Corsair vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 6 products.
As of March 2026, Corsair averages $0.1962/GB across 4 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Unionsine offers 66% better value per gigabyte for hard drives & ssds.
Corsair
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 | Corsair | CORSAIR - EX400U USB4 2TB External Portable SSD - Gray | 2 TB | $0.1500 | $299.99 | 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 | Corsair | CORSAIR - MP600 PRO LPX 2TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 | 2 TB | $0.1900 | $379.99 | 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 | Corsair | CORSAIR - MP600 PRO LPX 2TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 | 2 TB | $0.1900 | $379.99 | bestbuy |
| 4 | Corsair | CORSAIR - MP600 PRO LPX 1TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 | 1 TB | $0.2550 | $254.99 | bestbuy |
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 Corsair's $0.1962/GB — that's roughly 66% 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 Corsair's cheapest option is the CORSAIR - EX400U USB4 2TB External Portable SSD - Gray (2 TB) at $0.1500/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 Corsair or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Unionsine averages $0.0665/GB compared to Corsair at $0.1962/GB. Unionsine is approximately 66% cheaper per gigabyte on average.
How many Corsair and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 4 Corsair products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Corsair hard drives & ssd per GB?
The cheapest Corsair option is the CORSAIR - EX400U USB4 2TB External Portable SSD - Gray at $0.1500/GB ($299.99 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).