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Cheapest 4TB hard drives & SSDs ranked by price per terabyte

The cheapest 4TB hard drives and SSDs on Amazon.co.uk right now, ranked by price per terabyte (£/TB). Larger capacities usually give better £/TB, so it is worth comparing against nearby sizes before you buy. Prices update daily with 24-hour movement and all-time-low flags.

last updated: 2026-10-19 18:14:10
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£/TB Price Size Tech Form Factor Condition Description Rating Reviews
Corsair MP700 ELITE 4TB PCIe 5.0 NVMe M.2 SSD with Heatsink – Up to 9,400 MB/s Read, 8,100 MB/s Write, Gen5 Speed for PC & Laptop – Black£192.45£769.804 TBNVMe SSDM.2New
Corsair MP700 ELITE 4TB PCIe 5.0 NVMe M.2 SSD with Heatsink – Up to 9,400 MB/s Read, 8,100 MB/s Write, Gen5 Speed for PC & Laptop – Black Buy
★★★★½ 4.767
Corsair EX400U SURVIVOR 4TB USB4 External SSD – Up to 4000 MB/s, IP55 Rugged Drive, Plug & Play for PC, Mac & iPad – Black£194.25£777.004 TBSSDExternalNew
Corsair EX400U SURVIVOR 4TB USB4 External SSD – Up to 4000 MB/s, IP55 Rugged Drive, Plug & Play for PC, Mac & iPad – Black Buy
★★★★½ 4.667
SanDisk Optimus GX 7100 NVMe SSD 4TB, Up to 7,250MB/s Read Speeds£194.75£778.984 TBNVMe SSDM.2New
SanDisk Optimus GX 7100 NVMe SSD 4TB, Up to 7,250MB/s Read Speeds Buy
★★★★½ 4.6103
Kingston FURY Renegade G5 PCIe 5.0 NVMe M.2 2280 SSD 4T-SFYR2S/4T0£196.95£787.804 TBNVMe SSDM.2New
Kingston FURY Renegade G5 PCIe 5.0 NVMe M.2 2280 SSD 4T-SFYR2S/4T0 Buy
★★★★½ 4.8139
Crucial T700 4TB SSD PCIe Gen5 NVMe M.2 Internal Gaming SSD, Up to 12,400MB/s, Microsoft DirectStorage, PCIe 4.0 Backwards Compatible, Solid State Drive - CT4000T700SSD3£198.85£795.404 TBNVMe SSDM.2New
Crucial T700 4TB SSD PCIe Gen5 NVMe M.2 Internal Gaming SSD, Up to 12,400MB/s, Microsoft DirectStorage, PCIe 4.0 Backwards Compatible, Solid State Drive - CT4000T700SSD3 Buy
★★★★½ 4.5185
Crucial T705 4TB SSD PCIe Gen5 NVMe M.2 with Premium Heatsink, Up to 14,100MB/s, Microsoft DirectStorage, PCIe 4.0 Backwards Compatible, Internal Solid State Drive - CT4000T705SSD5£200.52£802.064 TBNVMe SSDM.2New
Crucial T705 4TB SSD PCIe Gen5 NVMe M.2 with Premium Heatsink, Up to 14,100MB/s, Microsoft DirectStorage, PCIe 4.0 Backwards Compatible, Internal Solid State Drive - CT4000T705SSD5 Buy
★★★★☆ 4.188
Crucial T700 4TB SSD PCIe Gen5 NVMe M.2 Internal Gaming SSD with Premium Heatsink, Up to 12,400MB/s, Microsoft DirectStorage, PCIe 4.0 Backwards Compatible, Solid State Drive - CT4000T700SSD5£201.46£805.824 TBNVMe SSDM.2New
Crucial T700 4TB SSD PCIe Gen5 NVMe M.2 Internal Gaming SSD with Premium Heatsink, Up to 12,400MB/s, Microsoft DirectStorage, PCIe 4.0 Backwards Compatible, Solid State Drive - CT4000T700SSD5 Buy
★★★★☆ 4.4130
WD_BLACK SN8100 PCIe Gen 5 NVMe SSD 4TB (Up to 14,900MB/s read, 14,000MB/s write speeds, Next Gen TLC 3D CBA NAND, Up to 2,400TBW, Best for AI Applications, Gaming, Video Editing) POWERED BY SANDISK£202.50£810.004 TBNVMe SSDM.2New
WD_BLACK SN8100 PCIe Gen 5 NVMe SSD 4TB (Up to 14,900MB/s read, 14,000MB/s write speeds, Next Gen TLC 3D CBA NAND, Up to 2,400TBW, Best for AI Applications, Gaming, Video Editing) POWERED BY SANDISK Buy
★★★★½ 4.81,097
WD BLACK SN8100 PCIe Gen 5 NVMe SSD 4TB (Up to 14,900MB/s read speed, Up to 14,000MB/s write speed, M.2 2280 with Heatsink, Next Gen TLC 3D NAND Technology, Up to 2,400TBW) POWERED BY SANDISK£202.59£810.354 TBNVMe SSDM.2New
WD BLACK SN8100 PCIe Gen 5 NVMe SSD 4TB (Up to 14,900MB/s read speed, Up to 14,000MB/s write speed, M.2 2280 with Heatsink, Next Gen TLC 3D NAND Technology, Up to 2,400TBW) POWERED BY SANDISK Buy
★★★★½ 4.729
Corsair MP600 ELITE 4TB M.2 PCIe Gen4 x4 NVMe SSD with Included Heatsink – M.2 2280 – Up to 7,000MB/sec Sequential Read – High-Density 3D TLC NAND – Black£203.60£814.414 TBNVMe SSDM.2New
Corsair MP600 ELITE 4TB M.2 PCIe Gen4 x4 NVMe SSD with Included Heatsink – M.2 2280 – Up to 7,000MB/sec Sequential Read – High-Density 3D TLC NAND – Black Buy
★★★★½ 4.8274
Samsung T9 Portable SSD 4TB, Up to 2,000MB/s, USB 3.2 Gen 2x2 External Solid State Drive, Up to 3 m drop resistant, for Creative professionals, YouTubers, Content creators, Mac compatible, MU-PG4T0B£205.00 £819.99+2.5% 24h4 TBSSDExternalNew
Samsung T9 Portable SSD 4TB, Up to 2,000MB/s, USB 3.2 Gen 2x2 External Solid State Drive, Up to 3 m drop resistant, for Creative professionals, YouTubers, Content creators, Mac compatible, MU-PG4T0B Buy
★★★★½ 4.72,219
Samsung Portable SSD T5 EVO, 4 TB, USB 3.2 Gen. 1, 460 MB/s read, 460 MB/s write, External hard drive for Mac, PC, Android, Smart TVs and game consoles, Incl. USB-C cable, MU-PH4T0S/EU£205.09 £820.37+44.2% 24h4 TBSSDExternalNew
Samsung Portable SSD T5 EVO, 4 TB, USB 3.2 Gen. 1, 460 MB/s read, 460 MB/s write, External hard drive for Mac, PC, Android, Smart TVs and game consoles, Incl. USB-C cable, MU-PH4T0S/EU Buy
★★★★☆ 4.4648
crucial External Portable SSD X10Pro Series 4TB Max Read 2100MB/s CT4000X10PROSSD9£207.13 £828.53-0.2% 24h4 TBSSDExternalNew
crucial External Portable SSD X10Pro Series 4TB Max Read 2100MB/s CT4000X10PROSSD9 Buy
★★★★★ 5.04
SAMSUNG 990 Pro 4TB PCIe Gen.4 X4 SSD Heatsink, NVMe 2.0, M.2 Internal Hard Drive, Faster Game Speed, Heat Control, Compatible with Playstation5 (MZ-V9P4T0CW)£212.14£848.564 TBNVMe SSDM.2New
SAMSUNG 990 Pro 4TB PCIe Gen.4 X4 SSD Heatsink, NVMe 2.0, M.2 Internal Hard Drive, Faster Game Speed, Heat Control, Compatible with Playstation5 (MZ-V9P4T0CW) Buy
★★★★½ 4.5982
Crucial T710 4TB SSD NVMe M.2 PCIe 5.0 x4 Gen5, Read/Write Speeds up to 14,500/13,800 MB/s, Laptop & Desktop (PC) Compatible, TLC NAND, Solid State Drive - CT4000T710SSD8-01£212.25 £849.00+18.8% 24h4 TBNVMe SSDM.2New
Crucial T710 4TB SSD NVMe M.2 PCIe 5.0 x4 Gen5, Read/Write Speeds up to 14,500/13,800 MB/s, Laptop & Desktop (PC) Compatible, TLC NAND, Solid State Drive - CT4000T710SSD8-01 Buy
★★★★½ 4.6833
Western Digital Internal SSD 4TB WD Black SN7100 (Read Up to 7,250MB/sec) M.2-2280 NVMe WDS400T4X0E-EC£213.71£854.834 TBNVMe SSDM.2New
Western Digital Internal SSD 4TB WD Black SN7100 (Read Up to 7,250MB/sec) M.2-2280 NVMe WDS400T4X0E-EC Buy
★★★★½ 4.6375
SanDisk WD Blue SA510 2.5”/7mm SATA SSD 4TB (Up to 560MB/s sequential read speed, 3D NAND, Acronis True Image, Dashboard)£215.00£859.994 TBSSD2.5"New
SanDisk WD Blue SA510 2.5”/7mm SATA SSD 4TB (Up to 560MB/s sequential read speed, 3D NAND, Acronis True Image, Dashboard) Buy
★★★★★ 5.05
Corsair MP600 ELITE 4TB M.2 PCIe Gen4 x4 NVMe SSD – M.2 2280 – Up to 7,000MB/sec Sequential Read – High-Density 3D TLC NAND – For Desktops and Laptops – Black£221.25£884.994 TBNVMe SSDM.2New
Corsair MP600 ELITE 4TB M.2 PCIe Gen4 x4 NVMe SSD – M.2 2280 – Up to 7,000MB/sec Sequential Read – High-Density 3D TLC NAND – For Desktops and Laptops – Black Buy
★★★★½ 4.8395
SAMSUNG - SOLID STATE DRIVES (SS SSD 4TB 990 PRO PCIE 4.0 X4 NVME 2.0 M.2 2280£221.75£886.984 TBNVMe SSDM.2New
SAMSUNG - SOLID STATE DRIVES (SS SSD 4TB 990 PRO PCIE 4.0 X4 NVME 2.0 M.2 2280 Buy
★★★★★ 5.018
SANDISK Optimus GX PRO 850X 4TB NVMe SSD, PCIe 4.0, M.2 2280£224.00£895.994 TBNVMe SSDM.2New
SANDISK Optimus GX PRO 850X 4TB NVMe SSD, PCIe 4.0, M.2 2280 Buy
★★★★☆ 4.410
WD Red 4 TB NAS SSD 2.5 Inch SATA£224.75£899.004 TBSSD2.5"New
WD Red 4 TB NAS SSD 2.5 Inch SATA Buy
★★★★½ 4.81,959
Crucial T710 4TB SSD NVMe M.2 PCIe 5.0 x4 Gen5 with Heatsink, Read/Write Speeds up to 14,500/13,800 MB/s, Desktop PC and PS5 Compatible, TLC NAND, Solid State Drive - CT4000T710SSD5-01£224.75£899.004 TBNVMe SSDM.2New
Crucial T710 4TB SSD NVMe M.2 PCIe 5.0 x4 Gen5 with Heatsink, Read/Write Speeds up to 14,500/13,800 MB/s, Desktop PC and PS5 Compatible, TLC NAND, Solid State Drive - CT4000T710SSD5-01 Buy
★★★★½ 4.6246
Amazon Product Name: Sonnet Echo 13 Thunderbolt 5 [4TB] SSD Dock-Storage NVMe6000MB/s Embedded Storage, 4 Thunderbolt 5 Ports, 4 USB-A, 2.5Gb Ethernet, 8K Display-Mac,Windows, Chromebook, iPad Pro£228.87 £915.49+1.0% 24h4 TBNVMe SSDExternalNew
Amazon Product Name: Sonnet Echo 13 Thunderbolt 5 [4TB] SSD Dock-Storage NVMe6000MB/s Embedded Storage, 4 Thunderbolt 5 Ports, 4 USB-A, 2.5Gb Ethernet, 8K Display-Mac,Windows, Chromebook, iPad Pro Buy
★★★★☆ 4.413
SANDISK Optimus GX PRO 850X 4TB NVMe SSD with Heatsink, PCIe 4.0, M.2 2280£230.50£921.994 TBNVMe SSDM.2New
SANDISK Optimus GX PRO 850X 4TB NVMe SSD with Heatsink, PCIe 4.0, M.2 2280 Buy
★★★★★ 5.01
Transcend 4TB ESD360C Portable SSD Up to 2000MB/s USB3.2 Gen2x2, Type-C£238.02£952.094 TBSSDExternalNew
Transcend 4TB ESD360C Portable SSD Up to 2000MB/s USB3.2 Gen2x2, Type-C Buy
★★★★☆ 4.015
OWC Express 1M2 Portable SSD NVMe Thunderbolt Enclousure 40Gbps USB-C USB4 Ultra Fast up to 3836MB/s real-world performance External SSD Drive with Aluminum Heat Sink - Works with PC & Mac (4TB)£244.50£977.994 TBNVMe SSDExternalNew
OWC Express 1M2 Portable SSD NVMe Thunderbolt Enclousure 40Gbps USB-C USB4 Ultra Fast up to 3836MB/s real-world performance External SSD Drive with Aluminum Heat Sink - Works with PC & Mac (4TB) Buy
★★★★½ 4.6905
SanDisk Extreme PRO Portable SSD 4TB, Up to 4000MB/s Read Speeds(New Model)£245.25£980.994 TBSSDExternalNew
SanDisk Extreme PRO Portable SSD 4TB, Up to 4000MB/s Read Speeds(New Model)★ Buy
★★★★★ 5.04
Samsung 870 QVO SATA III SSD 4TB 2.5" Internal Solid State Hard Drive, Upgrade Desktop PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77Q4T0B£249.75£999.004 TBSSD2.5"New
Samsung 870 QVO SATA III SSD 4TB 2.5" Internal Solid State Hard Drive, Upgrade Desktop PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77Q4T0B Buy
★★★★½ 4.819,224
Samsung SSD 870 EVO, 4 TB, Form Factor 2.5 Inch, Intelligent Turbo Write, Magician 6 Software, Black£249.75£999.004 TBSSD2.5"New
Samsung SSD 870 EVO, 4 TB, Form Factor 2.5 Inch, Intelligent Turbo Write, Magician 6 Software, Black Buy
★★★★½ 4.744,354
SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B£250.00£1,000.004 TBSSDExternalNew
SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B Buy
★★★★½ 4.62,445
SANDISK Optimus GX PRO 8100 4TB PCIe 5.0 NVMe SSD with Heatsink, M.2 2280£253.00£1,011.994 TBNVMe SSDM.2New
SANDISK Optimus GX PRO 8100 4TB PCIe 5.0 NVMe SSD with Heatsink, M.2 2280 Buy
★★★★★ 5.02
SANDISK Optimus GX PRO 850P NVMe SSD 4TB, Up to 7,300MB/s Read Speed£255.25£1,020.994 TBNVMe SSDM.2New
SANDISK Optimus GX PRO 850P NVMe SSD 4TB, Up to 7,300MB/s Read Speed★ Buy
★★★★½ 4.810
Transcend SSD230S 4TB SATA III 6Gb/s SSD, Read/Write up to 560/520 mb/s with DRAM Cache TS4TSSD230S£262.50£1,050.004 TBSSDInternalNew
Transcend SSD230S 4TB SATA III 6Gb/s SSD, Read/Write up to 560/520 mb/s with DRAM Cache TS4TSSD230S Buy
★★★★☆ 4.31,142
Corsair MP600 PRO LPX 4TB M.2 NVMe PCIe x4 Gen4 SSD - Optimised for PS5 (Up to 7,100MB/sec Sequential Read and 6,800MB/sec Sequential Write Speeds, High-Speed Interface, Compact Form Factor), Black£266.25£1,064.994 TBNVMe SSDM.2New
Corsair MP600 PRO LPX 4TB M.2 NVMe PCIe x4 Gen4 SSD - Optimised for PS5 (Up to 7,100MB/sec Sequential Read and 6,800MB/sec Sequential Write Speeds, High-Speed Interface, Compact Form Factor), Black Buy
★★★★½ 4.710,574
Lexar Nm990 4TB M.2 Pci Express 5.0 Nvme, LNM990X004T-RNNNG£274.51£1,098.024 TBNVMe SSDM.2New
Lexar Nm990 4TB M.2 Pci Express 5.0 Nvme, LNM990X004T-RNNNG Buy
★★★★★ 5.02
Transcend 4TB SSD MTE245S M.2 2280 PCIe Gen4 x4 NVMe - T4TMTE245S-E£284.25£1,136.994 TBNVMe SSDM.2New
Transcend 4TB SSD MTE245S M.2 2280 PCIe Gen4 x4 NVMe - T4TMTE245S-E Buy
★★★★☆ 4.130
Corsair MP700 MICRO 4TB PCIe 5.0 NVMe M.2 2242 SSD – Up to 9,400 MB/s Read, 8,100 MB/s Write – Gen5 Speed for Laptops & Mini PCs – Black£286.52£1,146.094 TBNVMe SSDM.2New
Corsair MP700 MICRO 4TB PCIe 5.0 NVMe M.2 2242 SSD – Up to 9,400 MB/s Read, 8,100 MB/s Write – Gen5 Speed for Laptops & Mini PCs – Black Buy
★★★★½ 4.7329
Western Digital 4TB SN850X M.2 2280 Gaming SSD Built-in NVMe PCIe Gen4x4 Read Up to 7300MB/s Write Up to 6600MB/s WDBB9G0040BNC [Parallel Import]£330.31£1,321.244 TBNVMe SSDM.2New
Western Digital 4TB SN850X M.2 2280 Gaming SSD Built-in NVMe PCIe Gen4x4 Read Up to 7300MB/s Write Up to 6600MB/s WDBB9G0040BNC [Parallel Import] Buy
★★★★½ 4.617
Seagate FireCuda X1070 NVMe SSD 4TB, PS5/PC, M.2 PCIe, Rescue Service (ZP4000GS3A001)£336.01£1,344.044 TBNVMe SSDM.2New
Seagate FireCuda X1070 NVMe SSD 4TB, PS5/PC, M.2 PCIe, Rescue Service (ZP4000GS3A001) Buy
★★★★★ 5.03
Gigastone M.2 SSD 4TB PCIe 4.0 NVMe SSD 7,000MB/s Internal Gaming Solid State Hard Drive Upgrade PC Laptop PS5 Storage Turbo Speed Response for Gamers 3D Rendering 4K 8K Video Editing Creators£341.96 £1,367.83-0.2% 24h4 TBNVMe SSDM.2New
Gigastone M.2 SSD 4TB PCIe 4.0 NVMe SSD 7,000MB/s Internal Gaming Solid State Hard Drive Upgrade PC Laptop PS5 Storage Turbo Speed Response for Gamers 3D Rendering 4K 8K Video Editing Creators Buy
★★★★½ 4.660
SanDisk Professional PRO-G40 Portable SSD 4TB (up to 3000 MB/s, Solid State Drive, Thunderbolt 3 (40Gbps), USB-C (10Gbps), Ultra-rugged IP68 dust/water resistance. Formatted exFAT)£371.90£1,487.614 TBSSDExternalNew
SanDisk Professional PRO-G40 Portable SSD 4TB (up to 3000 MB/s, Solid State Drive, Thunderbolt 3 (40Gbps), USB-C (10Gbps), Ultra-rugged IP68 dust/water resistance. Formatted exFAT) Buy
★★★★☆ 4.356
Transcend 4TB MTS830S M.2 SATA III 2280 SSD, Dram Cache, B+M Key£413.00£1,652.014 TBSSDM.2New
Transcend 4TB MTS830S M.2 SATA III 2280 SSD, Dram Cache, B+M Key Buy
★★★★½ 4.6379
iStorage diskAshur2 SSD 4TB Red - Secure portable solid state drive - Password protected - Dust & water resistant - Hardware Encryption£463.41£1,853.624 TBSSDExternalNew
iStorage diskAshur2 SSD 4TB Red - Secure portable solid state drive - Password protected - Dust & water resistant - Hardware Encryption Buy
★★★★☆ 4.173
Transcend 4TB MTE260S PCIe 5.0 M.2 2280 SSD, 14500MB/s, with Heatsink£536.75£2,146.994 TBSSDM.2New
Transcend 4TB MTE260S PCIe 5.0 M.2 2280 SSD, 14500MB/s, with HeatsinkUsed £2,146.99 · £536.75/TB Buy
★★★★★ 5.02
LaCie Rugged SSD4 4TB — shock‑resistant, USB‑C Portable External SSD, for Mac & Windows — Rescue Data Recovery included£1,320.79£5,283.164 TBSSDExternalNew
LaCie Rugged SSD4 4TB — shock‑resistant, USB‑C Portable External SSD, for Mac & Windows — Rescue Data Recovery includedUsed £1,049.99 · £262.50/TB Buy
★★★★½ 4.835