Compare Hard Disk Drives

Compare Western Digital 4TB WD Red vs WD Black 4TB WD4001FAEX

Western Digital 4TB WD Red and WD Black 4TB WD4001FAEX are both hard disk drives with the same Capacity (4000 GB), Interface (SATA 6 Gb/s) and Form Factor (3.5"). The main differences are in Cache and RPM.

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Western Digital 4TB WD Red

WD Black 4TB WD4001FAEX

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Last updated 56 minutes ago.

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Brand

Western Digital

Brand

Western Digital

Model

WD40EFAX

Model

WD4001FAEX

Release Date

📅 January 2019

Release Date

📅 November 2012

* First availability for purchase, it may not correspond to the actual market launch date.

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Performance (Charts)

n/a

Performance (Charts)

76th / 637

Effective Value

-

Effective Value

103rd / 161

Price history

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Price history

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Price/GB

$0.02

Price/GB

$0.03

GB/$1

45.98

GB/$1

28.64

Capacity

4000 GB

Capacity

4000 GB

Cache

256MB

Cache

64MB

RPM

5400

RPM

7200

Interface

SATA 6 Gb/s

Interface

SATA 6 Gb/s

Form Factor

3.5"

Form Factor

3.5"

Options (3)

	6TB Red Hard Drive $324.45
	3TB Red Hard Drive $64.99
	2TB Red Hard Drive $199.90

Options (2)

	1 TB $109.20
	2 TB $154.49

Comparison and key differences summary

Reasons to buy the Western Digital 4TB WD Red:

75% cheaper, you can save $257.76
Newer Product, it was released around 6 years later
More Internal Cache (+192 MB available)

Reasons to buy the WD Black 4TB WD4001FAEX:

Higher Revolutions Per Minute (+1800 RPM)

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