Sabrent vs Unionsine Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 8 products.
As of March 2026, Sabrent averages $0.5082/GB across 6 products while Unionsine averages $0.0665/GB across 2 products on BuyPerUnit. Unionsine offers 87% better value per gigabyte for hard drives & ssds.
Sabrent
Cheapest Product
SABRENT Rocket V30 A2 1TB MicroSDXC Memory Card R100MB/s W30MB/s (SD-MQ30-1TB)1TB · $129.99 · newegg
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 | Sabrent | SABRENT Rocket V30 A2 1TB MicroSDXC Memory Card R100MB/s W30MB/s (SD-MQ30-1TB) | 1TB | $0.1300 | $129.99 | 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 | Sabrent | SABRENT Rocket V30 A2 256GB MicroSDXC Memory Card R100MB/s W30MB/s (SD-MQ30-256) | 256GB | $0.1523 | $38.99 | newegg |
| 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 | Sabrent | SABRENT Rocket CFX 512GB CFexpress Type B Memory Card R1700MB/s W1500MB/s (CF-XTBT-512) | 512GB | $0.3808 | $194.99 | newegg |
| 4 | Sabrent | SABRENT Rocket CFX 1TB CFexpress Type B Memory Card 2-Pack, R1700MB/s W1500MB/s (CF-XTBT-1TBX2) | 1TB | $0.5070 | $506.99 | newegg |
| 5 | Sabrent | SABRENT Rocket CFX 512GB CFexpress Type B Memory Card 2-Pack, R1700MB/s W1500MB/s (CF-XTBT-512X2) | 512GB | $0.7363 | $376.99 | newegg |
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 Sabrent's $0.5082/GB — that's roughly 87% 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 Sabrent's cheapest option is the SABRENT Rocket V30 A2 1TB MicroSDXC Memory Card R100MB/s W30MB/s (SD-MQ30-1TB) (1TB) at $0.1300/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 Sabrent or Unionsine cheaper per GB for hard drives & ssds?
As of March 2026, Unionsine averages $0.0665/GB compared to Sabrent at $0.5082/GB. Unionsine is approximately 87% cheaper per gigabyte on average.
How many Sabrent and Unionsine hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 6 Sabrent products and 2 Unionsine products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Sabrent hard drives & ssd per GB?
The cheapest Sabrent option is the SABRENT Rocket V30 A2 1TB MicroSDXC Memory Card R100MB/s W30MB/s (SD-MQ30-1TB) at $0.1300/GB ($129.99 for 1TB).
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).