Maxone vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 4 products.
As of March 2026, Maxone averages $0.0580/GB across 2 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Maxone offers 13% better value per gigabyte for hard drives & ssds.
Maxone
Better ValueCheapest Product
Maxone 500GB Ultra Slim Portable External Hard Drive HDD Compatible with PC, Laptop, Grey500 GB · $27.99 · amazon
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
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Maxone | Maxone 500GB Ultra Slim Portable External Hard Drive HDD Compatible with PC, Laptop, Grey | 500 GB | $0.0560 | $27.99 | 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 | Maxone | Maxone 500GB Ultra Slim Portable External Hard Drive HDD USB 3.0 Compatible with PC, Laptop, Charcoal Grey | 500 GB | $0.0600 | $29.99 | 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 |
Which Should You Buy?
Based on current pricing data, Maxone offers better overall value for hard drives & ssds at an average of $0.0580/GB compared to Unionsine's $0.0665/GB — that's roughly 13% less per gigabyte.
Maxone's best deal is the Maxone 500GB Ultra Slim Portable External Hard Drive HDD Compatible with PC, Laptop, Grey (500 GB) at $0.0560/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 Maxone or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Maxone averages $0.0580/GB compared to Unionsine at $0.0665/GB. Maxone is approximately 13% cheaper per gigabyte on average.
How many Maxone and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 2 Maxone products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Maxone hard drives & ssd per GB?
The cheapest Maxone option is the Maxone 500GB Ultra Slim Portable External Hard Drive HDD Compatible with PC, Laptop, Grey at $0.0560/GB ($27.99 for 500 GB).
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).