Compare Hard Disk Drives

Compare Western Digital Purple 2TB vs Purple Surveillance 4TB

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  2. Hard Disk Drives
  3. Western Digital Purple 2TB 🆚 Western Digital Purple Surveillance 4TB
Western Digital Purple 2TB and Western Digital Purple Surveillance 4TB are both hard disk drives with the same Cache (256MB), RPM (5400) and Interface (SATA 6 Gb/s). The main differences are in Capacity.
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Western Digital Purple 2TB WD Surveillance SATA 6 Gb/s 256 MB Cache 3.5" WD22PURZ
Western Digital Purple 2TB
Western Digital Purple Surveillance 4TB SATA 6 Gb/s 256 MB Cache 3.5" WD43PURZ
Western Digital Purple Surveillance 4TB
Prices
(Change region)
In Stock
$142.99
Last updated 3 minutes ago.
Out of Stock
$169.99
In Stock
Free shipping
$305.53
Prices
(Change region)
In Stock
Free shipping
$199.99
In Stock
$219.99
Last updated 5 minutes ago.
In Stock
Free shipping
$224.99
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Western Digital
Brand
Western Digital
Model
WD22PURZ
Model
WD43PURZ
Release Date
📅 October 2021
Release Date
📅 May 2023
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.04
Price/GB
$0.02
GB/$1
26.67
GB/$1
43.96
Capacity
2000 GB
Capacity
4000 GB
Cache
256MB
Cache
256MB
RPM
5400
RPM
5400
Interface
SATA 6 Gb/s
Interface
SATA 6 Gb/s
Form Factor
3.5"
Form Factor
3.5"

Comparison and key differences summary

Reasons to buy the Western Digital Purple 2TB:

  • 29% cheaper, you can save $57.00

Buy now

Reasons to buy the Western Digital Purple Surveillance 4TB:

  • Newer Product, it was released around 18 months later
  • More Capacity (+2000 GB available)

Buy now

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