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Seagate: Expansion STKP4000400. HDD capacity: 4 T vs One Touch STKZ4000401 external hard driv

Two tech & gaming deals from Seagate, side by side · prices checked 26 Oct 2026

Seagate−45%

Seagate Expansion STKP4000400. HDD capacity: 4 TB HDD size: 3.5". USB version: 3.2 Gen 1 (3.1 Gen 1). Product colour: Black

£104.80£191.05

at Quzo UKView deal →

Seagate−24%

Seagate One Touch STKZ4000401 external hard drive 4 TB 3.5" USB Type-C 3.2 Gen 1 (3.1 Gen 1) Black, Silver

£149.99£196.99

at Back to the OfficeView deal →

	Expansion STKP4000400. HDD capacity: 4 T	One Touch STKZ4000401 external hard driv
Price today	£104.80	£149.99
Previous price	£191.05 (Amazon price)	£196.99 (Amazon price)
Discount	45%	24%
You save	£86.25	£47
Retailer	Quzo UK	Back to the Office

The short version: the Expansion STKP4000400. HDD capacity: 4 T is the cheaper of the two at £104.80 (£45.19 less than the One Touch STKZ4000401 external hard driv). The bigger discount is on the Expansion STKP4000400. HDD capacity: 4 T at 45% off its amazon price. So the same product wins on both price and saving. Both prices were checked this morning and link straight to the retailer.