Hard Drives (HDD)
Ranked by price per gigabyte
Updated twice daily · No paid placements
Rankings show one recently checked offer per product and condition on this page. Other offers remain on product pages. The final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
| Rank | Type | Trend | |||||||
|---|---|---|---|---|---|---|---|---|---|
401 | HDD | 8TB | — | $489.99checked 2d ago | $0.061View at Newegg | ||||
402 | HDD | 4TB | — | $245.00checked 17h ago | $0.061View at Newegg | ||||
403 | HDD | 12TB | — | $735.00checked 5h ago | $0.061View at Newegg | ||||
404 | HDD | 4TB | — | $245.10checked 5h ago | $0.061View at Newegg | ||||
405 | HDD | 6TB | — | $368.00checked 41h ago | $0.061View at Newegg | ||||
406 | HDD | 3TB | — | $184.19checked 17h ago | $0.061View at Newegg | ||||
407 | HDD | 4TB | — | $245.99checked 5h ago | $0.061View at Newegg | ||||
408 | HDD | 20TB | — | $1230.00checked 5h ago | $0.061View at Newegg | ||||
409 | HDD | 5TB | — | $307.99checked 5h ago | $0.062View at Newegg | ||||
410 | HDD | 5TB | — | $308.99checked 5h ago | $0.062View at Newegg | ||||
411 | HDD | 500 GB | — | $30.99checked 5h ago | $0.062View at Amazon | ||||
412 | HDD | 4TB | — | $247.99checked 5h ago | $0.062View at Newegg | ||||
413 | HDD | 10TB | — | $620.10checked 5h ago | $0.062View at Newegg | ||||
414 | HDD | 12TB | — | $744.45checked 5h ago | $0.062View at Newegg | ||||
415 | HDD | 16TB | — | $997.12checked 5h ago | $0.062View at Newegg | ||||
416 | HDD | 4TB | — | $249.50checked 5h ago | $0.062View at Newegg | ||||
417 | HDD | 8TB | — | $499.10checked 5h ago | $0.062View at Newegg | ||||
418 | HDD | 10TB | — | $624.45checked 5h ago | $0.062View at Newegg | ||||
419 | HDD | 4TB | — | $249.99checked 29h ago | $0.062View at Newegg | ||||
420 | HDD | 4TB | — | $249.99checked 5h ago | $0.062View at Newegg | ||||
421 | HDD | 4TB | — | $249.99checked 5h ago | $0.062View at Newegg | ||||
422 | HDD | 4TB | — | $249.99checked 5h ago | $0.062View at Newegg | ||||
423 | HDD | 8TB | — | $499.99checked 5h ago | $0.062View at Newegg | ||||
424 | HDD | 8TB | — | $499.99checked 5h ago | $0.062View at Newegg | ||||
425 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
426 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
427 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
428 | HDD | 2TB | — | $125.00checked 5h ago | $0.063View at Newegg | ||||
429 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
430 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
431 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
432 | HDD | 8TB | — | $500.00checked 29h ago | $0.063View at Newegg | ||||
433 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
434 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
435 | HDD | 8TB | — | $500.00checked 41h ago | $0.063View at Newegg | ||||
436 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
437 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
438 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
439 | HDD | 8TB | — | $500.00checked 29h ago | $0.063View at Newegg | ||||
440 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
441 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
442 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
443 | HDD | 8TB | — | $500.00checked 29h ago | $0.063View at Newegg | ||||
444 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
445 | HDD | 8TB | — | $500.00checked 5h ago | $0.063View at Newegg | ||||
446 | HDD | 1TB | — | $63.00checked 5h ago | $0.063View at Newegg | ||||
447 | HDD | 8TB | — | $504.45checked 5h ago | $0.063View at Newegg | ||||
448 | HDD | 8TB | — | $504.45checked 5h ago | $0.063View at Newegg | ||||
449 | HDD | 8TB | — | $505.00checked 5h ago | $0.063View at Newegg | ||||
450 | HDD | 4TB | — | $253.00checked 5h ago | $0.063View at Newegg | ||||
451 | HDD | 6TB | — | $380.99checked 2d ago | $0.063View at Newegg | ||||
452 | HDD | 4TB | — | $254.80checked 5h ago | $0.064View at Newegg | ||||
453 | HDD | 12TB | — | $764.50checked 5h ago | $0.064View at Newegg | ||||
454 | HDD | 4 TB | — | 4.6(614) | $254.99checked 5h ago | $0.064View at Best Buy | |||
455 | HDD | 4TB | — | $254.99checked 5h ago | $0.064View at Newegg | ||||
456 | HDD | 500 GB | — | $31.99checked 5h ago | $0.064View at Amazon | ||||
457 | HDD | 1 TB | — | $63.99checked 5h ago | $0.064View at Amazon | ||||
458 | HDD | 6TB | — | $383.99checked 5h ago | $0.064View at Newegg | ||||
459 | HDD | 14TB | — | $896.10checked 5h ago | $0.064View at Newegg | ||||
460 | HDD | 6TB | — | $384.45checked 5h ago | $0.064View at Newegg | ||||
461 | HDD | 1TB | — | $64.20checked 5h ago | $0.064View at Newegg | ||||
462 | HDD | 6TB | — | $385.32checked 5h ago | $0.064View at Newegg | ||||
463 | HDD | 8TB | — | $513.77checked 5h ago | $0.064View at Newegg | ||||
464 | HDD | 24TB | — | $1544.45checked 5h ago | $0.064View at Newegg | ||||
465 | HDD | 4TB | — | $258.50checked 5h ago | $0.065View at Newegg | ||||
466 | HDD | 6TB | — | $388.99checked 5h ago | $0.065View at Newegg | ||||
467 | HDD | 2 TB | — | $129.90checked 5h ago | $0.065View at Amazon | ||||
468 | HDD | 6TB | — | $389.90checked 5h ago | $0.065View at Newegg | ||||
469 | HDD | 1 TB | — | $64.99checked 5h ago | $0.065View at Amazon | ||||
470 | HDD | 2 TB | — | $129.99checked 5h ago | $0.065View at Amazon | ||||
471 | HDD | 4 TB | — | $259.99checked 5h ago | $0.065View at Amazon | ||||
472 | HDD | 4 TB | — | 4.5(561) | $259.99checked 5h ago | $0.065View at Best Buy | |||
473 | HDD | 4 TB | — | 4.7(1,183) | $259.99checked 5h ago | $0.065View at Best Buy | |||
474 | HDD | 30TB | — | $1949.99checked 5h ago | $0.065View at Newegg | ||||
475 | HDD | 18TB | — | $1175.90checked 5h ago | $0.065View at Newegg | ||||
476 | HDD | 750GB | — | $49.00checked 2d ago | $0.065View at Newegg | ||||
477 | HDD | 6TB | — | $392.69checked 5h ago | $0.065View at Newegg | ||||
478 | HDD | 8TB | — | $524.45checked 5h ago | $0.066View at Newegg | ||||
479 | HDD | 6TB | — | $394.45checked 5h ago | $0.066View at Newegg | ||||
480 | HDD | 500 GB | — | $32.99checked 5h ago | $0.066View at Amazon | ||||
481 | HDD | 500 GB | — | $32.99checked 5h ago | $0.066View at Amazon | ||||
482 | HDD | 18TB | — | $1188.00checked 5h ago | $0.066View at Newegg | ||||
483 | HDD | 2 TB | — | $132.29checked 5h ago | $0.066View at Amazon | ||||
484 | HDD | 4TB | — | $264.99checked 5h ago | $0.066View at Newegg | ||||
485 | HDD | 3TB | — | $199.10checked 5h ago | $0.066View at Newegg | ||||
486 | HDD | 4TB | — | $265.99checked 5h ago | $0.066View at Newegg | ||||
487 | HDD | 4TB | — | $265.99checked 5h ago | $0.066View at Newegg | ||||
488 | HDD | 6TB | — | $399.00checked 5h ago | $0.067View at Newegg | ||||
489 | HDD | 750 GB | — | $49.99checked 5h ago | $0.067View at Amazon | ||||
490 | HDD | 3TB | — | $199.99checked 5h ago | $0.067View at Newegg | ||||
491 | HDD | 3TB | — | $199.99checked 2d ago | $0.067View at Newegg | ||||
492 | HDD | 6TB | — | $399.99checked 5h ago | $0.067View at Newegg | ||||
493 | HDD | 6TB | — | $400.00checked 41h ago | $0.067View at Newegg | ||||
494 | HDD | 4TB | — | $267.29checked 5h ago | $0.067View at Newegg | ||||
495 | HDD | 1 TB | — | $66.99checked 5h ago | $0.067View at Amazon | ||||
496 | HDD | 1 TB | — | $66.99checked 5h ago | $0.067View at Amazon | ||||
497 | HDD | 1 TB | — | $67.00checked 5h ago | $0.067View at Amazon | ||||
498 | HDD | 2TB | — | $135.00checked 5h ago | $0.068View at Newegg | ||||
499 | HDD | 2TB | — | $135.00checked 5h ago | $0.068View at Newegg | ||||
500 | HDD | 2TB | — | $135.00checked 5h ago | $0.068View at Newegg |
Seagate SkyHawk 8TB 3.5' Hard Drive, SATA 6GB/s, 7200 RPM
Capacity
8TB
Price
$489.99
$/GB
$0.061
WD 4TB My Passport Ultra Portable Storage External Hard Drive USB-C Gold - WDBFTM0040BGD-CESN
Capacity
4TB
Price
$245.00
$/GB
$0.061
Seagate Exos X14 ST12000NM0008 12 TB Hard Drive - 512e Format - SATA (SATA/600) - 3.5' Drive - Internal
Capacity
12TB
Price
$735.00
$/GB
$0.061
Seagate IronWolf Pro ST4000NT001 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - OEM
Capacity
4TB
Price
$245.10
$/GB
$0.061
WD My Book 6TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0060HBK-NESN)
Capacity
6TB
Price
$368.00
$/GB
$0.061
HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive
Capacity
3TB
Price
$184.19
$/GB
$0.061
WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD40EFPX
Capacity
4TB
Price
$245.99
$/GB
$0.061
Western Digital 20TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5' - WD201KFGX
Capacity
20TB
Price
$1230.00
$/GB
$0.061
Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' 15mm Laptop Internal Hard Drive ST5000LM000
Capacity
5TB
Price
$307.99
$/GB
$0.062
Seagate FireCuda Gaming Hard Drive External Hard Drive 5TB - USB 3.2 Gen 1, RGB LED Lighting for PC and Mac with Rescue Services (STKL5000400)
Capacity
5TB
Price
$308.99
$/GB
$0.062
NRICO 2.5 Inch Portable External Hard Drive Ultra- Slim HDD USB 3.0 500GB | Plug & Play Hard Drive for Backup,PC, Mac, Laptop, PS4, Xbox one,Xbox 360(Grey)
Capacity
500 GB
Price
$30.99
$/GB
$0.062
WD 4TB My Passport for Mac Portable External Hard Drive Storage USB-C/USB-A 3.2 - Midnight Blue (WDBA2F0040BBL-WESN)
Capacity
4TB
Price
$247.99
$/GB
$0.062
Toshiba N300 10TB SATA III 3.5' Internal NAS Hard Drive #HDWG71AXZSTA
Capacity
10TB
Price
$620.10
$/GB
$0.062
WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
12TB
Price
$744.45
$/GB
$0.062
Seagate 16TB Exos X24 HDD 3.5 SATA 7200 ISE Bare Hard Drive
Capacity
16TB
Price
$997.12
$/GB
$0.062
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC White (WDBPKJ0040BWT-WESN)
Capacity
4TB
Price
$249.50
$/GB
$0.062
Seagate Enterprise Capacity 3.5'' HDD 8TB (Helium) 7200 RPM SATA 6Gb/s 256MB Cache Hyperscale 512e Internal Hard Drive ST8000NM0016
Capacity
8TB
Price
$499.10
$/GB
$0.062
WD Red Pro WD101KFBX 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
10TB
Price
$624.45
$/GB
$0.062
Seagate Expansion Portable 4TB External Hard Drive HDD - 2.5 Inch USB 3.0, for Mac and PC with Rescue Data Recovery Services (STKM4000400)
Capacity
4TB
Price
$249.99
$/GB
$0.062
WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD40EFRX
Capacity
4TB
Price
$249.99
$/GB
$0.062
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Blue (WDBPKJ0040BBL-WESN)
Capacity
4TB
Price
$249.99
$/GB
$0.062
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Red (WDBPKJ0040BRD-WESN)
Capacity
4TB
Price
$249.99
$/GB
$0.062
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST8000NE001
Capacity
8TB
Price
$499.99
$/GB
$0.062
Toshiba S300 AI Surveillance Internal Hard Drive - NEW 8TB
Capacity
8TB
Price
$499.99
$/GB
$0.062
Dell 400-AHZL 8 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-AKWX 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-APEU - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Seagate Constellation ES.3 ST2000NM0033 2 TB 3.5' Internal Hard Drive ST2000NM0033-20BLK (ST2000NM0033-20BLK)
Capacity
2TB
Price
$125.00
$/GB
$0.063
Dell 400-AJVL - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ANPB 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-ASIF - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ATKW 98GV2 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell J6RTX - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
YM86T 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Seagate Exos 7E8 8 TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST8000NM004A SED Model
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 8TB 3.5' SATA 7200 RPM 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-AOJM 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST8000NE0004
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-ANEU - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell YM86T - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-AOJN 8 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
Capacity
8TB
Price
$500.00
$/GB
$0.063
K5HDG 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
401-ABEN 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ASSX 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-AKWX - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell J317F 1 TB Hard Drive - 3.5' Internal - SATA (SATA/300)
Capacity
1TB
Price
$63.00
$/GB
$0.063
WD Purple WD84PURZ 8TB 5640 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$504.45
$/GB
$0.063
WD Red Plus 8TB NAS Hard Disk Drive - 5640 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD80EFZX
Capacity
8TB
Price
$504.45
$/GB
$0.063
WD Purple Pro WD8001PURP 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Capacity
8TB
Price
$505.00
$/GB
$0.063
HP 4 TB 3.5' Internal Hard Drive
Capacity
4TB
Price
$253.00
$/GB
$0.063
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6TB
Price
$380.99
$/GB
$0.063
HGST HDN724040ALE640 - 4TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive
Capacity
4TB
Price
$254.80
$/GB
$0.064
Lenovo 12 TB Hard Drive - 3.5' Internal - Near Line SATA (NL-SATA) (SATA/600) - 7200rpm - Hot Swappable
Capacity
12TB
Price
$764.50
$/GB
$0.064
WD - My Passport for Mac 4TB External USB 3.0 Portable Hard Drive - Blue
Capacity
4 TB
Price
$254.99
$/GB
$0.064
WD 4TB My Passport Portable Storage External Hard Drive USB-C Black (WDBGES0040BBK-WESN)
Capacity
4TB
Price
$254.99
$/GB
$0.064
NRICO 2.5 Inch Portable External Hard Drive Ultra-Slim HDD USB 3.0 500GB | Plug & Play Hard Drive for Backup,PC, Mac, Laptop, PS4, Xbox one,Xbox 360(Blue)
Capacity
500 GB
Price
$31.99
$/GB
$0.064
AVIHAJ Portable External Hard Drive 1TB USB 3.1 Type C 2.5" Black | Up to 10Gbps Speed, Plug and Play, LED Indicator, Universal Compatibility, ABS Plastic Build
Capacity
1 TB
Price
$63.99
$/GB
$0.064
WD Red Plus 6TB NAS Hard Disk Drive - 5640 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD60EFZX
Capacity
6TB
Price
$383.99
$/GB
$0.064
TOSHIBA N300 Pro HDWG51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
14TB
Price
$896.10
$/GB
$0.064
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD6002FZWX
Capacity
6TB
Price
$384.45
$/GB
$0.064
TOSHIBA MK1001TRKB 1TB 7200 RPM 16MB Cache 3.5' Internal Hard Drive
Capacity
1TB
Price
$64.20
$/GB
$0.064
WD My Passport Ultra WDBECU0060BGN-WESN 6 TB Portable Hard Drive - USB 3.2 (Gen 1) Type C - 256-bit AES Encryption Standard - Green
Capacity
6TB
Price
$385.32
$/GB
$0.064
WD My Book 8TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0080HBK-NESN)
Capacity
8TB
Price
$513.77
$/GB
$0.064
WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP
Capacity
24TB
Price
$1544.45
$/GB
$0.064
WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN)
Capacity
4TB
Price
$258.50
$/GB
$0.065
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD6003FZBX
Capacity
6TB
Price
$388.99
$/GB
$0.065
WD 2TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0020BBK-WESN
Capacity
2 TB
Price
$129.90
$/GB
$0.065
Seagate One Touch 6TB 3.5' External USB 3.0 External Hard Drive STLC6000400
Capacity
6TB
Price
$389.90
$/GB
$0.065
Western Digital 1TB 5400RPM 16MB Cache SATA 6.0Gb/s 2.5inch Hard Drive (for PS4 Game Console HDD Upgrade/Repair)
Capacity
1 TB
Price
$64.99
$/GB
$0.065
Seagate 2TB Portable Hard Drive | USB 3.0 (STGX2000400) | Everyday HDD storage. Plug-and-play backup. Windows & macOS. Adobe CC trial included. 1-Year Warranty
Capacity
2 TB
Price
$129.99
$/GB
$0.065
Transcend 4TB StoreJet 25M3 Rugged Portable HDD, One Touch Backup | 3-stage shock protection, External Hard Drive, USB 3.1 Type-C, Anti-Shock Resistant, Lightning-Fast Speeds, Iron Gray
Capacity
4 TB
Price
$259.99
$/GB
$0.065
WD - My Passport Ultra for Mac 4TB External USB 3.0 Portable Hard Drive - Silver
Capacity
4 TB
Price
$259.99
$/GB
$0.065
WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver
Capacity
4 TB
Price
$259.99
$/GB
$0.065
Seagate Exos M ST30000NM004K 30TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Capacity
30TB
Price
$1949.99
$/GB
$0.065
TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
18TB
Price
$1175.90
$/GB
$0.065
Western Digital RE3 WD7502ABYS 750GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
750GB
Price
$49.00
$/GB
$0.065
WD Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD6004FZBX
Capacity
6TB
Price
$392.69
$/GB
$0.065
WD Black 8TB Performance Internal Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' - WD8001FZBX
Capacity
8TB
Price
$524.45
$/GB
$0.066
seagate skyhawk st6000vx001 6tb 3.5' internal hard drive - sata
Capacity
6TB
Price
$394.45
$/GB
$0.066
NRICO 500GB Ultra Slim Portable External Hard Drive USB3.0 HDD | HDD Storage Compatible with MAC,PC, Laptop,PS4, Xbox one,Xbox 360,Plug and Play Ready
Capacity
500 GB
Price
$32.99
$/GB
$0.066
500GB Portable External Hard Drive,Ultra Slim HDD USB3.0/USB C | Plug and Play, Compatible with PC, Mac, Laptop, PS4/5, Xbox One and Xbox 360, lightweight portable data storage
Capacity
500 GB
Price
$32.99
$/GB
$0.066
Western Digital Ultrastar WUH722018CLE6L4 18 TB Hard Drive - 3.5' Internal - SATA - Energy-assisted Magnetic Recording (EAMR) Method - 7200rpm
Capacity
18TB
Price
$1188.00
$/GB
$0.066
WD 2TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBYVG0020BBK-WESN
Capacity
2 TB
Price
$132.29
$/GB
$0.066
Seagate IronWolf Pro 4TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST4000NE0025
Capacity
4TB
Price
$264.99
$/GB
$0.066
Seagate BarraCuda XT ST33000651AS 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
3TB
Price
$199.10
$/GB
$0.066
Seagate IronWolf Pro 4TB NAS Internal Hard Drive HDD - CMR 3.5 Inch SATA 6Gb/s 7200 RPM 128MB Cache for RAID Network Attached Storage, Data
Capacity
4TB
Price
$265.99
$/GB
$0.066
Seagate IronWolf Pro 4TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 128MB Cache for RAID Network Attached Storage, Data Recovery
Capacity
4TB
Price
$265.99
$/GB
$0.066
hgst hgst ultrastar he6 6tb 3.5' sas 7200 rpm enterprise internal hard drive - sas 64 mb cache, 12gb/s - hus726060als640 / 0f18370 64 mb cache
Capacity
6TB
Price
$399.00
$/GB
$0.067
YOTUO 750GB External Hard Drive, Portable Storage Expansion HDD, USB 3.0 & USB-C for PC, Mac, Desktop, Laptop, Smartphone, PS4, Xbox One, Xbox 360, Office & Game Black
Capacity
750 GB
Price
$49.99
$/GB
$0.067
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD30EFZX
Capacity
3TB
Price
$199.99
$/GB
$0.067
Seagate BarraCuda ST3000DM007 3TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
3TB
Price
$199.99
$/GB
$0.067
TOSHIBA N300 HDWG460XZSTA 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Retail
Capacity
6TB
Price
$399.99
$/GB
$0.067
Seagate Enterprise NAS ST6000VN0001 6TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
6TB
Price
$400.00
$/GB
$0.067
ADATA 4TB HD710P Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
Capacity
4TB
Price
$267.29
$/GB
$0.067
Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 | USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one
Capacity
1 TB
Price
$66.99
$/GB
$0.067
HWAYO 1TB Ultra Slim Portable External Hard Drive 2.5'' HDD USB3.0 | for PC, Desktop, Laptop, MacBook, Chromebook, Xbox One
Capacity
1 TB
Price
$66.99
$/GB
$0.067
Seagate 1TB Desktop HDD Hard Drive - Internal (ST1000DM003)
Capacity
1 TB
Price
$67.00
$/GB
$0.067
WD 2TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBC3C0020BSL-WESN)
Capacity
2TB
Price
$135.00
$/GB
$0.068
WD Black WD2002FAEX 2TB 3.5' 7200rpm Hot Swappable Internal Hard Drive
Capacity
2TB
Price
$135.00
$/GB
$0.068
Western Digital Black WD2002FAEX 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
2TB
Price
$135.00
$/GB
$0.068
Buy Cheap Hard Drives: Find the Best HDD Deals in 2026
Looking to buy cheap hard drives? You're in the right place. BuyPerUnit compares 1107+ HDDs ranked by price per gigabyte — a capacity-cost comparison to use alongside compatibility, performance and warranty.
Right now, the cheapest HDD storage starts at just $0.027/GB, while the average on this page is $0.064/GB. Whether you need bulk storage for backups, a NAS, or a media server, we help you find the best deal. For faster storage, compare SSDs here.
HDD Buying Guide: Get the Best Value
1. Compare Price Per GB
A $150 4TB drive ($0.037/GB) beats a $70 1TB drive ($0.07/GB) in value. Always divide price by capacity to find the real cost — that's what we do for every listing.
2. Bigger = Cheaper Per GB
Storage follows economies of scale. 4TB+ drives almost always have the lowest price per gigabyte. Buy more capacity upfront to save long-term.
3. Match RPM to Your Use Case
7200 RPM drives are faster and better for desktop use or active NAS workloads. 5400 RPM drives run cooler and quieter — ideal for bulk archival or always-on backup drives where speed is less critical.
4. Watch for Sales
Hard drive prices fluctuate. We update prices daily so you can catch the best deals. Bookmark this page and check back regularly.
3.5" Desktop vs 2.5" Laptop HDD: Which Should You Buy?
| Type | Typical $/GB | Max Capacity | Best For |
|---|---|---|---|
| 3.5" Desktop HDD | $0.015–0.025 | 20TB+ | Desktop PC, NAS, media server |
| 2.5" Laptop HDD | $0.025–0.045 | 5TB | Laptop upgrade, portable use |
| External HDD | $0.020–0.040 | 20TB+ | Backup, portable storage, archiving |
Frequently Asked Questions About Buying Hard Drives
What is the cheapest hard drive per GB right now?
Is it better to buy one large hard drive or multiple smaller ones?
Should I buy 5400 RPM or 7200 RPM?
When is the best time to buy cheap hard drives?
What brands make the most reliable hard drives?
How We Find the Cheapest Hard Drives
BuyPerUnit calculates the price per gigabyte for every hard drive by dividing the current price by the storage capacity. This gives you the true cost of storage, making it easy to compare drives of different sizes.
Products are ranked from best value (lowest $/GB) to worst. We update prices regularly from Amazon, Best Buy, and Newegg to ensure you always see current deals. Click any product to view the latest price and purchase directly.
BuyPerUnit is an affiliate site. We earn a commission when you purchase through our links at no extra cost to you.
Shop Hard Drives (HDD) by Brand
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