26TB+ Hard Drive Deals UK 2026: Prime Big Deal Days Offers

· Prime Big Deal Days has ended; the prices below are still live.

As an Amazon Associate we earn from qualifying purchases. Prices and availability shown are from Amazon.co.uk at the last update and may change.

Amazon is flagging 13 offers on this selection right now. The cheapest new price per TB on this page is £2.50/TB, on the IBM 01PL041 DC Ultrium8 LTO8 without.

We track 22 in-stock listings for this selection on Amazon.co.uk. Offers below are shown as Amazon states them, then compared with the cheapest listings by £/TB.

Deals Amazon is flagging

In-stock listings where Amazon shows a deal badge, a Prime-exclusive offer, a list price above the current price or low stock. Sorted by Amazon’s stated saving in pounds. We add no verdict.

ProductCapacityPriceAmazon’s list priceAmazon’s stated saving£/TBConditionSold byBuy
Seagate Exos 26TB Internal Hard Drive, 3.5 Inch HDD, SATA3, 256MB Cache26 TB£599.00£688.58Was£89.5813%£23.04NewThird partyBuy on Amazon
IBM 01PL041 DC Ultrium8 LTO8 without Label 12-30TB 960m30 TB£75.00--£2.50NewThird partyBuy on Amazon
Seagate 26TB Expansion Desktop Hard Drive | USB 3.0 (STKP26000400) | Desktop HDD for easy backup, plug-and-play, drag-and-drop, auto detects Windows & Mac. 2-Year Warranty + 2-Year Rescue26 TB£801.95--£30.84NewThird partyBuy on Amazon
Western Digital WD 44TB My Book DuoDesktop RAID External Hard Drive USB 3.2 Gen 144 TB£1,399.99--£31.82NewAmazonPrimeBuy on Amazon
Seagate 30TB IronWolf Pro Internal NAS Hard Drive | SATA (ST30000NTZ11) | 7200 RPM. Professional NAS HDD. 24/7 performance, AgileArray, All-CMR, 550TB/year, health monitoring.30 TB£1,190.04--£39.67NewThird partyBuy on Amazon
WD 26TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0260HBK-NESN26 TB£1,176.47--£45.25NewAmazonPrimeBuy on Amazon
Seagate SkyHawk AI ST32000VE00 32TB 7200RPM 512MB 3.5" SATA Hard Drive32 TB£1,459.64--£45.61NewThird partyBuy on Amazon
WD Red Pro 26TB NAS 3.5" Internal Hard Drive - 7200 RPM, SATA 6 Gb/s, CMR, 512MB Cache26 TB£1,200.10--£46.16NewThird partyBuy on Amazon
Seagate 32TB IronWolf Pro Internal NAS Hard Drive | SATA (ST32000NTZ00) | 7200 RPM. Professional NAS Hard Drive (HDD) for 24/7 performance, AgileArray™, All-CMR, 550TB/yr.32 TB£1,499.99--£46.87NewThird partyBuy on Amazon
Western Digital 26TB WD Gold Enterprise Class SATA Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD261KRYZ26 TB£1,457.11--£56.04NewThird partyBuy on Amazon
iStorage diskAshur DT2 26 TB - Secure Encrypted Desktop Hard Drive - FIPS Level-2 - Password protected - Dust/Water Resistant26 TB£1,593.72--£61.30NewThird partyBuy on Amazon
iStorage diskAshur DT2 256-bit 26TB | FIPS Level 3 Certified | Secure encrypted Desktop Hard Drive | Password Protected26 TB£1,593.72--£61.30NewThird partyBuy on Amazon
iStorage diskAshur DT2 30 TB - Secure Encrypted Desktop Hard Drive - FIPS Level-2 - Password protected - Dust/Water Resistant30 TB£2,086.20--£69.54NewThird partyBuy on Amazon

Cheapest alternatives by £/TB

For each offer above, the 3 cheapest in-stock listings of the same type at the same capacity (hard drives within 2TB), with or without an Amazon offer.

New

ProductCapacityPriceAmazon’s list priceAmazon’s stated saving£/TBConditionSold byBuy
IBM 01PL041 DC Ultrium8 LTO8 without Label 12-30TB 960m30 TB£75.00--£2.50NewThird partyBuy on Amazon
Seagate Exos 26TB Internal Hard Drive, 3.5 Inch HDD, SATA3, 256MB Cache26 TB£599.00£688.58Was£89.5813%£23.04NewThird partyBuy on Amazon
Seagate 24TB One Touch Desktop Hard Drive | USB-C (STNB24000400) | Bus-powered HDD. Single cable. Requires 15W USB-C power. PC & Mac. Adobe CC & Mylio trial. 2-Year Warranty + 2-Year Rescue24 TB£589.99£763.99RRP£174.0023%£24.58NewAmazonPrimeBuy on Amazon
WD 28TB My Book Duo Desktop HDD USB 3.1 Gen 1 with software for device management, backup and password protection USB-C and USB-A cables RAID 0/1, JBOD28 TB£956.99--£34.18NewAmazonPrimeBuy on Amazon
Seagate 30TB IronWolf Pro Internal NAS Hard Drive | SATA (ST30000NTZ11) | 7200 RPM. Professional NAS HDD. 24/7 performance, AgileArray, All-CMR, 550TB/year, health monitoring.30 TB£1,190.04--£39.67NewThird partyBuy on Amazon
Seagate 8.9 cm (3.5") 32TB SATA3 IronWolf Pro 7200 512MB32 TB£1,413.66--£44.18NewThird partyBuy on Amazon

Renewed

ProductCapacityPriceAmazon’s list priceAmazon’s stated saving£/TBConditionSold byBuy
Seagate Exos 28TB internal server hard drive ST28000NM000C 3.5" HDD SATA 6Gb/s 7200RPM 512MB Cache (Renewed)28 TB£640.06--£22.86RenewedAmazonPrimeBuy on Amazon
Seagate Exos 24TB Internal Server Hard Drive ST24000NM000C 3.5 Inch HDD SATA 6Gb/s 7200RPM 512MB (Factory Recertified)24 TB£613.67--£25.57RenewedThird partyBuy on Amazon

Frequently asked questions

When is Prime Big Deal Days 2026?

Prime Big Deal Days 2026 runs on Amazon.co.uk on 6 and 7 October 2026, from 00:01 on 6 October to 23:59 BST on 7 October, with new offers appearing through both days.

Do I need Prime to get these offers?

Yes for offers marked Prime exclusive in our tables: Amazon reserves those for Prime members. The other prices shown are available to every Amazon.co.uk customer.

Is Amazon's list price reliable?

UK consumer protection rules require a reference price to be genuine, and we show it exactly as Amazon states it, with Amazon's own label, without recalculating it.

All Prime Big Deal Days 2026 storage deals

Last updated at 2026-10-22 18:00:46 UTC. As an Amazon Associate I earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed at the time of purchase will apply to the purchase of the product. CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC.