42d0677 vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, 42d0677 averages $0.3979/GB across 1 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Unionsine offers 83% better value per gigabyte for hard drives & ssds.
42d0677
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 | 42d0677 | 42D0677 42D0678 146GB 15K 6G SFF HS 2.5'' Hard Drive HDD | 146GB | $0.3979 | $58.10 | newegg |
| 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, Unionsine offers better overall value for hard drives & ssds at an average of $0.0665/GB compared to 42d0677's $0.3979/GB — that's roughly 83% 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 42d0677's cheapest option is the 42D0677 42D0678 146GB 15K 6G SFF HS 2.5'' Hard Drive HDD (146GB) at $0.3979/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 42d0677 or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Unionsine averages $0.0665/GB compared to 42d0677 at $0.3979/GB. Unionsine is approximately 83% cheaper per gigabyte on average.
How many 42d0677 and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 1 42d0677 products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest 42d0677 hard drives & ssd per GB?
The cheapest 42d0677 option is the 42D0677 42D0678 146GB 15K 6G SFF HS 2.5'' Hard Drive HDD at $0.3979/GB ($58.10 for 146GB).
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).