ADATA vs Silicon Power USB Flash Drives

Side-by-side price per gigabyte comparison across 16 products.

As of June 2026, ADATA averages $0.8199/GB across 9 products while Silicon Power averages $0.4273/GB across 7 products on BuyPerUnit. Silicon Power offers 48% better value per gigabyte for usb flash drives.

ADATA

Avg $/GB$0.8199

Best $/GB$0.1436

Price Range$0.1436 – $5.6247

Products9

Cheapest Product

128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel

128GB · $18.38 · newegg

Silicon Power

Better Value

Avg $/GB$0.4273

Best $/GB$0.2421

Price Range$0.2421 – $0.6872

Products7

Cheapest Product

Silicon Power 128GB Blaze B30 USB 3.0 Flash Drive (SP128GBUF3B30V1K)

128GB · $30.99 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	ADATA	128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel	128GB	$0.1436	$18.38	newegg
1	Silicon Power	Silicon Power 128GB Blaze B30 USB 3.0 Flash Drive (SP128GBUF3B30V1K)	128GB	$0.2421	$30.99	newegg
2	ADATA	128GB AData Royal UR340 Ultra-Compact USB3.0 (USB3.2) Flash Drive	128GB	$0.1609	$20.59	newegg
2	Silicon Power	256GB Silicon Power B30 Blaze USB3.0 Flash Drive Swivel Style Black	256GB	$0.2421	$61.99	newegg
3	ADATA	256GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel	256GB	$0.2009	$51.44	newegg
3	Silicon Power	Silicon Power 128GB Jewel J80 USB 3.0 Flash Drive	128GB	$0.3202	$40.99	newegg
4	ADATA	128GB AData USB3.2 UC300 Type-C USB Flash Drive Black/Green	128GB	$0.2188	$28.00	newegg
4	Silicon Power	Silicon Power 64GB Jewel J06 USB 3.0 Flash Drive (SP064GBUF3J06V1D)	64GB	$0.4061	$25.99	newegg
5	ADATA	ADATA 128GB UC300 Type-C USB 3.2 Gen1 Flash Drive, Speed Up to 100MB/s (ACHO-UC300-128G-RBK/GN)	128GB	$0.2343	$29.99	newegg
5	Silicon Power	Silicon Power 64GB Jewel J80 USB 3.0 Flash Drive (SP064GBUF3J80V1T)	64GB	$0.4061	$25.99	newegg

Which Should You Buy?

Based on current pricing data, Silicon Power offers better overall value for usb flash drives at an average of $0.4273/GB compared to ADATA's $0.8199/GB — that's roughly 48% less per gigabyte.

Silicon Power's best deal is the Silicon Power 128GB Blaze B30 USB 3.0 Flash Drive (SP128GBUF3B30V1K) (128GB) at $0.2421/GB, while ADATA's cheapest option is the 128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel (128GB) at $0.1436/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 ADATA or Silicon Power cheaper per GB for usb flash drives?

As of June 2026, Silicon Power averages $0.4273/GB compared to ADATA at $0.8199/GB. Silicon Power is approximately 48% cheaper per gigabyte on average.

How many ADATA and Silicon Power usb flash drives does BuyPerUnit track?

BuyPerUnit currently tracks 9 ADATA products and 7 Silicon Power products in the usb flash drives category, all ranked by price per gigabyte.

What is the cheapest ADATA usb flash drive per GB?

The cheapest ADATA option is the 128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel at $0.1436/GB ($18.38 for 128GB).

What is the cheapest Silicon Power usb flash drive per GB?

The cheapest Silicon Power option is the Silicon Power 128GB Blaze B30 USB 3.0 Flash Drive (SP128GBUF3B30V1K) at $0.2421/GB ($30.99 for 128GB).

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