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Seagate BarraCuda 2TB (3.5") vs WD WD Black SN850X 2TB

Seagate BarraCuda 2TB (3.5")
$55
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WD WD Black SN850X 2TB
$159
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Key differences

  • •WD WD Black SN850X 2TB has higher Sequential read (7,300 vs 220)
  • •WD WD Black SN850X 2TB has higher Sequential write (6,300 vs 220)
  • •WD WD Black SN850X 2TB has higher Warranty (5 years vs 2 years)

Full spec comparison

Spec
Seagate BarraCuda 2TB (3.5")
WD WD Black SN850X 2TB
Performance
Capacity2000 GB2000 GB
InterfaceSATA 6Gb/sPCIe 4.0 x4
Form factor3.5"M.2 2280
ProtocolAHCINVMe 1.4
Sequential read2207,300▲
Sequential write2206,300▲
Reliability
Endurance (TBW)—1,200
DRAM cacheYesYes
NAND typeCMR/SMR mix by SKU3D TLC
Warranty2 years5 years▲

Ready to buy?

Seagate BarraCuda 2TB (3.5")

AmazonNeweggB&H

WD WD Black SN850X 2TB

AmazonNeweggB&H

Affiliate disclosure: As an Amazon Associate, PCTalkTalk Compare earns from qualifying purchases. We may also earn a commission from Newegg and B&H Photo Video links, at no extra cost to you.