Western Digital Blue 500GB vs Purple Surveillance 4TB Hard Disk Comparison

Western Digital Blue 500GB and Western Digital Purple Surveillance 4TB are both hard disk drives with the same RPM (5400) and Interface (SATA 6 Gb/s). The main differences are in Capacity, Cache and Form Factor.

Save comparison

Western Digital Blue 500GB	Western Digital Purple Surveillance 4TB
Prices (Change region) Out of Stock Free shipping $32.60 Out of Stock Free shipping $41.99 - Buy now	Prices (Change region) In Stock Free shipping $199.99 In Stock $224.90 Last updated 55 minutes ago. In Stock Free shipping $224.99 In Stock Free shipping $229.99 Out of Stock $229.99 Out of Stock $239.99 Show 3 more offers
* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure) * 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 WD5000LPVX	Model WD43PURZ
Release Date 📅 August 2013	Release Date 📅 May 2023
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★★ (498 reviews) Add a product review	User reviews Add a product review
Performance (Charts) 151st / 637	Performance (Charts) n/a
Effective Value 63rd / 161	Effective Value -
Price history View Details ►	Price history View Details ►
Price/GB $0.07	Price/GB $0.05
GB/$1 15.34	GB/$1 20
Capacity 500 GB	Capacity 4000 GB
Cache 8MB	Cache 256MB
RPM 5400	RPM 5400
Interface SATA 6 Gb/s	Interface SATA 6 Gb/s
Form Factor 2.5"	Form Factor 3.5"