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 | |||||||
|---|---|---|---|---|---|---|---|---|---|
301 | HDD | 10TB | — | $556.99checked 4h ago | $0.056View at Newegg | ||||
302 | HDD | 4TB | — | $223.10checked 16h ago | $0.056View at Newegg | ||||
303 | HDD | 6TB | — | $334.99checked 4h ago | $0.056View at Newegg | ||||
304 | HDD | 6TB | — | $334.99checked 4h ago | $0.056View at Newegg | ||||
305 | HDD | 12TB | — | $669.99checked 4h ago | $0.056View at Newegg | ||||
306 | HDD | 4 TB | — | $223.36checked 4h ago | $0.056View at Amazon | ||||
307 | HDD | 4TB | — | $224.27checked 4h ago | $0.056View at Newegg | ||||
308 | HDD | 14TB | — | $785.69checked 4h ago | $0.056View at Newegg | ||||
309 | HDD | 6TB | — | $337.99checked 4h ago | $0.056View at Newegg | ||||
310 | HDD | 4TB | — | $226.00checked 4h ago | $0.057View at Newegg | ||||
311 | HDD | 2TB | — | $113.00checked 4h ago | $0.057View at Newegg | ||||
312 | HDD | 3TB | — | $169.99checked 4h ago | $0.057View at Newegg | ||||
313 | HDD | 6 TB | — | 4.7(10) | $339.99checked 4h ago | $0.057View at Best Buy | |||
314 | HDD | 6 TB | — | $339.99checked 4h ago | $0.057View at Amazon | ||||
315 | HDD | 8TB | — | $454.45checked 4h ago | $0.057View at Newegg | ||||
316 | HDD | 5 TB | — | 3.0(2) | $284.99checked 4h ago | $0.057View at Best Buy | |||
317 | HDD | 5 TB | — | 4.7(2,903) | $284.99checked 4h ago | $0.057View at Best Buy | |||
318 | HDD | 5 TB | — | $284.99checked 4h ago | $0.057View at Amazon | ||||
319 | HDD | 2TB | — | $114.00checked 4h ago | $0.057View at Newegg | ||||
320 | HDD | 14TB | — | $800.00checked 4h ago | $0.057View at Newegg | ||||
321 | HDD | 20TB | — | $1143.00checked 4h ago | $0.057View at Newegg | ||||
322 | HDD | 20TB | — | $1144.45checked 4h ago | $0.057View at Newegg | ||||
323 | HDD | 4TB | — | $228.99checked 4h ago | $0.057View at Newegg | ||||
324 | HDD | 8TB | — | $457.99checked 4h ago | $0.057View at Newegg | ||||
325 | HDD | 6 TB | — | $343.70checked 4h ago | $0.057View at Amazon | ||||
326 | HDD | 12TB | — | $687.56checked 4h ago | $0.057View at Newegg | ||||
327 | HDD | 12TB | — | $687.69checked 4h ago | $0.057View at Newegg | ||||
328 | HDD | 6 TB | — | $343.99checked 4h ago | $0.057View at Amazon | ||||
329 | HDD | 750GB | — | $43.00checked 4h ago | $0.057View at Newegg | ||||
330 | HDD | 24TB | — | $1377.19checked 4h ago | $0.057View at Newegg | ||||
331 | HDD | 4TB | — | $229.99checked 4h ago | $0.057View at Newegg | ||||
332 | HDD | 4TB | — | $229.99checked 4h ago | $0.057View at Newegg | ||||
333 | HDD | 12TB | — | $689.99checked 4h ago | $0.057View at Newegg | ||||
334 | HDD | 2TB | — | $115.00checked 4h ago | $0.058View at Newegg | ||||
335 | HDD | 2TB | — | $115.00checked 4h ago | $0.058View at Newegg | ||||
336 | HDD | 6TB | — | $345.00checked 28h ago | $0.058View at Newegg | ||||
337 | HDD | 2TB | — | $115.00checked 28h ago | $0.058View at Newegg | ||||
338 | HDD | 6TB | — | $346.72checked 4h ago | $0.058View at Newegg | ||||
339 | HDD | 10TB | — | $579.10checked 4h ago | $0.058View at Newegg | ||||
340 | HDD | 5 TB | — | $289.95checked 4h ago | $0.058View at Amazon | ||||
341 | HDD | 5 TB | 140 / 140MB/s | 4.7(485) | $289.99checked 4h ago | $0.058View at Best Buy | |||
342 | HDD | 5 TB | — | $289.99checked 4h ago | $0.058View at Best Buy | ||||
343 | HDD | 6TB | — | $347.99checked 4h ago | $0.058View at Newegg | ||||
344 | HDD | 5TB | — | $289.99checked 4h ago | $0.058View at Newegg | ||||
345 | HDD | 5TB | — | $289.99checked 4h ago | $0.058View at Newegg | ||||
346 | HDD | 1TB | — | $58.00checked 4h ago | $0.058View at Newegg | ||||
347 | HDD | 5TB | — | $290.00checked 4h ago | $0.058View at Newegg | ||||
348 | HDD | 26TB | — | $1511.13checked 2d ago | $0.058View at Newegg | ||||
349 | HDD | 8TB | — | $465.10checked 40h ago | $0.058View at Newegg | ||||
350 | HDD | 6TB | — | $349.00checked 4h ago | $0.058View at Newegg | ||||
351 | HDD | 4TB | — | $233.00checked 4h ago | $0.058View at Newegg | ||||
352 | HDD | 6TB | — | $349.99checked 4h ago | $0.058View at Newegg | ||||
353 | HDD | 6TB | — | $349.99checked 4h ago | $0.058View at Newegg | ||||
354 | HDD | 1 TB | — | $58.50checked 4h ago | $0.059View at Amazon | ||||
355 | HDD | 4TB | — | $234.00checked 4h ago | $0.059View at Newegg | ||||
356 | HDD | 4TB | — | $234.00checked 4h ago | $0.059View at Newegg | ||||
357 | HDD | 5 TB | — | $292.95checked 4h ago | $0.059View at Amazon | ||||
358 | HDD | 10TB | — | $586.44checked 4h ago | $0.059View at Newegg | ||||
359 | HDD | 5TB | — | $293.50checked 4h ago | $0.059View at Newegg | ||||
360 | HDD | 6TB | — | $352.56checked 4h ago | $0.059View at Newegg | ||||
361 | HDD | 4TB | — | $235.10checked 4h ago | $0.059View at Newegg | ||||
362 | HDD | 10TB | — | $589.00checked 4h ago | $0.059View at Newegg | ||||
363 | HDD | 14TB | — | $825.10checked 4h ago | $0.059View at Newegg | ||||
364 | HDD | 1 TB | — | $58.99checked 4h ago | $0.059View at Amazon | ||||
365 | HDD | 4TB | — | $235.99checked 4h ago | $0.059View at Newegg | ||||
366 | HDD | 5TB | — | $294.99checked 4h ago | $0.059View at Newegg | ||||
367 | HDD | 6TB | — | $353.99checked 4h ago | $0.059View at Newegg | ||||
368 | HDD | 1TB | — | $59.00checked 4h ago | $0.059View at Newegg | ||||
369 | HDD | 1TB | — | $59.19checked 4h ago | $0.059View at Newegg | ||||
370 | HDD | 16TB | — | $948.47checked 4h ago | $0.059View at Newegg | ||||
371 | HDD | 1 TB | — | $59.35checked 4h ago | $0.059View at Amazon | ||||
372 | HDD | 10TB | — | $593.65checked 4h ago | $0.059View at Newegg | ||||
373 | HDD | 20TB | — | $1187.45checked 4h ago | $0.059View at Newegg | ||||
374 | HDD | 14TB | — | $831.99checked 4h ago | $0.059View at Newegg | ||||
375 | HDD | 10TB | — | $594.45checked 4h ago | $0.059View at Newegg | ||||
376 | HDD | 10TB | — | $594.45checked 4h ago | $0.059View at Newegg | ||||
377 | HDD | 8TB | — | $478.10checked 2d ago | $0.060View at Newegg | ||||
378 | HDD | 10TB | — | $599.45checked 4h ago | $0.060View at Newegg | ||||
379 | HDD | 500 GB | — | $29.99checked 4h ago | $0.060View at Amazon | ||||
380 | HDD | 500 GB | — | $29.99checked 4h ago | $0.060View at Amazon | ||||
381 | HDD | 1TB | — | $59.99checked 4h ago | $0.060View at Newegg | ||||
382 | HDD | 3TB | — | $179.99checked 40h ago | $0.060View at Newegg | ||||
383 | HDD | 3TB | — | $179.99checked 4h ago | $0.060View at Newegg | ||||
384 | HDD | 5TB | — | $299.99checked 28h ago | $0.060View at Newegg | ||||
385 | HDD | 4TB | — | $239.99checked 4h ago | $0.060View at Newegg | ||||
386 | HDD | 10TB | — | $599.99checked 4h ago | $0.060View at Newegg | ||||
387 | HDD | 750GB | — | $45.00checked 2d ago | $0.060View at Newegg | ||||
388 | HDD | 10TB | — | $600.00checked 4h ago | $0.060View at Newegg | ||||
389 | HDD | 10TB | — | $601.33checked 4h ago | $0.060View at Newegg | ||||
390 | HDD | 24TB | — | $1444.45checked 40h ago | $0.060View at Newegg | ||||
391 | HDD | 24TB | — | $1444.45checked 28h ago | $0.060View at Newegg | ||||
392 | HDD | 20TB | — | $1203.90checked 4h ago | $0.060View at Newegg | ||||
393 | HDD | 4TB | — | $240.99checked 4h ago | $0.060View at Newegg | ||||
394 | HDD | 4TB | — | $242.00checked 2d ago | $0.060View at Newegg | ||||
395 | HDD | 2TB | — | $121.19checked 28h ago | $0.061View at Newegg | ||||
396 | HDD | 6TB | — | $363.99checked 4h ago | $0.061View at Newegg | ||||
397 | HDD | 10TB | — | $609.95checked 4h ago | $0.061View at Newegg | ||||
398 | HDD | 2TB | — | $122.00checked 4h ago | $0.061View at Newegg | ||||
399 | HDD | 8TB | — | $488.50checked 4h ago | $0.061View at Newegg | ||||
400 | HDD | 4TB | — | $244.50checked 4h ago | $0.061View at Newegg |
Seagate IronWolf ST10000NE0008 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST10000NE0008)
Capacity
10TB
Price
$556.99
$/GB
$0.056
Seagate ST4000NC001 4TB 5900 RPM 64MB Cache SATA 6.0Gb/s 3.5' Terascale Hard Drive Bare Drive
Capacity
4TB
Price
$223.10
$/GB
$0.056
WD 6TB My Passport Portable Storage External Hard Drive USB-C Black (WDBTBU0060BBK-WESN)
Capacity
6TB
Price
$334.99
$/GB
$0.056
WD 6TB My Passport for Mac Portable Storage Model Midnight Blue - WDBK6C0060BBL-WESN
Capacity
6TB
Price
$334.99
$/GB
$0.056
WD Red Plus 12TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD120EFBX
Capacity
12TB
Price
$669.99
$/GB
$0.056
Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004
Capacity
4 TB
Price
$223.36
$/GB
$0.056
BUFFALO 4TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF4.0U3GB
Capacity
4TB
Price
$224.27
$/GB
$0.056
WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP
Capacity
14TB
Price
$785.69
$/GB
$0.056
Seagate Exos 7E8 ST6000NM021A 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive, 512e
Capacity
6TB
Price
$337.99
$/GB
$0.056
Seagate IronWolf Pro 4TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST4000NE001
Capacity
4TB
Price
$226.00
$/GB
$0.057
WD 2TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBYVG0020BBK-WESN)
Capacity
2TB
Price
$113.00
$/GB
$0.057
Seagate BarraCuda ST3000DM008 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
3TB
Price
$169.99
$/GB
$0.057
WD - My Passport 6TB External USB 3.0 Portable Hard Drive - Black
Capacity
6 TB
Price
$339.99
$/GB
$0.057
WD 6TB My Passport Ultra Blue, Portable External Hard Drive, Backup Software with Defense Against ransomware, and Password Protection, USB-C and USB 3.1 - WDBEJA0060BBL-WESN
Capacity
6 TB
Price
$339.99
$/GB
$0.057
WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX
Capacity
8TB
Price
$454.45
$/GB
$0.057
WD - 5TB easystore® Portable Hard Drive for Windows, Mac and compatible devices - Black
Capacity
5 TB
Price
$284.99
$/GB
$0.057
WD - My Passport 5TB External USB 3.0 Portable Hard Drive - Black
Capacity
5 TB
Price
$284.99
$/GB
$0.057
WD 5TB My Passport, Portable External Hard Drive, Blue, Backup Software with Defense Against ransomware, and Password Protection, USB 3.1/USB 3.0 Compatible - WDBPKJ0050BBL-WESN
Capacity
5 TB
Price
$284.99
$/GB
$0.057
Seagate Barracuda ST2000DM001 2 TB 3.5 Internal Hard Drive (ST2000DM001)
Capacity
2TB
Price
$114.00
$/GB
$0.057
WD Purple Pro WD141PURP 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
14TB
Price
$800.00
$/GB
$0.057
WD Ultrastar DC HC560 0F38785 20TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
20TB
Price
$1143.00
$/GB
$0.057
WD Ultrastar DC HC560 0F38755 20TB Hard Drive 512MB Cache 7200 RPM SATA 6.0Gb/s 512E SE NP3 3.5' Internal HDD (WUH722020ALE6L4)
Capacity
20TB
Price
$1144.45
$/GB
$0.057
Seagate SkyHawk ST4000VX016 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive HDD
Capacity
4TB
Price
$228.99
$/GB
$0.057
WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ
Capacity
8TB
Price
$457.99
$/GB
$0.057
Western Digital WD Red Plus Internal Hard Drive 6 TB CMR 3.5 Inch SATA 5400 rpm 256 MB NAS (Amazon.co.jp Limited)
Capacity
6 TB
Price
$343.70
$/GB
$0.057
Western Digital Ultrastar DC HA340 WUS721212BLE6L4 12 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR)
Capacity
12TB
Price
$687.56
$/GB
$0.057
WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
12TB
Price
$687.69
$/GB
$0.057
Seagate 6TB IronWolf NAS SATA 6Gb/s NCQ 128MB Cache 3.5-Inch Internal Hard Drive (ST6000VN0041)
Capacity
6 TB
Price
$343.99
$/GB
$0.057
Seagate BarraCuda 7200.11 ST3750330AS 750GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
750GB
Price
$43.00
$/GB
$0.057
WD Elements 24TB Desktop External Hard Drive WDBWLG0240HBK-NESN Black
Capacity
24TB
Price
$1377.19
$/GB
$0.057
WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD40EZAZ
Capacity
4TB
Price
$229.99
$/GB
$0.057
Seagate SkyHawk ST4000VX007 4TB 64MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
4TB
Price
$229.99
$/GB
$0.057
WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
12TB
Price
$689.99
$/GB
$0.057
ADATA 2TB HD710 Pro Portable Hard Drive USB 3.1 Model AHD710P-2TU31-CBK Black
Capacity
2TB
Price
$115.00
$/GB
$0.058
Western Digital AV-GP WD20EURS 2TB 64MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
2TB
Price
$115.00
$/GB
$0.058
Dell 6 TB 3.5' Internal Hard Drive
Capacity
6TB
Price
$345.00
$/GB
$0.058
Dell 0JWVN - 2TB 3.5' SATA 7.2K 6Gb/s HS Hard Drive
Capacity
2TB
Price
$115.00
$/GB
$0.058
HGST 0F23072 - 6TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive
Capacity
6TB
Price
$346.72
$/GB
$0.058
Toshiba X300 Performance SATA III 3.5' Internal Hard Drive - 10TB
Capacity
10TB
Price
$579.10
$/GB
$0.058
WD 5TB My Passport Ultra, Blue, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBFTM0050BBL-WESN
Capacity
5 TB
Price
$289.95
$/GB
$0.058
WD - P10 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black
Capacity
5 TB
Price
$289.99
$/GB
$0.058
5TB WD My Passport Portable Hard Drive - Black
Capacity
5 TB
Price
$289.99
$/GB
$0.058
Seagate IronWolf Pro 6TB 3.5' SATA 7200rpm Internal Hard Drive ST6000NE0023
Capacity
6TB
Price
$347.99
$/GB
$0.058
WD 5TB My Passport for Mac Portable External Hard Drive Storage USB-C/USB-A 3.2 - Midnight Blue (WDBA2F0050BBL-WESN)
Capacity
5TB
Price
$289.99
$/GB
$0.058
WD 5TB My Passport Portable Storage External Hard Drive USB-C Black (WDBGES0050BBK-WESN)
Capacity
5TB
Price
$289.99
$/GB
$0.058
Dell-IMSourcing 50XV4 1 TB Hard Drive - 3.5' Internal - SATA (SATA/300)
Capacity
1TB
Price
$58.00
$/GB
$0.058
Seagate Basic 5TB USB 3.0 External Hard Drive STJL5000400
Capacity
5TB
Price
$290.00
$/GB
$0.058
WD Elements 26 TB External Desktop Hard Drive - USB 3.2 - Black (WDBWLG0260HBK-NESN)
Capacity
26TB
Price
$1511.13
$/GB
$0.058
Seagate NAS HDD ST8000VN0002 8TB 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$465.10
$/GB
$0.058
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VN0041
Capacity
6TB
Price
$349.00
$/GB
$0.058
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
$233.00
$/GB
$0.058
WD Red Pro WD6003FFBX 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
6TB
Price
$349.99
$/GB
$0.058
WD Red 6TB NAS Internal Hard Drive - 5400 RPM Class, SATA 6Gb/s, SMR, 256MB Cache, 3.5' - WD60EFAX
Capacity
6TB
Price
$349.99
$/GB
$0.058
MaxDigitalData (MD1000GLSA6454-PS) 1TB 64MB Cache 5400RPM SATA 6.0Gb/s 2.5inch 7MM Gaming Hard Drive (for PS3/PS4) - 2 Year Warranty
Capacity
1 TB
Price
$58.50
$/GB
$0.059
Seagate IronWolf ST4000VN006 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive HDD
Capacity
4TB
Price
$234.00
$/GB
$0.059
Seagate IronWolf Pro ST4000NE001 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST4000NE001)
Capacity
4TB
Price
$234.00
$/GB
$0.059
WD 5TB My Passport Ultra for Mac Silver, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBPMV0050BSL-WESN
Capacity
5 TB
Price
$292.95
$/GB
$0.059
WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP
Capacity
10TB
Price
$586.44
$/GB
$0.059
WD 5TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0050BBL-WESN)
Capacity
5TB
Price
$293.50
$/GB
$0.059
Seagate IronWolf Pro 6TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST6000NE000
Capacity
6TB
Price
$352.56
$/GB
$0.059
HGST Ultrastar HUS724040ALE640 (0F18567) 4TB 64MB 7200RPM SATA 6Gb/s 3.5in Internal Enterprise Hard
Capacity
4TB
Price
$235.10
$/GB
$0.059
Toshiba N300 Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - NAS Device Supported - 7200rpm - 281 MB/s Maximum Read Transfer Rate
Capacity
10TB
Price
$589.00
$/GB
$0.059
Toshiba N300 NAS - Hard drive - 14 TB - internal - 3.5' - SATA 6Gb/s - 7200 rpm - buffer: 512 MB - HDWG51EXZSTA
Capacity
14TB
Price
$825.10
$/GB
$0.059
Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch PS3/PS4 Hard Drive - 3 Year Warranty
Capacity
1 TB
Price
$58.99
$/GB
$0.059
WD WD43PURZ 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5' - WD43URZ
Capacity
4TB
Price
$235.99
$/GB
$0.059
WD 5TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for Mac (WDBPMV0050BSL-WESN)
Capacity
5TB
Price
$294.99
$/GB
$0.059
Seagate IronWolf Pro ST6000NE000 6 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST6000NE000)
Capacity
6TB
Price
$353.99
$/GB
$0.059
Dell-IMSourcing G377T DS 1 TB Hard Drive - 3.5' Internal - SATA (SATA/300)
Capacity
1TB
Price
$59.00
$/GB
$0.059
Toshiba MAIN-47587 3.5-Inch 1TB 7200 RPM SATA3/SATA 6.0 GB/s 32MB Hard Drive DT01ACA100 / HDKPC03 (DT01ACA100/HDKPC03)
Capacity
1TB
Price
$59.19
$/GB
$0.059
WD 16TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0160JBK-NESN)
Capacity
16TB
Price
$948.47
$/GB
$0.059
Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch Notebook Hard Drive (MQ01ABD100V) - 1 Year Warranty,Usb
Capacity
1 TB
Price
$59.35
$/GB
$0.059
HGST 0B42266 - HGST 10TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
10TB
Price
$593.65
$/GB
$0.059
Seagate SkyHawk AI ST20000VE002 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
20TB
Price
$1187.45
$/GB
$0.059
WD Purple 14TB 3.5' SATA 7200rpm Internal Hard Drive WD140PURZ
Capacity
14TB
Price
$831.99
$/GB
$0.059
Seagate Exos X18 ST10000NM020G - hard drive - 10 TB - SATA 6Gb/s
Capacity
10TB
Price
$594.45
$/GB
$0.059
Seagate IronWolf Pro ST10000NE000 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
10TB
Price
$594.45
$/GB
$0.059
HPE 8 TB Hard Drive 3.5' Internal SATA SATA/600 7200rpm 834028B21
Capacity
8TB
Price
$478.10
$/GB
$0.060
WD Red Plus 10TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD101EFAX
Capacity
10TB
Price
$599.45
$/GB
$0.060
Caraele 500GB Portable External Hard Drive USB3.0 Mobile HDD Storage for PC, Mac, Desktop, Laptop, Mac, Chromebook, Xbox One, Xbox 360, PS4 (Black)
Capacity
500 GB
Price
$29.99
$/GB
$0.060
Caraele 500GB Ultra Slim Portable External Hard Drive USB3.0 HDD Storage Compatible for PC, Desktop, Laptop, MacBook, Chromebook, Xbox One, Xbox 360, PS4 (Black)
Capacity
500 GB
Price
$29.99
$/GB
$0.060
Avolusion 1TB USB 3.0 Portable External PS4 Hard Drive (PS4 Pre-Formatted) HD250U3-X1-1TB-PS - 3 Year Warranty
Capacity
1TB
Price
$59.99
$/GB
$0.060
Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal
Capacity
3TB
Price
$179.99
$/GB
$0.060
WD Blue 3TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD30EZAZ
Capacity
3TB
Price
$179.99
$/GB
$0.060
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC White (WDBPKJ0050BWT-WESN)
Capacity
5TB
Price
$299.99
$/GB
$0.060
Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 128 MB Cache, 3.5' (WD44PURZ)
Capacity
4TB
Price
$239.99
$/GB
$0.060
seagate exos 7e10 st10000nm017b 10 tb hard drive - internal - sata (sata/600) - storage system, video surveillance system device supported - 7200rpm
Capacity
10TB
Price
$599.99
$/GB
$0.060
726833-001 Hp 750GB Sata 3GB/ s Hard Drive 8MB 5400RPM 2.5IN Scorpio Blue
Capacity
750GB
Price
$45.00
$/GB
$0.060
Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK
Capacity
10TB
Price
$600.00
$/GB
$0.060
WD Red Pro 10TB NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5' - WD103KFBX
Capacity
10TB
Price
$601.33
$/GB
$0.060
Seagate Exos X24 ST24000NM001H 24 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - Storage Array
Capacity
24TB
Price
$1444.45
$/GB
$0.060
WD Red Pro 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD240KFGX
Capacity
24TB
Price
$1444.45
$/GB
$0.060
Toshiba N300 20TB SATA III 3.5' Internal NAS Hard Drive #HDWG82AXZSTA
Capacity
20TB
Price
$1203.90
$/GB
$0.060
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD4006FZBX
Capacity
4TB
Price
$240.99
$/GB
$0.060
4TB Toshiba Canvio Basics USB3.2 External Hard Drive - Black
Capacity
4TB
Price
$242.00
$/GB
$0.060
HP 611953-001 2Tb 7200Rpm Sataii Mdl 3.5Inch Hard Drive With Tray
Capacity
2TB
Price
$121.19
$/GB
$0.061
WD 6TB Silver My Passport Ultra for Portable Storage External Hard Drive USB-C for Mac (WDBGKC0060BSL-WESN)
Capacity
6TB
Price
$363.99
$/GB
$0.061
WD Red Pro 10TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch - WD102KFBX
Capacity
10TB
Price
$609.95
$/GB
$0.061
WD RE4 WD2003FYYS 2TB 7200 RPM 64MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
2TB
Price
$122.00
$/GB
$0.061
WD Red Pro WD8003FFBX 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$488.50
$/GB
$0.061
WD 4TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BSL-WESN)
Capacity
4TB
Price
$244.50
$/GB
$0.061
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 $0.058/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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