Samsung vs Unionsine USB Flash Drives

Side-by-side price per gigabyte comparison across 10 products.

As of March 2026, Samsung averages $0.2546/GB across 9 products while Unionsine averages $0.2804/GB across 1 products on BuyPerUnit. Samsung offers 9% better value per gigabyte for usb flash drives.

Samsung

Better Value

Avg $/GB$0.2546

Best $/GB$0.2031

Price Range$0.2031 – $0.3123

Products9

Cheapest Product

SAMSUNG BAR Plus 256GB - 400MB/s USB 3.1 Flash Drive Titan Gray (MUF-256BE4/AM)

256 GB · $51.99 · amazon

Unionsine

Avg $/GB$0.2804

Best $/GB$0.2804

Price Range$0.2804 – $0.2804

Products1

Cheapest Product

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 · $35.89 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Samsung	SAMSUNG BAR Plus 256GB - 400MB/s USB 3.1 Flash Drive Titan Gray (MUF-256BE4/AM)	256 GB	$0.2031	$51.99	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	Samsung	Samsung Type-C USB Flash Drive, 256GB, Transfers 4GB Files in 11 Secs w/Up to 400MB/s USB 3.2 Gen 1 Read Speeds, Compatible w/USB 3.0/2.0, Waterproof, 2022, Blue, MUF-256DA/AM	256 GB	$0.2031	$51.99	amazon
3	Samsung	Samsung Type-C USB Flash Drive, 256GB, Transfers 4GB Files in 11 Secs w/Up to 400MB/s USB 3.2 Gen 1 Read Speeds, Compatible w/USB 3.0/2.0, Waterproof, 2022, Blue, MUF-256DA/AM	256 GB	$0.2051	$104.99	amazon
4	Samsung	Samsung Micro SDXC EVO Plus 160MB/s Flash Memory Card 512GB	512GB	$0.2441	$125.00	newegg
5	Samsung	SAMSUNG BAR Plus 3.1 USB Flash Drive, 128GB, 400MB/s, Rugged Metal Casing, Storage Expansion for Photos, Videos, Music, Files, MUF-128BE3/AM, Champagne Silver	128 GB	$0.2499	$31.99	amazon

Which Should You Buy?

Based on current pricing data, Samsung offers better overall value for usb flash drives at an average of $0.2546/GB compared to Unionsine's $0.2804/GB — that's roughly 9% less per gigabyte.

Samsung's best deal is the SAMSUNG BAR Plus 256GB - 400MB/s USB 3.1 Flash Drive Titan Gray (MUF-256BE4/AM) (256 GB) at $0.2031/GB, while Unionsine's cheapest 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 (128 GB) at $0.2804/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 Samsung or Unionsine cheaper per GB for usb flash drives?

As of March 2026, Samsung averages $0.2546/GB compared to Unionsine at $0.2804/GB. Samsung is approximately 9% cheaper per gigabyte on average.

How many Samsung and Unionsine usb flash drives does BuyPerUnit track?

BuyPerUnit currently tracks 9 Samsung products and 1 Unionsine products in the usb flash drives category, all ranked by price per gigabyte.

What is the cheapest Samsung usb flash drive per GB?

The cheapest Samsung option is the SAMSUNG BAR Plus 256GB - 400MB/s USB 3.1 Flash Drive Titan Gray (MUF-256BE4/AM) at $0.2031/GB ($51.99 for 256 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).

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