Crucial vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 39 products.
As of March 2026, Crucial averages $0.1308/GB across 37 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Unionsine offers 49% better value per gigabyte for hard drives & ssds.
Crucial
Cheapest Product
Crucial - X6 SE 2TB External USB-C/USB-A Portable SSD - Black2 TB · $127.99 · bestbuy
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 | Crucial | Crucial - X6 SE 2TB External USB-C/USB-A Portable SSD - Black | 2 TB | $0.0640 | $127.99 | bestbuy |
| 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 | Crucial | Crucial - X9 4TB External USB-C SSD - Black | 4 TB | $0.0887 | $354.99 | bestbuy |
| 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 |
| 3 | Crucial | Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 | 4 TB | $0.0887 | $354.99 | amazon |
| 4 | Crucial | Crucial - BX500 4TB Internal SSD SATA | 4 TB | $0.0950 | $379.99 | bestbuy |
| 5 | Crucial | Crucial BX500 4TB 3D NAND SATA 2.5-Inch Internal SSD, up to 540MB/s - CT4000BX500SSD1, Solid State Drive | 4 TB | $0.0950 | $379.99 | 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 Crucial's $0.1308/GB — that's roughly 49% 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 Crucial's cheapest option is the Crucial - X6 SE 2TB External USB-C/USB-A Portable SSD - Black (2 TB) at $0.0640/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 Crucial or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Unionsine averages $0.0665/GB compared to Crucial at $0.1308/GB. Unionsine is approximately 49% cheaper per gigabyte on average.
How many Crucial and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 37 Crucial products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Crucial hard drives & ssd per GB?
The cheapest Crucial option is the Crucial - X6 SE 2TB External USB-C/USB-A Portable SSD - Black at $0.0640/GB ($127.99 for 2 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).