The Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A costs $0.2916/GB while the Seagate 4 TB 3.5" Internal Hard Drive costs $0.0285/GB. Seagate 4 TB 3.5" Internal Hard Drive offers 90% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A vs Seagate 4 TB 3.5" Internal Hard Drive — Which Is Better Value?
Seagate 4 TB 3.5" Internal Hard Drive
Specification Comparison
| Spec | Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A | Seagate 4 TB 3.5" Internal Hard Drive |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 120 GB | 4 TB |
| $/GB | $0.2916 | $0.0285 |
| Price | $34.99 | $114.00 |
| Retailer | Amazon | Amazon |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | ssd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate 4 TB 3.5" Internal Hard Drive offers better value at $0.0285//GB compared to the Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A at $0.2916//GB — that's roughly 90% less per gigabyte.
The best deal for the Seagate 4 TB 3.5" Internal Hard Drive is $114.00 at Amazon, while the Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A starts at $34.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A and Seagate 4 TB 3.5" Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A or Seagate 4 TB 3.5" Internal Hard Drive a better deal?
As of April 2026, Seagate 4 TB 3.5" Internal Hard Drive offers better value at $0.0285//GB compared to Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A at $0.2916//GB. That is approximately 90% better value per gigabyte.
What is the price per GB of Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A?
The Western Digital 120GB WD Green Internal PC SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 550 MB/s - WDS120G2G0A is currently priced at $0.2916/GB ($34.99 for 120 GB) at Amazon.
Where can I buy Seagate 4 TB 3.5" Internal Hard Drive for the cheapest price?
The cheapest price for the Seagate 4 TB 3.5" Internal Hard Drive is $114.00 at Amazon, which works out to $0.0285/GB.