20TB hard drive prices, tracked daily.
Every 20TB shuckable desktop external we track (WD Elements, Seagate Expansion Desktop), ranked by dollars per terabyte with 90-day price history. Below it: manufacturer-recertified bare enterprise drives at the same capacity.
Shuckable 20TB externals
Lowest $/TB first. Each button opens the retailer's live price.
| Rank | Product | TB | $/TB | 90 days | Amazon | Share |
|---|---|---|---|---|---|---|
| 1 | Seagate Expansion Desktop · 20TB | 20 | unit price$32.80per TB, good value | 90-day price | Amazon $655.99 seen View on Amazon | |
| 2 | WD Elements · 20TB | 20 | unit price$41.50per TB, expensive | 90-day price | Amazon $829.99 seen View on Amazon |
Prices checked Nov 3, 6:08 PM CT. Anything older than 24 hours is hidden, and the retailer's page always has the live price.
As an Amazon Associate I earn from qualifying purchases. The retailer buttons are paid affiliate links, so we may earn a commission on a qualifying purchase at no extra cost to you. Prices and availability are accurate only as of the date/time shown and are subject to change; the price and availability on the retailer's own site at the time of purchase is the one that applies.
Recertified bare drives at 20TB
Listed as Manufacturer Recertified at ServerPartDeals — no shucking required. Condition and warranty are per the seller's listing.
| Drive | TB | Interface | $/TB | Price | Listing |
|---|---|---|---|---|---|
| Western DigitalUltrastar DC HC560 · 20TB SATA | 20 | SATA | unit price$31.45per TB, good value | $629.00 | View listing |
| Western DigitalUltrastar DC HC560 · 20TB SATA | 20 | SATA | unit price$33.45per TB, typical price | $669.00 | View listing |
| Western DigitalUltrastar DC HC560 · 20TB SATA | 20 | SATA | unit price$33.45per TB, typical price | $669.00 | View listing |
Bare-drive listings and prices read from ServerPartDeals Nov 3, 2026, 6:17 AM. Condition shown is the seller's own listing label. These are plain links — DealBytes has no affiliate relationship with ServerPartDeals and earns nothing from them.