Cheapest 3.5" drives in the UK 2026 - Ranked by Price Per TB

£/TB	Price	Size	Tech	Form Factor	Condition	Description	Rating	Reviews
£68.42	£410.52	6 TB	HDD	3.5"	New	Toshiba MG08-D 3.5" 6000 GB Serial ATA III Buy	★★★★★ 5.0	2
£68.70	£824.37	12 TB	HDD	3.5"	New	Synology HAT5300 12TB 3.5" SATA III Enterprise HDD Buy	★★★★½ 4.7	4
£68.74	£687.37	10 TB	HDD	3.5"	New	WD Purple 10 TB Surveillance Hard Disk Drive, Intellipower 3.5 Inch SATA 6 Gb/s 64 MB Cache 5400 rpm - FFP Option Buy	★★★★½ 4.5	210
£68.75	£549.99	8 TB	HDD	3.5"	New	Western Digital Purple 8000GB Serial ATA III internal hard drive - Internal Hard Drives (3.5", 8000 GB, 5400 RPM, Serial ATA III, 256 MB, HDD),Purple,WD81PURZ Buy	★★★★☆ 4.1	138
£68.91	£1,378.16+5.4% 24h	20 TB	HDD	3.5"	New	Western Digital 20TB WD Ultrastar DH HC560 7200RPM 512MB Ent, Buy	★★★★½ 4.6	12
£69.00	£69.00	1 TB	HDD	3.5"	New	Western Digital RE3 1 TB 7200RPM 3.5" WD1002FBYS Enterprise HDD Buy	★★★★★ 5.0	1
£69.00	£551.98	8 TB	HDD	3.5"	New	TOSHIBA X300 8TB Performance & Gaming 3.5-Inch Internal Hard Drive – CMR SATA 6 GB/s 7200 RPM 512 MB Cache - HDWR780XZSTA Buy	★★★★☆ 4.4	142
£69.19	£138.38	2 TB	HDD	3.5"	New	Seagate 3.5 Inch 2 TB BarraCuda Internal Hard Drive - Silver Buy	★★★★☆ 4.4	28,664
£69.30	£138.60+2.0% 24h	2 TB	HDD	3.5"	New	Seagate ST2000DX001 2TB Desktop 3.5 inch SSHD Internal Solid State Hybrid Drive Buy	★★★★☆ 4.4	2,314
£69.66	£208.99	3 TB	HDD	3.5"	New	Seagate Barracuda ST3000DM007, 3.5", 3000 GB, Seri Buy	★★★★☆ 4.4	604
£69.75	£69.75	1 TB	HDD	3.5"	New	Seagate Constellation ES.3 1TB 3.5" 1000GB SAS Hard Drives (3.5", 1000GB, 7200rpm) Buy	★★★★☆ 4.0	13
£69.85	£698.49	10 TB	HDD	3.5"	New	WD Red Pro 3.0"" SATA 6Gb/s 10TB 7200rpm HDD Buy	★★★★☆ 4.4	125
£69.98	£34.99	500 GB	HDD	3.5"	New	Western Digital WD5000AVDS AV 500GB Internal Hard Drive 8.9 cm (3.5 Inches) 7200 rpm 32 MB Cache SATA-II Buy	★★★★☆ 4.3	157
£70.00	£70.00	1 TB	HDD	3.5"	New	Seagate ST1000DM003 Barracuda 1000 GB 3.5 Serial ATA HDD Hard Drive Used £59.99 · £59.99/TB Buy	★★★★½ 4.5	499
£70.45	£704.54	10 TB	HDD	3.5"	New	Toshiba N300 PRO 10TB Large Business AS (up to 24 Bays) 3.5" Internal Hard Drive - Up to 300TB/Year Workload Frequency CMR SATA 6Gb/s 7200RPM 512MB Cache - HDWG71AXZSTB Buy	★★★★★ 5.0	6
£70.52	£141.04	2 TB	HDD	3.5"	New	WD 2TB Desktop SATA Hard Drive OEM - Black Buy	★★★★☆ 4.2	634
£70.55	£846.56	12 TB	HDD	3.5"	New	WD Red 12TB 3.5 Inch NAS Internal Hard Drive - 5400 RPM - WD120EFAX Buy	★★★★☆ 4.3	22,243
£70.68	£706.76	10 TB	HDD	3.5"	New	WD Red 10TB 3.5 Inch NAS Internal Hard Drive - 5400 RPM - WD101EFAX Buy	★★★★☆ 4.3	22,243
£70.71	£848.49	12 TB	HDD	3.5"	New	WD Red Pro 12 TB 3.5 Inch NAS Internal Hard Drive - 7200 RPM - WD121KFBX Buy	★★★★☆ 4.3	481
£70.97	£212.90	3 TB	HDD	3.5"	New	Seagate SV35 3 TB 3.5-Inch SATA Internal Hard Drive for Network Attached Storage Device - Black Buy	★★★★☆ 4.0	83
£70.97	£212.90	3 TB	HDD	3.5"	New	Seagate SV35 3TB 3.5 inch SATA Internal Hard Drive for NAS Buy	★★★★☆ 4.0	41
£71.00	£71.00	1 TB	HDD	3.5"	New	Seagate Constellation ES 1TB 3.5 inch SATA Internal Hard Drive Buy	★★★★☆ 4.2	14
£71.84	£1,005.78	14 TB	HDD	3.5"	New	WD Purple 14TB Surveillance 3.5 Inch SATA 6 Gb/s Hard Disk Drive with Allframe 4K Technology - 360TB/yr, 512MB Cache 7200rpm - WD140PURZ Buy	★★★★☆ 4.4	2,280
£72.00	£143.99	2 TB	HDD	3.5"	New	WD Blue WD20EZRZ 2 TB 3.5-Inch Hard Disk Drive Buy	★★★★☆ 4.3	159
£72.00	£287.98	4 TB	HDD	3.5"	New	Seagate EXOS 7E8 4TB SAS Buy	★★★★☆ 4.0	1
£72.00	£144.00	2 TB	HDD	3.5"	New	Seagate 2TB SkyHawk Internal Surveillance Drive \| SATA (ST2000VXZ17) Buy	★★★★½ 4.5	3,296
£72.09	£432.56	6 TB	HDD	3.5"	New	Western Digital 6 TB SATA 3.5 Hard Drive - Black Buy	★★★★½ 4.5	1,624
£72.12	£288.49	4 TB	HDD	3.5"	New	WD Red 4TB 3.5 Inch NAS Internal Hard Drive - 5400 RPM - WD40EFAX Buy	★★★★½ 4.5	12,309
£72.33	£433.98	6 TB	HDD	3.5"	New	Western Digital WD Gold WD6004FRYZ 6 TB Buy	★★★★☆ 4.2	53
£72.41	£724.14	10 TB	HDD	3.5"	New	WD_BLACK 10TB Performance 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256MB Cache, 5 Year Warranty Buy	★★★★½ 4.5	655
£72.49	£289.95	4 TB	HDD	3.5"	New	WD Red Pro 4TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR Recording Technology, 256MB Cache Buy	★★★★☆ 4.0	1,821
£72.57	£580.52+2.0% 24h	8 TB	HDD	3.5"	New	Seagate IronWolf 8 TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 256 MB Cache for RAID Network Attached Storage (ST8000VN0022) Buy	★★★★☆ 4.2	1,034
£72.64	£1,452.75	20 TB	HDD	3.5"	New	WD 20TB 0F38785 SE Ultrastar 7200 SA3 Buy	★★★★☆ 4.4	28
£72.74	£145.47	2 TB	HDD	3.5"	New	WD Purple 2TB Surveillance 3.5" Internal Hard Drive, AllFrame Technology, 180BT/yr, 64MB Cache, 3 Year Warranty Buy	★★★★☆ 4.4	3,029
£72.75	£54.56	750 GB	HDD	3.5"	New	Seagate Barracuda 7200 750 GB 7200RPM SATA 3Gb/s 32MB Cache 3.5 Inch Internal Hard Drive ST3750528AS-Bare Drive★ Buy	★★★★☆ 4.3	220
£72.88	£583.00	8 TB	HDD	3.5"	New	Seagate IronWolf 8TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Frustration Free Packaging (ST8000VNZ04/N004) Buy	★★★★☆ 4.2	316
£73.33	£440.00	6 TB	HDD	3.5"	New	Western Digital HDD Gold 6TB SATA 256MB 3.5", 6 Tb, WDZ6003FRYZ Buy	★★★★½ 4.7	6
£73.44	£293.76	4 TB	HDD	3.5"	New	Toshiba MG04ACA400E hard disk drive - internal hard drives (Serial ATA Buy	★★★★★ 5.0	4
£73.75	£589.97	8 TB	HDD	3.5"	New	SYNOLOGY Internal NAS HDD 8TB SATA 7200rpm 3.5" Buy	★★★★★ 5.0	1
£73.75	£295.00	4 TB	HDD	3.5"	New	WD Red Pro 4TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR Recording Technology, 256MB Cache Buy	★★★★☆ 4.4	1,805
£74.00	£74.00	1 TB	HDD	3.5"	New	Seagate Constellation ST1000NM0023 1TB Enterprise SAS Hard Drive Buy	★★★★★ 5.0	2
£74.09	£740.90	10 TB	HDD	3.5"	New	Seagate IronWolf, 10 TB, NAS, Internal Hard Drive, CMR, 3.5 Inch, SATA, 6GB/s, 5,400 RPM, 256MB Cache, for RAID Network Attached Storage, 3 year Rescue Services (ST10000VN0004)Used £450.00 · £45.00/TB Buy	★★★★☆ 4.4	5,244
£74.55	£149.09	2 TB	HDD	3.5"	New	Western Digital WD RE Hard Disk Drives (3.5 2TB 2000 GB Serial ATA III; 2000 GB; 7200 RPM; Serial ATA III, 64 MB) Buy	★★★★½ 4.6	21
£74.55	£149.09	2 TB	HDD	3.5"	New	Western Digital WD2000FYYZ RE4 3.5-inch Enterprise SATA OEM Hard Drive - 2 TB Buy	★★★★☆ 4.2	247
£74.87	£299.48-1.0% 24h	4 TB	HDD	3.5"	New	Toshiba MG04SCA40EE - Enterprise HDD 4TB 3.5" SAS Buy	★★★★★ 5.0	1
£74.97	£899.64	12 TB	HDD	3.5"	New	Western Digital Ultrastar DC HC520 (HUH721212ALE604) SATA Enterprise HDD 7200 RPM, 12 TB Buy	★★★★☆ 4.0	623
£74.97	£1,199.52	16 TB	HDD	3.5"	New	WD Red Pro 16TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR, 512MB Cache Buy	★★★★☆ 4.3	219
£75.00	£75.00	1 TB	HDD	3.5"	New	Seagate 1TB 64MB 7200RPM SATA 6Gb/s Constellation.2, ST91000640NS (Constellation.2) Buy	★★★★★ 5.0	1
£75.00	£75.00	1 TB	HDD	3.5"	New	Seagate Barracuda ST1000DM003, 1TB SATA 3.5" Internal Hard Disk Drive - (6Gb/s, 7200rpm, 64MB Cache)Used £59.99 · £59.99/TB Buy	★★★★☆ 4.2	10,006
£75.00	£300.00	4 TB	HDD	3.5"	New	Seagate ST4000VN000 4TB NAS HDD SATA III 3.5 inch Internal Hard Disk Drive for 1- to 8-Bay NAS Systems Buy	★★★★☆ 4.1	1,308
£75.00	£75.00-1.9% 24h	1 TB	HDD	3.5"	New	Western Digital WD10EZEX 3.5 Inch 1000 GB Serial ATA III Hard Drive - Hard Drives (3.5 Inches, 1000 GB, 7200 RPM)★ Buy	★★★★½ 4.6	2
£75.68	£378.42	5 TB	HDD	3.5"	New	TOSHIBA 5TB SATA 6Gb/s 7200rpm, 128MB Cache, 3.5-Inch Internal Hard Drive (PH3500U-1I72) Buy	★★★★☆ 4.2	620
£76.01	£1,672.16+46.0% 24h	22 TB	HDD	3.5"	New	Western Digital Ultrastar DC HC570 3.5" 22 TB Serial ATA III Buy	★★★★½ 4.7	47
£76.50	£153.00	2 TB	HDD	3.5"	New	Toshiba DT01ACA200 2TB SATA 6Gb/s 7200rpm 3.5 Inch Internal Hard Drive Buy	★★★★☆ 4.4	1,162
£76.50	£153.00	2 TB	HDD	3.5"	New	Toshiba DT01ACA200-2TB SATA 6Gb/s 7200RPM 3.5 HDD Buy	★★★★☆ 4.4	11
£76.67	£230.00	3 TB	HDD	3.5"	New	Seagate ST3000VN000 - (3TB) 3.5 inch NAS Hard Drive (5900rpm) 6Gb/s SATA 64MB (Internal) Buy	★★★★☆ 4.1	1,308
£76.73	£153.45	2 TB	HDD	3.5"	New	Seagate Constellation ES 2 TB 7200 RPM SATA 3 GB/s 64 MB Cache 3.5-Inch Hard Drive - ST32000644NS Buy	★★★★☆ 4.2	226
£76.81	£921.68	12 TB	HDD	3.5"	New	WD Purple 12TB Surveillance 3.5 Inch SATA 6 Gb/s Hard Disk Drive with Allframe 4K Technology - 360TB/yr, 256MB Cache 7200rpm - WD121PURZ Buy	★★★★☆ 4.4	2,280
£77.39	£928.69	12 TB	HDD	3.5"	New	Toshiba N300 PRO 12TB Large-Sized Business NAS (up to 24 bays) 3.5-Inch Internal Hard Drive - Up to 300 TB/year Workload Rate CMR SATA 6 GB/s 7200 RPM 512 MB Cache - HDWG51CXZSTB Buy	★★★★☆ 4.4	205
£77.50	£154.99	2 TB	HDD	3.5"	New	SkyHawk 2TB Internal Hard Drive HDD Buy	★★★★☆ 4.0	81
£78.00	£311.99-3.1% 24h	4 TB	HDD	3.5"	New	WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, CMR, 256MB Cache Buy	★★★★½ 4.5	303
£78.14	£1,718.99	22 TB	HDD	3.5"	New	Toshiba N300 NAS HARD DRIVE 22TB BULK Serial ATA GB 7200rpm SATA 512MB Buy	★★★★★ 5.0	1
£78.96	£1,263.40	16 TB	HDD	3.5"	New	Western Digital WD161KRYZ Hard Drive 3.5 Inches 16000 GB SATA Buy	★★★★☆ 4.0	1
£79.50	£238.49	3 TB	HDD	3.5"	New	Western Digital WD Red Plus 3TB SATA 6Gb/s 3.5" HDD Buy	★★★★½ 4.5	615
£79.80	£19.95	250 GB	HDD	3.5"	New	Generic 250GB \| 3.5 HDD Internal \| SATA \| Desktop Buy	★★★★☆ 4.1	13
£79.88	£239.63	3 TB	HDD	3.5"	New	Seagate (Old Model) Surveillance 3 Tb Serial ATA-600 5900 Rpm 64mb Cache 3.5 Inch Internal Hard Drive (St3000vx006) Buy	★★★★☆ 4.1	130
£79.98	£39.99	500 GB	HDD	3.5"	New	Toshiba DT01ACA050 500GB 3.5 inch SATA 7200RPM Internal Hard Drive Buy	★★★★☆ 4.2	204
£80.00	£40.00	500 GB	HDD	3.5"	New	Western Digital Caviar Blue 500GB SATAIII 6Gb/s 16MB Cache 3.5 inch Internal Hard Drive OEM Buy	★★★★☆ 4.3	5,665
£80.00	£160.00	2 TB	HDD	3.5"	New	Seagate ST2000VN000 2TB NAS HDD SATA III 3.5 inch Internal Hard Disk Drive for 1- to 8-Bay NAS Systems Buy	★★★★☆ 4.1	1,308
£80.33	£241.00	3 TB	HDD	3.5"	New	Western Digital WD3003FZEX Performance 3 TB 3.5-Inch Hard Drive - Black Buy	★★★★☆ 4.3	875
£81.00	£162.00	2 TB	HDD	3.5"	New	WD_BLACK 2TB Performance 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 64MB Cache Buy	★★★★½ 4.5	945
£81.00	£81.00	1 TB	HDD	3.5"	New	Western Digital WD10EZEX 3.5-Inch 1 TB SATAIII Internal Hard Drive - Black Buy	★★★★☆ 4.4	1,533
£81.50	£162.99	2 TB	HDD	3.5"	New	WD Purple 2TB for 3.5" Video Surveillance Internal Hard Drive - AllFrame™ Technology - 180TB/Year, 64MB Cache, Three Year Warranty Buy	★★★★☆ 4.4	176
£81.51	£489.04	6 TB	HDD	3.5"	New	WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5 Inch - WD6001FZWX Buy	★★★★☆ 4.4	199
£81.52	£326.06	4 TB	HDD	3.5"	New	Toshiba MG04ACA400N - Hard drive - 4 TB - internal - 3.5" - SATA 6Gb/s - NL - 7200 rpm - buffer: 128 MB Buy	★★★★☆ 4.1	57
£81.99	£163.97-0.6% 24h	2 TB	HDD	3.5"	New	Seagate Constellation ES.3 ST2000NM0033 2 TB 3.5" Internal Hard Drive ST2000NM0033-20BLK Buy	★★★★★ 5.0	3
£82.15	£82.15	1 TB	HDD	3.5"	New	Western Digital WD10EZEX Caviar BLUE 1000 GB Internal Buy	★★★★☆ 4.4	23
£82.23	£328.90	4 TB	HDD	3.5"	New	Toshiba N300 PRO 4TB Large-Sized Business NAS (up to 24 bays) 3.5-Inch Internal Hard Drive - Up to 300 TB/year Workload Rate CMR SATA 6 GB/s 7200 RPM 256 MB Cache - HDWG440XZSTB Buy	★★★★☆ 4.4	205
£82.32	£164.64	2 TB	HDD	3.5"	New	Seagate BarraCuda Internal Hard Drive 2TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST2000DM008) Buy	★★★★☆ 4.1	124
£82.38	£659.00	8 TB	HDD	3.5"	New	Seagate IronWolf Pro 8 TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 256 MB Cache for RAID Network Attached Storage, Data Recovery Service (ST8000NE0004) Buy	★★★★☆ 4.1	39
£82.50	£495.00	6 TB	HDD	3.5"	New	Western Digital HDD Gold 6 TB SATA 256 MB 3.5 Inch Buy	★★★★☆ 4.4	2,243
£82.51	£165.02+4.4% 24h	2 TB	HDD	3.5"	New	WD Western Digital Red Plus 3.5" 2000 GB Series ATA III Buy	★★★★☆ 4.4	15
£83.01	£166.02	2 TB	HDD	3.5"	New	Seagate 2TB IronWolf Internal NAS Hard Drive \| SATA 6 Gb/s (ST2000VNZ03) Buy	★★★★½ 4.6	423
£83.38	£166.75	2 TB	HDD	3.5"	New	Western Digital Purple 2TB Surveillance 3.5 Inch SATA 6 Gb/s Hard Disk Drive with Allframe 4K Technology - 180TB/yr, 64MB Cache, 5400rpm - WD20PURZ Buy	★★★★½ 4.6	6,590
£83.46	£83.46	1 TB	HDD	3.5"	New	Western Digital WD10EZEX - WD 3.5" 1TB SATA3 Caviar Blue Hard Drive 7200RPM 64MB Cache Buy	★★★★★ 5.0	1
£83.70	£334.80	4 TB	HDD	3.5"	New	Toshiba X300 PRO 4TB High Workload Performance for Creative Professionals 3.5-Inch Internal Hard Drive – Up to 300 TB/Year Workload Rate CMR SATA 6 GB/s 7200 RPM 512 MB Cache - HDWR740XZSTB Buy	★★★★½ 4.6	68
£83.71	£669.67	8 TB	HDD	3.5"	New	Toshiba N300 PRO 8TB Large-Sized Business NAS (up to 24 Bays) 3.5-Inch Internal Hard Drive - Up to 300 TB/Year Workload Rate CMR SATA 6 GB/s 7200 RPM 512 MB Cache - HDWG780XZSTB Buy	★★★★½ 4.5	38
£84.00	£84.00	1 TB	HDD	3.5"	New	WD 1TB Desktop SATA Hard Drive - OEM - Green Buy	★★★★☆ 4.4	2,299
£84.06	£84.06	1 TB	HDD	3.5"	New	DT01ACA100 Toshiba 1tb 7200rpm 3.5inch Sata 6gbps 32mb Cache Hard Dri Buy	★★★★☆ 4.0	118
£84.15	£84.15	1 TB	HDD	3.5"	New	Seagate ST1000NM0033 Constellation ES.3 Buy	★★★★☆ 4.2	145
£84.88	£169.75	2 TB	HDD	3.5"	New	Western Digital WD Red Plus 2To SATA 6Gb/s 3.5p HDD Buy	★★★★½ 4.6	533
£85.00	£85.00	1 TB	HDD	3.5"	New	Seagate Barracuda ES 1 TB 7200RPM SATA 3Gb/s 32 MB Cache 3.5 Inch Internal Hard Drive ST31000340NS-Bare Drive Buy	★★★★☆ 4.2	149
£85.00	£170.00	2 TB	HDD	3.5"	New	Western Digital HDD Red Plus 2TB 3.5 SATA 6GB/s 64MB Buy	★★★★½ 4.5	97
£85.77	£54.89	640 GB	HDD	3.5"	New	Western Digital Caviar Blue 640GB SATAII 16MB Cache 3.5 inch Internal Hard Drive OEM Buy	★★★★☆ 4.0	213
£85.83	£686.61	8 TB	HDD	3.5"	New	WD 8 TB Surveillance Hard Drive - Purple Buy	★★★★☆ 4.1	30
£85.98	£343.90	4 TB	HDD	3.5"	New	Western Digital WD Gold WD4004FRYZ 4TB Buy	★★★★☆ 4.2	53
£86.31	£517.86-1.0% 24h	6 TB	HDD	3.5"	New	Seagate BarraCuda Pro 6 TB Internal Hard Drive Performance HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 256 MB Cache for Computer Desktop PC Laptop, Data Recovery – Frustration Free Packaging (ST6000DM004) Buy	★★★★☆ 4.1	396
£86.75	£693.99	8 TB	HDD	3.5"	New	Western Digital HDD Gold 8 TB SATA 256 MB 3.5 Inch Buy	★★★★☆ 4.4	2,243
£86.88	£173.75	2 TB	HDD	3.5"	New	Seagate BarraCuda Pro 2TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 128MB Cache for Computer Desktop PC – Amazon Exclusive - Frustration Free Packaging (ST2000DMZ09) Buy	★★★★☆ 4.4	448
£87.50	£175.00	2 TB	HDD	3.5"	New	WD Purple WD22PURZ - Hard drive - 2 TB - internal - 3.5" - SATA 6Gb/s - buffer: 256 MB Buy	★★★★☆ 4.4	932

Cheapest 3.5" drives ranked by price per terabyte