
Western Digital 6Tb Purple Surveillance 3.5" Hard Drive WD64PURZ Sata 6Gb/S/256M is priced at £335.71 — stable over the last 30 days.
Price last checked: 18 Apr 2026, 16:51
The Western Digital 6TB Purple Surveillance 3.5" Hard Drive is a high-capacity storage solution with a 6TB capacity and 3.5-inch form factor. It features a SATA 6 GB/s interface, providing a reliable connection for data transfer. This hard drive is suitable for surveillance systems, ideal for small to medium-sized businesses or homes requiring extensive storage for CCTV footage and other security applications.

£39.79/TB
Updated 1h ago

£30.50/TB
Updated 43m ago

£54.17/TB
Updated 50m ago

£35.90/TB
Updated 49m ago
Explains how to compare SSD endurance (TBW/DWPD), warranty terms, controller/DRAM design, and real-world performance metrics like sustained writes after SLC cache, 4K QD1 latency, and thermals.
NVMe vs SATA, TLC vs QLC, DRAM cache — cut through the jargon and pick the best SSD for your PC build or upgrade.