
WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, CMR, 256MB Cache has risen 17.1% over the last 30 days, currently at £220.00.
Price last checked: 18 Apr 2026, 16:54
The WD Red Plus 4TB NAS 3.5" Internal Hard Drive is a 3.5-inch hard disk drive with a capacity of 4TB, featuring a SATA 6 Gb/s interface and 5400 RPM class performance. This drive is designed for use in NAS systems, utilising NASware 3.0 technology to improve storage performance, compatibility, and reliability. It is suitable for home or business users requiring a reliable storage solution for sharing and organising digital content, particularly those with smaller to medium-sized NAS setups.
WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, CMR, 256MB Cache has increased 17.1% over the last 30 days to £220.00. The 30-day average is £200.69. If you need this product soon, buying before further increases may be worthwhile.

£36.00/TB
Updated 1h ago

£31.00/TB
Updated 52m ago

£37.07/TB
Updated 51m ago

£38.11/TB
Updated 51m 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.