Enfain vs Unionsine USB Flash Drives
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, Enfain averages $4.7797/GB across 2 products while Unionsine averages $0.2804/GB across 1 products on BuyPerUnit. Unionsine offers 94% better value per gigabyte for usb flash drives.
Enfain
Unionsine
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Enfain | Enfain 16GB USB 3.0 Flash Drive 10 Pack, Black Thumb Drives Bulk, High Speed Data Storage Memory Sticks for PC Laptop Mac, for School Office Photo Music File Transfer | 16 GB | $2.3119 | $36.99 | 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 | Enfain | Bulk Deal: 10 Pack of Enfain 4GB USB 2.0 Black Flash Drives - Swivel Design, Bulk Data Storage for Business, Students & Events | 4 GB | $7.2475 | $28.99 | 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 Enfain's $4.7797/GB — that's roughly 94% 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 Enfain's cheapest option is the Enfain 16GB USB 3.0 Flash Drive 10 Pack, Black Thumb Drives Bulk, High Speed Data Storage Memory Sticks for PC Laptop Mac, for School Office Photo Music File Transfer (16 GB) at $2.3119/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 Enfain or Unionsine cheaper per GB for usb flash drives?
As of March 2026, Unionsine averages $0.2804/GB compared to Enfain at $4.7797/GB. Unionsine is approximately 94% cheaper per gigabyte on average.
How many Enfain and Unionsine usb flash drives does BuyPerUnit track?
BuyPerUnit currently tracks 2 Enfain products and 1 Unionsine products in the usb flash drives category, all ranked by price per gigabyte.
What is the cheapest Enfain usb flash drive per GB?
The cheapest Enfain option is the Enfain 16GB USB 3.0 Flash Drive 10 Pack, Black Thumb Drives Bulk, High Speed Data Storage Memory Sticks for PC Laptop Mac, for School Office Photo Music File Transfer at $2.3119/GB ($36.99 for 16 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).