Hard Drive Prices & SSD Prices

Live hard drive prices and SSD prices for internal & external HDDs, SATA SSDs, and NVMe SSDs, ranked by price-per-terabyte across major retailers.

Sorted by $/TB by default, because that's the number that tells you whether a drive is a good deal. Filter by type, condition, and capacity to narrow it down, or switch to card view for a quick visual scan. Filling the bays on a NAS enclosure or a rack server? Check those trackers too.

Disclaimer: This is a personal tracking tool I built for my own use, not a professional pricing or comparison service. Listings, prices, and outbound links are pulled from third-party sources and can be stale, inaccurate, or broken. I'm not responsible for their accuracy or where a link leads. Always verify details directly with the retailer or source before you rely on them.
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Drive Type

Condition

Min Capacity

99 drives found

DriveTypeConditionCapacityTotal Price$/TBDeal

Seagate Constellation ES.3 3TB 7200RPM 128MB SAS 3.5” Internal Hard Drive EMC

Seagate · eBay

Internal HDDUsed3 TB$21.00$7.00/TBView Deal

Genuine 4TB Toshiba MG03SCA400 Serial Attached SCSI 6G ( SAS ) 3.5" Hard Drive

Toshiba · eBay

Internal HDDUsed4 TB$32.00$8.00/TBView Deal

HP 625140-001 3 TB 3.5" Internal Hard Drive - 625030-001, 625031-B21, 652766-B21

HP · Amazon

Internal HDDNew3 TB$25.00$8.33/TBView Deal

EMC VNX Storage 3TB 7.2K 3.5" SAS Hard Drive 005050144 118033057 ST3000NM0023

· eBay

Internal HDDUsed3 TB$25.99$8.66/TBView Deal

Genuine Dell Enterprise Plus 2TB 7.2K SAS 3.5" Hard Drive HUS723020ALS640 J8NC8

Dell · eBay

Internal HDDUsed2 TB$17.49$8.75/TBView Deal

Dell CWJ92 3TB SAS 3.5 7.2K 6G HUS723030ALS640 W/ TRAY TESTED US SELLER

Dell · eBay

Internal HDDUsed3 TB$26.99$9.00/TBView Deal

Oracle HUS723030ALS640 3TB 3.5" 6Gb/s 7.2K RPM SAS HDD P/N: 7010135 0B26324

· eBay

Internal HDDUsed3 TB$27.99$9.33/TBView Deal

HGST 2TB 7.2K SAS 3.5" HDD HUS723020ALS640 Wiped Tested

HGST · eBay

Internal HDDUsed2 TB$19.00$9.50/TBView Deal

SEAGATATE EXOS X14 ST10000NM0528 HDD 10TB SAS 12Gbs 7.2K 3.5"

· eBay

Internal HDDUsed10 TB$150.00$15.00/TBView Deal

HGST HDD HUH721212AL4200 12TB 3.5" SAS 12Gb/s Server Hard Disk Drive *READ

HGST · eBay

Internal HDDUsed12 TB$186.98$15.58/TBView Deal

DELL EMC 10TB SAS 12GBps SED 4KN 0f27433 118000276 HUH721010AL4205 Server Hard D

Dell · eBay

Internal HDDUsed10 TB$159.99$16.00/TBView Deal

Seagate ST10000NM015G EXOS X18 10TB 7.2K 12Gb/s SAS 3.5" 2023 date

Seagate · eBay

Internal HDDUsed10 TB$159.99$16.00/TBView Deal

HGST 10TB 7.2K SAS 12Gb/s 3.5in 4Kn SED HDD HUH721010AL4205

HGST · eBay

Internal HDDUsed10 TB$159.99$16.00/TBView Deal

HPE 8TB HDD SAS Enterprise smkp8000s5xef7.2

Hewlett Packard Enterprise · eBay

Internal HDDUsed8 TB$129.99$16.25/TBView Deal

Dell EMC HUS728T8TAL5200 8TB 3.5 inch SAS HDD

Dell · eBay

Internal HDDUsed8 TB$129.99$16.25/TBView Deal

HGST IBM 8TB 7.2K 3.5" 12GB SAS HDD 00WK785/HUH728080AL4200

HGST · eBay

Internal HDDUsed8 TB$129.99$16.25/TBView Deal

24TB SATA Seagate 3.5in EXOS X27z SMR 6.0Gbps 7.2K 512e/4Kn Enterprise HDD

Seagate · eBay

Internal HDDUsed24 TB$399.00$16.63/TBView Deal

HGST HUH721010AL4200 Ultrastar He10 10TB SAS 4Kn 3.5" Enterprise Server HDD

HGST · eBay

Internal HDDUsed10 TB$169.99$17.00/TBView Deal

HGST 8TB HUH728080AL5204 SAS 12Gbps 7.2K 3.5" HDD Hard Drive 0F25733

HGST · eBay

Internal HDDUsed8 TB$139.99$17.50/TBView Deal

DELL XGYWN_*R SERIES ONLY*_ 10TB -4Kn SAS 12 Gbps-7.2K HARD DRIVE 3.5" IN TRAY

Dell · eBay

Internal HDDUsed10 TB$175.00$17.50/TBView Deal

Western Digital WD140EDGZ 14TB SATA III 3.5in 7200RPM

Western Digital · eBay

Internal HDDUsed14 TB$245.00$17.50/TBView Deal

SEAGATE HSMR: X20z 18TB 3.5" SATA Enterprise HDD ST18000NM013J Tested, Low Hrs.

Seagate · eBay

Internal HDDUsed18 TB$325.00$18.06/TBView Deal

Western Digital (14TB, 3.5 In, LFF 6GB, 7200 RPM) SATA Hard Drive - WD140EDGZ

Western Digital · eBay

Internal HDDUsed14 TB$259.99$18.57/TBView Deal

HKRVPXD EXOS 7E8 SAS HDD ST8000NM0075 8TB 7.2K 7200Rpm 256MB 12Gbps Enterprise Capacity 3.5 HDD Hard Drive for Server

HKRVPXD · Amazon

Internal HDDUsed8 TB$155.00$19.38/TBView Deal

HP 857966-001 HPE 10TB SAS 12G MIDLINE 7.2K LFF

HP · Amazon

Internal HDDNew10 TB$200.00$20.00/TBView Deal

Western Digital 18TB 3.5" SATA 6Gb/s 7200RPM 512MB WD180EDGZ-11B2DA0 HDD

Western Digital · eBay

Internal HDDUsed18 TB$368.00$20.44/TBView Deal

WL OEM 16TB 7.2K RPM SAS 12Gb/s 3.5" HDD - Comparable to ST16000NM002G

· eBay

Internal HDDRefurbished16 TB$329.00$20.56/TBView Deal

MDD MAXDIGITALDATA MDD 10TB 7200RPM 256MB Cache SAS 12.0Gb/s 3.5-inch Internal Enterprise Hard Drive (MDD10TSAS25672E) - [NOT a SATA HDD] (Renewed)

MDD MAXDIGITALDATA · Amazon

Internal HDDUsed10 TB$209.99$21.00/TBView Deal

HPE 819201-B21 8TB 12G SAS 7.2K LFF 512E SC MDL Hard Disk Drive

HP · Amazon

Internal HDDUsed8 TB$169.00$21.13/TBView Deal

Genuine HUH721212AL4200 12TB HDD 7200 RPM SAS 12Gb/s LFF Drive Original

HGST · Amazon

Internal HDDUsed12 TB$259.08$21.59/TBView Deal

18TB SATA ST18000NM014J 3.5" Exos X18 Seagate Enterprise Hard Drive

Seagate · eBay

Internal HDDUsed18 TB$389.00$21.61/TBView Deal

HPE 12 TB Hard Drive - 3.5" Internal - SAS (12Gb/s SAS)

HP · Amazon

Internal HDDUsed12 TB$259.95$21.66/TBView Deal

Dell 0HPGJ4 Toshiba MG08ACA16TEY 16TB 7.2K RPM 512e 6Gb/s 3.5" SATA HDD

Toshiba · eBay

Internal HDDUsed16 TB$350.00$21.88/TBView Deal

Dell 400-ATKR 8TB 7.2K SAS 3.5" 12Gb/s HDD KIT 14TH Generation Servers POWEREDGE R640 R740 R740XD R940 C6420 POWERVAULT MD1400 MD1420

Dell · Amazon

Internal HDDUsed8 TB$175.00$21.88/TBView Deal

Toshiba 14TB SATA 512e 256MB Cache 7200RPM 3.5" SATA 6.0Gb/s Enterprise Hard Drive - MG07ACA14TE (Renewed)

Toshiba · Amazon

Internal HDDUsed14 TB$309.00$22.07/TBView Deal

Avolusion PRO-T5 Series USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) - 2 Year Warranty (14TB) (Renewed)

Avolusion · Amazon

External HDDUsed14 TB$309.99$22.14/TBView Deal

Genuine P09155-B21 14TB SAS 12G BC 7.2K LFF LP He 512e MV HDD Original

HPE · Amazon

Internal HDDUsed14 TB$310.00$22.14/TBView Deal

Seagate SkyHawk AI 16TB 7.2K SATA 6Gbps 3.5" Internal Hard Drive ST16000VE000

Seagate · eBay

Internal HDDUsed16 TB$355.00$22.19/TBView Deal

Seagate Exos X20 18TB SATA 6Gb/s 7200RPM Enterprise HDD ST18000NM003D 0HR Drives

Seagate · eBay

Internal HDDUsed18 TB$399.70$22.21/TBView Deal

18TB Seagate Exos X20 Hard Drive 3.5 SATA III HDD Enterprise HDD

Seagate · eBay

Internal HDDUsed18 TB$399.99$22.22/TBView Deal

Western Digital 20TB 7.2K SATA 6Gb/s 3.5" Internal Hard Drive WD200EDGZ

Western Digital · eBay

Internal HDDUsed20 TB$449.00$22.45/TBView Deal

Seagate Exos X20 | 20TB @7.2k | 256MB Cache | 3.5" SATA III ST2000NM007D

Seagate · eBay

Internal HDDUsed20 TB$449.99$22.50/TBView Deal

14TB 7.2K RPM SATA 6Gb/s 3.5" HDD for Dell PowerEdge Servers | Enterprise Hard Drive in 14G Tray | Compatible with R340 R440 R640 R740

Water Panther · Amazon

Internal HDDUsed14 TB$319.00$22.79/TBView Deal

Water Panther 14TB 7200 RPM SATA 6Gb/s 3.5" HDD for Dell PowerEdge Servers | Enterprise Hard Drive in 13G Tray

Water Panther · Amazon

Internal HDDUsed14 TB$319.00$22.79/TBView Deal

Water Panther WP Arsenal 14TB SATA 7200RPM 3.5-Inch DAS Hard Drive, Mechanical Hard Disk (Renewed)

Water Panther · Amazon

Internal HDDUsed14 TB$319.00$22.79/TBView Deal

Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (SRD0NF1)

Seagate · Amazon

External HDDUsed4 TB$93.09$23.27/TBView Deal

Seagate ironwolf pro NAS ST16000NE000 16TB HDD used tested 2RW103-500 FW:EN02

Seagate · eBay

Internal HDDUsed16 TB$374.99$23.44/TBView Deal

Avolusion PRO-T5 Series USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop - 2 Year Warranty (14TB White) (Renewed)

Avolusion · Amazon

External HDDUsed14 TB$329.99$23.57/TBView Deal

Avolusion HDDGEAR PRO 14TB 7200RPM USB 3.0 External Hard Drive (for Windows or MacOS, Desktop & Laptop)

Avolusion · Amazon

External HDDNew14 TB$329.99$23.57/TBView Deal

OSENTRiX BX100 14TB USB 3.2 Gen 2 USB-C External Hard Drive for Windows or MacOS Desktop PC/Laptop

OSENTRiX · Amazon

External HDDNew14 TB$329.99$23.57/TBView Deal

Avolusion PRO-H1 14TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop) (Renewed)

Avolusion · Amazon

External HDDUsed14 TB$329.99$23.57/TBView Deal

Seagate/IBM Exos X16 16TB ST16000NM002G 7.2K RPM SAS 12Gb/s 3.5" Enterprise HDD

Seagate · eBay

Internal HDDUsed16 TB$379.00$23.69/TBView Deal

Seagate Exos X20 18TB ST18000NM003D 7.2K RPM SATA 6Gb/s 512e 3.5" Enterprise HDD

Seagate · eBay

Internal HDDUsed18 TB$429.00$23.83/TBView Deal

Seagate Ironwolf Pro 18TB ST18000NT001 7.2K RPM SATA 6Gb/s 512e 3.5" HDD

Seagate · eBay

Internal HDDUsed18 TB$429.00$23.83/TBView Deal

G-Technology 14TB G-DRIVE USB 3.0 Desktop External Hard Drive, Silver - Compact, High-Performance Storage - 0G10506-1

G-Technology · Amazon

External HDDUsed14 TB$338.99$24.21/TBView Deal

Avolusion PRO-T8 Series 14TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (Black) - 2 Year Warranty

Avolusion · Amazon

External HDDNew14 TB$339.99$24.29/TBView Deal

Avolusion PRO-T5 Series USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) (14TB) (Renewed)

Avolusion · Amazon

External HDDUsed14 TB$339.99$24.29/TBView Deal

Avolusion PRO-Z Series 14TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) (Renewed)

Avolusion · Amazon

External HDDUsed14 TB$339.99$24.29/TBView Deal

Seagate Technology ST16000NM007H 16TB Exos X24 HDD 3.5 SAS 7200 ISE Bare Hard Drive

Seagate · Amazon

External HDDUsed16 TB$392.56$24.54/TBView Deal

Avolusion PRO-X USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop - (12TB) (Renewed)

Avolusion · Amazon

External HDDUsed12 TB$299.99$25.00/TBView Deal

Avolusion PRO-T5 Series USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) - 2 Year Warranty (12TB) (Renewed)

Avolusion · Amazon

External HDDUsed12 TB$299.99$25.00/TBView Deal

Avolusion M5 Series 18TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (Renewed)

Avolusion · Amazon

External HDDUsed18 TB$459.99$25.56/TBView Deal

Avolusion PRO-H1 18TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop) (Renewed)

Avolusion · Amazon

External HDDUsed18 TB$459.99$25.56/TBView Deal

Avolusion PRO-5X Series 18TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) (Renewed)

Avolusion · Amazon

External HDDUsed18 TB$469.99$26.11/TBView Deal

Avolusion PRO-T8 Series 18TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (Black) (Renewed)

Avolusion · Amazon

External HDDUsed18 TB$479.99$26.67/TBView Deal

Avolusion M5 Series 20TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (Renewed)

Avolusion · Amazon

External HDDUsed20 TB$539.99$27.00/TBView Deal

Avolusion PRO-X Series USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) - 2 Year Warranty (18TB) (Renewed)

Avolusion · Amazon

External HDDUsed18 TB$489.99$27.22/TBView Deal

Avolusion M5 Series 22TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (Renewed)

Avolusion · Amazon

External HDDUsed22 TB$599.99$27.27/TBView Deal

OSENTRiX BX100 20TB USB 3.2 Gen 2 USB-C External Hard Drive for Windows or MacOS Desktop PC/Laptop

OSENTRiX · Amazon

External HDDNew20 TB$549.99$27.50/TBView Deal

Avolusion PRO-H1 24TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop) (Renewed)

Avolusion · Amazon

External HDDUsed24 TB$659.99$27.50/TBView Deal

TEAMGROUP T-Force Vulcan Z 4TB SLC Cache 3D NAND QLC 2.5 Inch SATA III Internal Solid State Drive SSD (R/W Speed up to 550/470 MB/s) T253TY004T0C101

TEAMGROUP · Amazon

SATA SSDNew4 TB$335.99$84.00/TBView Deal

Lufasnd Internal 4TB SATA SSD, 2.5 Inch SSD SATA III 6Gb/s, Solid State Drive, Up to 520MB/s Read Speed, 3D NAND Flash, Compatible with Laptop & Desktop PC

Lufasnd · Amazon

SATA SSDNew4 TB$345.99$86.50/TBView Deal

TEAMGROUP QX 4TB 3D NAND QLC 2.5 Inch SATA III Internal Solid State Drive SSD R/W Speed up to 500/460 MB/s 800TBW Laptop & PC Desktop T253X7004T0C101

TEAMGROUP · Amazon

SATA SSDNew4 TB$345.99$86.50/TBView Deal

Intel 600GB SATA SSD 2.5" Intel DC S3500 600GB SSD SSDSC2BB600G4 T9-A3

Intel · eBay

SATA SSDUsed0.60 TB$54.00$90.00/TBView Deal

SSD7CS900-500-RB GENUINE PNY SSD 500GB SATA III 6GBS great health refurb

PNY · eBay

SATA SSDUsed0.50 TB$45.00$90.00/TBView Deal

Intel Optane H10 1TB + 32GB NVMe M.2 2280 PCIe SSD HBRPEKNX0203A - 94% Health

Intel · eBay

NVMe SSDUsed1 TB$90.00$90.00/TBView Deal

GENUINE LENOVO 500GB 2.5" SATA 7MM SOLID STATE DRIVE 00PA934 TESTED

Lenovo · eBay

SATA SSDUsed0.50 TB$45.99$91.98/TBView Deal

Ediloca 4TB SSD Internal Solid State Drive, 2.5" SATA III 6Gb/s, Up to 450MB/s Read Speed, 3D NAND Flash, Shock Drop-Proof for PC/Laptop/Desktop/NAS, Compatible with Windows/Mac/Linux (ES580E)

Ediloca · Amazon

SATA SSDNew4 TB$369.99$92.50/TBView Deal

fanxiang 4TB SSD SATA 2.5'' 6Gb/s 3D NAND QLC Internal Solid State Drive, Up to 550 MB/s SLC Cache for Laptop and PC Desktop Storage Performance...

· Newegg

SATA SSDNew4 TB$369.99$92.50/TBView Deal

SANDISK SSD PLUS 2TB 2.5" SATA SSD SDSSDA-2T00 *100% HEALTH*

SanDisk · eBay

SATA SSDUsed2 TB$186.99$93.50/TBView Deal

Fanxiang 4TB SSD 2.5 SATA III Internal Hard Drive 6Gb/s 550MB/s For PC/MAC/Xbox

· eBay

SATA SSDNew4 TB$375.99$94.00/TBView Deal

SANDISK SSD Plus 2TB Internal Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Read/Write Speeds of up to 545MB/s / 515MB/s - SDSSDA-2T00 (Renewed)

SanDisk · Amazon

SATA SSDUsed2 TB$189.99$95.00/TBView Deal

Fikwot FS810 4TB SSD, 2.5" SSD SATA III 6Gb/s, Solid State Drives, Up to 560MB/s, 3D NAND TLC Flash, Internal SSD for Desktops and Laptops(Black)

Fikwot · Amazon

SATA SSDNew4 TB$379.99$95.00/TBView Deal

fanxiang 4TB SATA SSD 2.5'' SSD SATA III 6 Gb/s Internal Solid State Drive Up to 500 MB/s 3D NAND SLC Cache for Laptop and PC Desktop Performance Boost 7mm(0.28″) S101Q

fanxiang · Amazon

SATA SSDNew4 TB$379.99$95.00/TBView Deal

SINGLE 512GB 2242 HEIGHT SSD - WD / MICRON / SAMSUNG ETC M.2 NVMe Solid State

Samsung · eBay

NVMe SSDUsed0.51 TB$49.49$96.66/TBView Deal

SINGLE 512GB SSD - WD / SK HYNIX / MICRON / KOXIA M.2 NVMe 2230 Solid State

SK hynix · eBay

NVMe SSDUsed0.51 TB$49.49$96.66/TBView Deal

SK Hynix 512GB PCle Gen3 SSD Solid State Drive HFS512GD9TNG-62A0A

SK hynix · eBay

NVMe SSDUsed0.51 TB$49.99$97.64/TBView Deal

Kingston 512GB NVMe SSD M.2 2230 PCIe Gen3 OM3PDP3512B-A01 Tested

Kingston · eBay

NVMe SSDUsed0.51 TB$49.99$97.64/TBView Deal

SK Hynix BC901 HFS256GEJ3X108N 256 GB NVMe 30mm Solid State Drive

SK hynix · eBay

NVMe SSDUsed0.26 TB$25.00$97.66/TBView Deal

Intel 670p Series 2TB NVMe M.2 SSD Solid State Drive SSDPEKNU020TZ

Intel · eBay

NVMe SSDUsed2 TB$199.00$99.50/TBView Deal

Mavark OME WD PC SN560 2TB NVMe PCIe Gen4x4 SSD – M.2 2280 Internal Solid State Drive, High‑Speed Storage, Model SDDPNQE‑1T00‑1002

Mavark · Amazon

NVMe SSDNew2 TB$199.00$99.50/TBView Deal

Dell EMC HUSMR7676BDP3Y1 7.68TB NVME PCIe Gen 3 x4 2.5" U.2 SSD 118000590 (512)

Dell · eBay

NVMe SSDUsed7.68 TB$799.99$104.17/TBView Deal

2TB AData Legend 710 PCIe Gen3 x4 M.2 2280 SSD Solid State Disk

ADATA · Amazon

NVMe SSDNew2 TB$219.99$110.00/TBView Deal

Crucial P310 M.2 2280 2TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT2000P310SSD8

Crucial · Amazon

NVMe SSDNew2 TB$223.99$112.00/TBView Deal

Samsung PM9A1 2TB NVMe PCIe Gen4 SSD (MZ-VL82T0D)

Samsung · eBay

NVMe SSDRefurbished2 TB$229.99$115.00/TBView Deal

Lufasnd 4TB NVMe SSD M.2 2280 PCIe Gen4 for PS5 Expansion 7300MB/s

Lufasnd · Amazon

NVMe SSDNew4 TB$459.99$115.00/TBView Deal

Fikwot FX910 4TB M.2 NVMe SSD for PS5&PC, PCIe Gen4 2280 Gaming SSD with Heatsink, Up to 7000MB/s, Internal Solid State Drive

Fikwot · Amazon

NVMe SSDNew4 TB$476.98$119.25/TBView Deal

Intel 670p Series M.2 2280 2TB PCI-Express 3.0 x4 QLC Internal Solid State Drive (SSD) SSDPEKNU020TZX1

Intel · Amazon

NVMe SSDUsed2 TB$238.98$119.49/TBView Deal

KingSpec 2TB M.2 NVMe Gen3 SSD 2280, 3500MB/s Read Speed, for Laptop PC

KingSpec · Amazon

NVMe SSDNew2 TB$239.97$119.99/TBView Deal

Frequently Asked Questions

Quick answers to common questions about buying storage by price-per-terabyte.

How is $/TB calculated?

Total price divided by capacity in terabytes, using the manufacturer's decimal definition (1TB = 1000GB). It's the standard way to compare storage value across different drive sizes, since a bigger drive almost always beats a smaller one on a per-terabyte basis.

What's a good price for a hard drive or SSD right now?

There's no single dollar figure that works across every capacity, which is exactly why this page sorts by $/TB instead of listing a target price. A larger drive at a higher sticker price can still be the better deal once you divide by capacity. Sort by the default $/TB view and whatever's at the top of the list is the best price currently available for that drive type; the ranking updates automatically as retailers change their prices.

What's the difference between CMR and SMR drives, and why does it affect price?

CMR (Conventional Magnetic Recording) writes data in non-overlapping tracks and performs consistently, including for NAS/RAID rebuilds. SMR (Shingled Magnetic Recording) overlaps tracks for more density at a lower cost, but write performance can degrade under sustained or random writes, which is the same kind of workload a RAID rebuild puts on a drive. SMR drives are usually cheaper per TB; just check the recording type before it goes in a NAS or array.

Is a refurbished or renewed drive worth the discount?

Enterprise-pull and recertified drives from reputable resellers can be a good value, especially for cold storage or secondary backups, as long as they come with a warranty and you run a full SMART/burn-in test before trusting them with data. For a single point of failure with no redundancy, new drives are the safer bet.

External HDD vs internal HDD: should I shuck it?

External drives are frequently cheaper per TB than the same drive sold as a bare internal unit, since manufacturers often price the enclosure below cost to move the drive. "Shucking" means removing the bare drive from that enclosure to use internally. It usually works and can save real money, but it voids the warranty path that assumes the enclosure stays intact, and some external models use different firmware than their internal counterparts.

NVMe vs SATA SSD: why is the $/TB gap closing?

NAND flash pricing and controller costs have converged enough that NVMe drives, which use the faster PCIe interface, now often sell within a few dollars per TB of SATA SSDs at the same capacity. Unless you specifically need SATA for an older system or a 2.5" bay, NVMe is usually the better default pick today.

How often is this page updated?

Listings are pulled from a live pricing feed covering Amazon, eBay, Newegg, and Seagate direct, and the cache behind this page refreshes automatically every few hours. Each row shows a "checked" date so you can see how fresh it is. Treat it as a strong starting point for comparison shopping rather than a real-time price feed; the retailer's own page still has the final word on price. See my Data Hoarding page for how this fits into a broader backup and storage strategy.

Pricing data courtesy of PricePerGig.com. Listings and prices are refreshed automatically but may lag the retailer's live page by a few hours; some product links may be or become affiliate links. The retailer's site is always the final word on current price.