HDD · SATA · 20TB
Seagate Exos X24 vs WD Red Pro 20TB
The price verdict
WD Red Pro 20TB has the lower cost per TB.
Price comparison, including shipping; not an overall reliability rating.
Compared drive
Seagate Exos X24 20TB →$885.00
$44.25 / TB
Newprices last checked 2026-10-13 14:12 UTC
Buy on Newegg →↓ Lower cost / TB
WD Red Pro 20TB →$715.00
$35.75 / TB
Newprices last checked 2026-10-13 22:07 UTC
Buy on eBay →Some “Buy” links earn us a commission. Who pays us.
the short version
- ▸On today's best listings the WD Red Pro 20TB is 19% cheaper per terabyte ($35.75/TB vs $44.25/TB). Prices move — check the live table below.
- ▸The Seagate Exos X24 20TB is rated for 550 TB/yr of workload against 300 TB/yr for the WD Red Pro 20TB — the difference between a nearline drive built for constant duty and one meant for lighter NAS cycles.
spec by spec
✓ marks the better value for each comparable specification.
| Spec | Seagate Exos X24 | WD Red Pro |
|---|---|---|
| Cost per TB (today) | $44.25/TB | ✓$35.75/TB |
| Best total price | $885.00 | ✓$715.00 |
| Workload rating | ✓550 TB/yr | 300 TB/yr |
| Warranty | 5 years | 5 years |
| MTBF | ✓2.5M hours | 1.2M hours |
| Cache | 256 MB | 256 MB |
| Spindle speed | 7,200 RPM | 7,200 RPM |
| Recording | CMR | CMR |
| Form factor | 3.5" | 3.5" |
Specs are manufacturer figures for each family; prices are the cheapest in-stock listing found on the last ingest, including shipping. Used and refurbished listings may differ in firmware, sector size and remaining warranty — verify with the seller.
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