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Cheapest Seagate drives ranked by price per terabyte

Live Seagate hard drive and SSD prices from Amazon.co.uk, ranked by cost per terabyte (£/TB). Compare Seagate models by value, capacity and condition, and check the price history before buying. Updated daily via Keepa.

last updated: 2026-09-04 17:31:16
Condition
Region
Fulfilment
Type
Capacity 0TB
Unlimited
Per
What do these mean? Full info in the FAQ ›
£/TB Price Size Tech Form Factor Condition Description
£23.04£599.0026 TBHDD3.5"Renewed
£23.54£659.0028 TBHDD3.5"Renewed
£24.17£579.9924 TBHDDExternalNew
£24.60£492.0020 TBHDDExternalNew
£24.69£395.0016 TBHDDExternalNew
£26.03£676.7526 TBHDDExternalNew
£26.39 £633.31+3.0% 24h24 TB3.5"Renewed
£27.04£649.0024 TBHDDExternalNew
£28.00£279.9710 TBHDDExternalNew
£28.13£562.6320 TBHDDExternalNew
£29.17£525.0018 TB3.5"Renewed
£30.00£179.976 TBHDDExternalNew
£30.00£119.994 TBHDDExternalNew
£30.00£240.008 TBHDDExternalNew
£30.42£364.9812 TBHDDExternalNew
£30.79 £430.99-25.3% 24h14 TBHDD3.5"New
£31.25 £499.99-9.1% 24h16 TBHDDNew
£31.60£189.616 TBHDD3.5"New
£32.19£515.0016 TBHDD3.5"Renewed
£32.19£515.0016 TB3.5"Renewed
£32.38£259.008 TBHDDNew
£32.47£519.5816 TBHDDExternalNew
£32.50 £585.00-40.9% 24h18 TBHDDNew
£32.58 £390.99+0.0% 24h12 TBHDD3.5"New
£33.06£595.0018 TBHDD3.5"Renewed
£33.13£265.008 TBHDD3.5"New
£33.20£398.4012 TB3.5"Renewed
£33.75£269.998 TBHDDExternalNew
£33.80 £169.00-1.2% 24h5 TBHDDExternalNew
£34.69 £555.00+12.8% 24h16 TBHDDNew
£34.72£625.0018 TBHDD3.5"New
£35.00£70.002 TBHDD3.5"New
£36.06 £577.00-0.2% 24h16 TBHDD3.5"New
£36.19 £579.07-3.8% 24h16 TBHDD3.5"New
£36.25£435.0012 TBHDDNew
£36.40£181.995 TBHDDExternalNew
£36.61£1,025.0028 TBHDDNew
£36.74 £183.68-11.7% 24h5 TBHDD2.5"New
£36.85£515.8414 TBHDDExternalNew
£37.09£1,038.5728 TBHDDExternalNew
£37.30£745.9920 TB3.5"New
£37.40£186.995 TBHDDExternalNew
£37.49£299.928 TBHDD3.5"New
£37.67£225.996 TBHDD3.5"New
£37.99£189.975 TBExternalNew
£38.00£607.9916 TBHDD3.5"New
£38.06£609.0016 TBHDD3.5"New
£38.33£230.006 TB3.5"New
£38.33£230.006 TBNew
£38.40 £191.99+11.0% 24h5 TBHDDExternalNew
£38.44£615.0016 TBHDD3.5"New
£38.50£153.994 TBHDDExternalNew
£38.51£154.024 TBHDDNew
£38.57£154.264 TBHDDNew
£38.75 £154.99-2.5% 24h4 TBHDD3.5"New
£38.90£389.0010 TBHDDExternalNew
£39.20£392.0010 TBHDD3.5"New
£39.50£316.028 TBHDD3.5"New
£39.85£797.0420 TBHDDNew
£39.88£319.008 TB3.5"New
£40.00£240.006 TBHDD3.5"New
£40.00 £400.00+2.6% 24h10 TBHDD3.5"New
£40.00£1,200.0030 TBHDDNew
£40.29 £483.47+0.0% 24h12 TBHDD3.5"New
£40.66£243.976 TBHDD3.5"New
£40.83£245.006 TBHDDNew
£40.94£655.0216 TBHDDNew
£41.00£409.9910 TBHDD3.5"New
£41.00£410.0010 TBHDD3.5"New
£41.00£410.0010 TB3.5"New
£41.12£328.988 TBHDDNew
£41.25£329.998 TBHDDExternalNew
£41.25£990.0024 TBHDDNew
£41.37 £330.99+1.4% 24h8 TBHDD3.5"New
£41.88£335.048 TBHDDNew
£42.00£209.995 TBHDDExternalNew
£42.00£210.005 TBHDD2.5"New
£42.25£169.004 TBNew
£42.49£339.958 TBExternalNew
£42.50£169.994 TBHDD2.5"New
£42.50£170.004 TBHDD3.5"New
£42.60£425.9910 TBExternalNew
£42.97£1,375.0032 TBHDDNew
£43.00£171.994 TBHDD3.5"New
£43.34£520.0212 TBHDDNew
£43.66 £611.26+6.5% 24h14 TBHDD3.5"New
£43.90£438.9910 TBHDD3.5"New
£44.08£1,057.9924 TBHDD3.5"New
£44.42£533.0012 TBHDD3.5"New
£44.80£447.9910 TBHDD3.5"New
£47.13£377.008 TBHDD3.5"New
£47.61£285.676 TBHDDNew
£48.00£95.992 TBHDDExternalNew
£48.00£48.001 TBHDDNew
£48.21£674.9014 TBHDD3.5"New
£48.26£772.2016 TBHDD3.5"New
£48.27£289.606 TBNew
£48.75 £975.00+32.7% 24h20 TBHDD3.5"New
£49.00£195.994 TB3.5"New
£49.02 £196.08+0.1% 24h4 TBHDDNew

Seagate drives: ranges and best value

Seagate is one of the two big hard-drive makers, with ranges aimed at different jobs. The table above ranks every Seagate drive by cost per terabyte:

  • Seagate BarraCuda — mainstream desktop hard drives.
  • Seagate IronWolf / IronWolf ProNAS-rated for always-on use.
  • Seagate Exos — high-capacity enterprise drives, often the lowest £/TB at large sizes.
  • Seagate Expansion / Backup Plus — portable and desktop external drives.

Compare Seagate with Western Digital on value, and check the price history on any drive before you buy.

Frequently asked questions

How does disks.co.uk rank Seagate?

We rank every Seagate by real cost per terabyte (£/TB) — the live Amazon.co.uk price divided by capacity — so the best value appears at the top. Prices refresh several times a day from Keepa, with 24-hour movement and all-time-low flags.

Which Seagate drive is the best value?

The Seagate drives above are ranked cheapest-first by £/TB. Seagate makes both hard drives and SSDs across many capacities, so pick the size you need and check the price history before buying.

Are Seagate drives reliable?

Seagate is one of the major storage brands. For always-on use choose a NAS-rated model, and remember no single drive is a backup — keep at least two copies of anything important (see drive reliability).