kg
Weight (imperial)Known for one4.79 kg (10.6 lbs)
Logistics dataidentical
Products per palletKnown for one24 pc(s)
Harmonized System (HS) codeKnown for one84714100
Other features1 differ
Compatible operating systemsKnown for oneMicrosoft Windows XP, Vista Linux Kernel 2.6.7 + Mac OS X 10.4.11 + Apple Safari 3.1 +
Dimensions (WxDxH)Differs160 x 269 x 207 mm207 x 269 x 160 mm
Minimum RAMKnown for one256 MB
Minimum processorKnown for onePentium III, 500MHz
Package dimensions (WxDxH)Known for one236 x 365 x 241.3 mm
Supported protocolsKnown for oneMicrosoft RALLY
Networking featuresKnown for oneGigabit Ethernet

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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