Samdata vs Unionsine USB Flash Drives
Side-by-side price per gigabyte comparison across 5 products.
As of March 2026, Samdata averages $1.1145/GB across 4 products while Unionsine averages $0.2804/GB across 1 products on BuyPerUnit. Unionsine offers 75% better value per gigabyte for usb flash drives.
Samdata
Cheapest Product
SamData 128GB USB Flash Drives 1 Pack 128GB Thumb Drives Memory Stick Jump Drive with LED Light for Storage and Backup (1 Pack Red)128 GB · $18.99 · amazon
Unionsine
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Samdata | SamData 128GB USB Flash Drives 1 Pack 128GB Thumb Drives Memory Stick Jump Drive with LED Light for Storage and Backup (1 Pack Red) | 128 GB | $0.1484 | $18.99 | amazon |
| 1 | Unionsine | UnionSine USB C External SSD 128GB, USB3.2 Solid State Flash Drive Up to 450MB/s, Mini Type-C USB Drive SSD-Stick for iPhone 15/16/17 Series, Android Phone, Laptop, Tablet, TV, Car Audio | 128 GB | $0.2804 | $35.89 | amazon |
| 2 | Samdata | SamData 32GB USB Flash Drives 2 Pack 32GB Thumb Drives Memory Stick Jump Drive with LED Light for Storage and Backup (2 Colors: Black Blue) | 32 GB | $0.5622 | $17.99 | amazon |
| 3 | Samdata | SamData USB Flash Drive 8GB 1 Pack USB 2.0 Thumb Drive Swivel Memory Stick Data Storage Jump Drive Zip Drive Drive with Led Indicator (Black, 8GB-1Pack) | 8 GB | $0.9988 | $7.99 | amazon |
| 4 | Samdata | SamData 8GB USB Flash Drives 5 Pack 8GB Thumb Drives Memory Stick Jump Drive with LED Light for Storage and Backup (5 Colors: Black Blue Green Red Silver) | 8 GB | $2.7487 | $21.99 | amazon |
Which Should You Buy?
Based on current pricing data, Unionsine offers better overall value for usb flash drives at an average of $0.2804/GB compared to Samdata's $1.1145/GB — that's roughly 75% less per gigabyte.
Unionsine's best deal is the UnionSine USB C External SSD 128GB, USB3.2 Solid State Flash Drive Up to 450MB/s, Mini Type-C USB Drive SSD-Stick for iPhone 15/16/17 Series, Android Phone, Laptop, Tablet, TV, Car Audio (128 GB) at $0.2804/GB, while Samdata's cheapest option is the SamData 128GB USB Flash Drives 1 Pack 128GB Thumb Drives Memory Stick Jump Drive with LED Light for Storage and Backup (1 Pack Red) (128 GB) at $0.1484/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 Samdata or Unionsine cheaper per GB for usb flash drives?
As of March 2026, Unionsine averages $0.2804/GB compared to Samdata at $1.1145/GB. Unionsine is approximately 75% cheaper per gigabyte on average.
How many Samdata and Unionsine usb flash drives does BuyPerUnit track?
BuyPerUnit currently tracks 4 Samdata products and 1 Unionsine products in the usb flash drives category, all ranked by price per gigabyte.
What is the cheapest Samdata usb flash drive per GB?
The cheapest Samdata option is the SamData 128GB USB Flash Drives 1 Pack 128GB Thumb Drives Memory Stick Jump Drive with LED Light for Storage and Backup (1 Pack Red) at $0.1484/GB ($18.99 for 128 GB).
What is the cheapest Unionsine usb flash drive per GB?
The cheapest Unionsine option is the UnionSine USB C External SSD 128GB, USB3.2 Solid State Flash Drive Up to 450MB/s, Mini Type-C USB Drive SSD-Stick for iPhone 15/16/17 Series, Android Phone, Laptop, Tablet, TV, Car Audio at $0.2804/GB ($35.89 for 128 GB).