Amazon Basics vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, Amazon Basics averages $0.1805/GB across 1 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Unionsine offers 63% better value per gigabyte for hard drives & ssds.
Amazon Basics
Cheapest Product
Amazon Basics Portable External SSD, 1TB, 2000MB/s Speeds, USB 3.2 Gen 2, IP65 Water & Dust Resistant, Black1 TB · $180.49 · amazon
Unionsine
Better ValueCheapest 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 | Amazon Basics | Amazon Basics Portable External SSD, 1TB, 2000MB/s Speeds, USB 3.2 Gen 2, IP65 Water & Dust Resistant, Black | 1 TB | $0.1805 | $180.49 | amazon |
| 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, Unionsine offers better overall value for hard drives & ssds at an average of $0.0665/GB compared to Amazon Basics's $0.1805/GB — that's roughly 63% less per gigabyte.
Unionsine's best deal 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, while Amazon Basics's cheapest option is the Amazon Basics Portable External SSD, 1TB, 2000MB/s Speeds, USB 3.2 Gen 2, IP65 Water & Dust Resistant, Black (1 TB) at $0.1805/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 Amazon Basics or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Unionsine averages $0.0665/GB compared to Amazon Basics at $0.1805/GB. Unionsine is approximately 63% cheaper per gigabyte on average.
How many Amazon Basics and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 1 Amazon Basics products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Amazon Basics hard drives & ssd per GB?
The cheapest Amazon Basics option is the Amazon Basics Portable External SSD, 1TB, 2000MB/s Speeds, USB 3.2 Gen 2, IP65 Water & Dust Resistant, Black at $0.1805/GB ($180.49 for 1 TB).
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).