Modustech vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, Modustech averages $0.0638/GB across 1 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Modustech offers 4% better value per gigabyte for hard drives & ssds.
Modustech
Better ValueUnionsine
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 | Modustech | ModusTech 500GB Portable External Hard Drive USB 3.0/Type-C – Slim High-Speed HDD for Backup, Storage, Gaming – Compatible with PC, Mac, Laptop, PS4, PS5, Xbox, Windows, MacBook, Smart TV (500 GB) | 500 GB | $0.0638 | $31.91 | 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, Modustech offers better overall value for hard drives & ssds at an average of $0.0638/GB compared to Unionsine's $0.0665/GB — that's roughly 4% less per gigabyte.
Modustech's best deal is the ModusTech 500GB Portable External Hard Drive USB 3.0/Type-C – Slim High-Speed HDD for Backup, Storage, Gaming – Compatible with PC, Mac, Laptop, PS4, PS5, Xbox, Windows, MacBook, Smart TV (500 GB) (500 GB) at $0.0638/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 Modustech or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Modustech averages $0.0638/GB compared to Unionsine at $0.0665/GB. Modustech is approximately 4% cheaper per gigabyte on average.
How many Modustech and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 1 Modustech products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Modustech hard drives & ssd per GB?
The cheapest Modustech option is the ModusTech 500GB Portable External Hard Drive USB 3.0/Type-C – Slim High-Speed HDD for Backup, Storage, Gaming – Compatible with PC, Mac, Laptop, PS4, PS5, Xbox, Windows, MacBook, Smart TV (500 GB) at $0.0638/GB ($31.91 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).