Alternative to ST9160821AB: Better-Value Equivalents in Stock
Comparing the ST9160821AB (ST9160821AB - Seagate Momentus 5400 ED 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive) 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 ST9160821AB
| SKU | ST9160821AB |
|---|---|
| Product | ST9160821AB - Seagate Momentus 5400 ED 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive |
| Current price | $457.54 |
| Stock status | In Stock |
| Detail page | View ST9160821AB › |
Alternatives to ST9160821AB
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.
ST9160821A-RK - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: ST9160821A-RK
Price: $205.26
9S1034-066 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-066
Price: $344.33
9S1034-560 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-560
Price: $344.33
9S1034-567 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-567
Price: $344.33
9S1034-900 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-900
Price: $344.33
9S1034-508 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-508
Price: $344.33
9S1034-065 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-065
Price: $363.76
9S1034-506 - Seagate Momentus 5400.3 160GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: 9S1034-506
Price: $369.84
9W3884-020 - Seagate Momentus 5400.2 120GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache (CE) 2.5-inch Hard Drive
SKU: 9W3884-020
Price: $147.36
9W3039-040 - Seagate Momentus 5400.2 100GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache (CE) 2.5-inch Hard Drive
SKU: 9W3039-040
Price: $157.88
9W3039-188 - Seagate Momentus 5400.2 100GB 5400RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache (CE) 2.5-inch Hard Drive
SKU: 9W3039-188
Price: $157.88
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.