18TB Hard drive prices
The lowest listed unit price is $37.67 per TB. The median is $40.57 per TB, across 8 ranked Newegg listings.
Compare 18TB Hard drive prices
8 ranked products · Newegg US · Updated (7 hours ago).
Filter by model, manufacturer, condition or specification
Showing 8 of 8 products.
| Product and specifications | Newegg price | Unit price | Price reference | Condition and availability |
|---|---|---|---|---|
| Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/60018000 GBSpecifications from the Newegg listing | $677.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $37.67 / TBBest listed value · better unit price than 100% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)18000 GBSpecifications from the Newegg listing | $694.45 · View at Newegg Updated Sep 28, 2026 · 7h old | $38.58 / TBHigher value · better unit price than 86% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Seagate IronWolf Pro 18TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST18000NE00018000 GBSpecifications from the Newegg listing | $700.00 · View at Newegg Updated Sep 28, 2026 · 7h old | $38.89 / TBMiddle range · better unit price than 71% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Seagate Exos X18 ST18000NM000J 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive18000 GBSpecifications from the Newegg listing | $715.00 · View at Newegg Updated Sep 28, 2026 · 7h old | $39.72 / TBMiddle range · better unit price than 57% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| TOSHIBA X300 Pro HDWR51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive18000 GBSpecifications from the Newegg listing | $745.58 · View at Newegg Updated Sep 28, 2026 · 7h old | $41.42 / TBMiddle range · better unit price than 43% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| WD Red Pro 18TB NAS Internal Hard Drive HDD - 7200 RPM, SATA 6Gb/s, CMR, 512MB Cache, 3.5' - WD181KFGX18000 GBSpecifications from the Newegg listing | $794.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $44.17 / TBMiddle range · better unit price than 29% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| WD Purple Pro 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD181PURP18000 GBSpecifications from the Newegg listing | $844.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $46.94 / TBLower value · better unit price than 14% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive18000 GBSpecifications from the Newegg listing | $1,115.90 · View at Newegg Updated Sep 28, 2026 · 7h old | $61.99 / TBLower value · better unit price than 0% of 8 in the same capacity, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
18TB Hard drive over time
Daily prices and missing dates
| Date | USD / TB | Products observed |
|---|---|---|
| Aug 3, 2026 | $43.64 | 8 |
| Aug 4, 2026 | $43.64 | 8 |
| Aug 5, 2026 | $42.39 | 8 |
| Aug 6, 2026 | $42.39 | 8 |
| Aug 7, 2026 | $42.39 | 8 |
| Aug 8, 2026 | $42.39 | 8 |
| Aug 9, 2026 | $42.47 | 8 |
| Aug 10, 2026 | $42.47 | 8 |
| Aug 11, 2026 | $42.47 | 8 |
| Aug 12, 2026 | $42.39 | 8 |
| Aug 13, 2026 | No observation | None |
| Aug 14, 2026 | No observation | None |
| Aug 15, 2026 | No observation | None |
| Aug 16, 2026 | No observation | None |
| Aug 17, 2026 | $42.23 | 8 |
| Aug 18, 2026 | $42.19 | 8 |
| Aug 19, 2026 | No observation | None |
| Aug 20, 2026 | $42.19 | 8 |
| Aug 21, 2026 | $41.94 | 8 |
| Aug 22, 2026 | $41.94 | 8 |
| Aug 23, 2026 | $41.94 | 8 |
| Aug 24, 2026 | $41.94 | 8 |
| Aug 25, 2026 | $41.94 | 8 |
| Aug 26, 2026 | $41.94 | 8 |
| Aug 27, 2026 | No observation | None |
| Aug 28, 2026 | No observation | None |
| Aug 29, 2026 | No observation | None |
| Aug 30, 2026 | No observation | None |
| Aug 31, 2026 | No observation | None |
| Sep 1, 2026 | $41.58 | 8 |
| Sep 2, 2026 | No observation | None |
| Sep 3, 2026 | $41.58 | 8 |
| Sep 4, 2026 | $41.67 | 8 |
| Sep 5, 2026 | $40.83 | 8 |
| Sep 6, 2026 | $41.18 | 8 |
| Sep 7, 2026 | $41.18 | 8 |
| Sep 8, 2026 | $41.18 | 8 |
| Sep 9, 2026 | $41.18 | 8 |
| Sep 10, 2026 | $41.18 | 8 |
| Sep 11, 2026 | $41.18 | 8 |
| Sep 12, 2026 | $41.18 | 8 |
| Sep 13, 2026 | $41.18 | 8 |
| Sep 14, 2026 | $41.18 | 8 |
| Sep 15, 2026 | $41.71 | 8 |
| Sep 16, 2026 | $41.71 | 8 |
| Sep 17, 2026 | $41.71 | 8 |
| Sep 18, 2026 | $40.57 | 8 |
| Sep 19, 2026 | $40.57 | 8 |
| Sep 20, 2026 | $40.57 | 8 |
| Sep 21, 2026 | $40.57 | 8 |
| Sep 22, 2026 | $40.57 | 8 |
| Sep 23, 2026 | No observation | None |
| Sep 24, 2026 | $40.57 | 8 |
| Sep 25, 2026 | $40.57 | 8 |
| Sep 26, 2026 | $40.93 | 8 |
| Sep 27, 2026 | $40.57 | 8 |
| Sep 28, 2026 | $40.57 | 8 |