Alternative to ST320DM002: Better-Value Equivalents in Stock
Comparing the ST320DM002 (ST320DM002 Seagate 320GB 7200RPM SATA 6Gb/s 3.5-) against alternatives? Pro Disk Network stocks 12 similar Seagate parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the ST320DM002
| SKU | ST320DM002 |
|---|---|
| Product | ST320DM002 Seagate 320GB 7200RPM SATA 6Gb/s 3.5- |
| Stock status | In Stock |
| Detail page | View ST320DM002 › |
Alternatives to ST320DM002
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
ST3320413AS - Seagate BarraCuda 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: ST3320413AS
Price: $96.84
9YP14C-520 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-520
Price: $96.84
ST320DM000 - Seagate BarraCuda 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: ST320DM000
Price: $113.68
9YP14C-304 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-304
Price: $113.68
ST320LM010 - Seagate Laptop THIN HDD 320GB 7200RPM 2.5-inch 7MM 32MB Cache SATA 6Gb/s Hard Drive
SKU: ST320LM010
Price: $143.39
9YP14C-516 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-516
Price: $181.99
9YP14C-000 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-000
Price: $181.99
9YP14C-160 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-160
Price: $181.99
9YP14C-305 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-305
Price: $181.99
9YP14C-541 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-541
Price: $181.99
9YP14C-881 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-881
Price: $181.99
9YP14C-999 - Seagate Barracuda 7200.12 320GB 7200RPM SATA 6Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: 9YP14C-999
Price: $181.99
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.