Buffalo vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, Buffalo averages $0.0448/GB across 1 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Buffalo offers 33% better value per gigabyte for hard drives & ssds.
Buffalo
Better ValueUnionsine
Cheapest Product
UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black)500 GB · $30.73 · amazon
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Buffalo | Buffalo 8 TB Hard Drive - Internal - TAA Compliant | 8TB | $0.0448 | $358.22 | newegg |
| 1 | Unionsine | UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) | 500 GB | $0.0615 | $30.73 | amazon |
| 2 | Unionsine | UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Pink) | 500 GB | $0.0715 | $35.73 | amazon |
Which Should You Buy?
Based on current pricing data, Buffalo offers better overall value for hard drives & ssds at an average of $0.0448/GB compared to Unionsine's $0.0665/GB — that's roughly 33% less per gigabyte.
Buffalo's best deal is the Buffalo 8 TB Hard Drive - Internal - TAA Compliant (8TB) at $0.0448/GB, while Unionsine's cheapest option is the UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) (500 GB) at $0.0615/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is Buffalo or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Buffalo averages $0.0448/GB compared to Unionsine at $0.0665/GB. Buffalo is approximately 33% cheaper per gigabyte on average.
How many Buffalo and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 1 Buffalo products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Buffalo hard drives & ssd per GB?
The cheapest Buffalo option is the Buffalo 8 TB Hard Drive - Internal - TAA Compliant at $0.0448/GB ($358.22 for 8TB).
What is the cheapest Unionsine hard drives & ssd per GB?
The cheapest Unionsine option is the UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) at $0.0615/GB ($30.73 for 500 GB).