Unionsine vs Yotuo Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 5 products.
As of March 2026, Unionsine averages $0.0665/GB across 2 products while Yotuo averages $0.0658/GB across 3 products on BuyPerUnit. Yotuo offers 1% better value per gigabyte for hard drives & ssds.
Unionsine
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
Yotuo
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 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 |
| 1 | Yotuo | YOTUO Portable External Hard Drive Storage Expansion Mobile HDD USB 3.0 for PC, Mac, Desktop, Laptop, PS4, PS5, Xbox One X/S, Xbox 360, Xbox Series X/S, Office & Game (Black, 750GB) | 750 GB | $0.0573 | $42.99 | 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 |
| 2 | Yotuo | YOTUO Portable External Hard Drive Storage Expansion Mobile HDD USB 3.0 for PC, Mac, Desktop, Laptop, PS4, PS5, Xbox One X/S, Xbox 360, Xbox Series X/S, Office & Game (Black, 500GB) | 500 GB | $0.0700 | $34.99 | amazon |
| 3 | Yotuo | YOTUO Portable External Hard Drive Storage Expansion Mobile HDD USB 3.0 USB-C for PC, Mac, Desktop, Laptop, PS4, Xbox One X/S, Xbox 360, Office & Game (Black, 1TB) | 1 TB | $0.0700 | $69.99 | amazon |
Which Should You Buy?
Based on current pricing data, Yotuo offers better overall value for hard drives & ssds at an average of $0.0658/GB compared to Unionsine's $0.0665/GB — that's roughly 1% less per gigabyte.
Yotuo's best deal is the YOTUO Portable External Hard Drive Storage Expansion Mobile HDD USB 3.0 for PC, Mac, Desktop, Laptop, PS4, PS5, Xbox One X/S, Xbox 360, Xbox Series X/S, Office & Game (Black, 750GB) (750 GB) at $0.0573/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 Unionsine or Yotuo cheaper per GB for hard drives & ssds?
As of March 2026, Yotuo averages $0.0658/GB compared to Unionsine at $0.0665/GB. Yotuo is approximately 1% cheaper per gigabyte on average.
How many Unionsine and Yotuo hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 2 Unionsine products and 3 Yotuo products in the hard drives & ssds category, all ranked by price per gigabyte.
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).
What is the cheapest Yotuo hard drives & ssd per GB?
The cheapest Yotuo option is the YOTUO Portable External Hard Drive Storage Expansion Mobile HDD USB 3.0 for PC, Mac, Desktop, Laptop, PS4, PS5, Xbox One X/S, Xbox 360, Xbox Series X/S, Office & Game (Black, 750GB) at $0.0573/GB ($42.99 for 750 GB).