ADATA vs SanDisk USB Flash Drives

Side-by-side price per gigabyte comparison across 306 products.

As of June 2026, ADATA averages $0.2198/GB across 7 products while SanDisk averages $0.8978/GB across 299 products on BuyPerUnit. ADATA offers 76% better value per gigabyte for usb flash drives.

ADATA

Better Value

Avg $/GB$0.2198

Best $/GB$0.1427

Price Range$0.1427 – $0.3123

Products7

Cheapest Product

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

128GB · $18.27 · newegg

SanDisk

Avg $/GB$0.8978

Best $/GB$0.1230

Price Range$0.1230 – $49.9375

Products299

Cheapest Product

SANDISK 512GB Ultra USB 3.0 Flash Drive - SDCZ48-512G-G46, Black

512 GB · $62.99 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	ADATA	128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel	128GB	$0.1427	$18.27	newegg
1	SanDisk	SANDISK 512GB Ultra USB 3.0 Flash Drive - SDCZ48-512G-G46, Black	512 GB	$0.1230	$62.99	amazon
2	ADATA	128GB AData Royal UR340 Ultra-Compact USB3.0 (USB3.2) Flash Drive	128GB	$0.1598	$20.46	newegg
2	SanDisk	SANDISK 256GB Ultra Flair USB 3.0 Flash Drive, SDCZ73-256G-G46,Gray	256GB	$0.1289	$32.99	newegg
3	ADATA	256GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel	256GB	$0.1991	$50.98	newegg
3	SanDisk	SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black	512 GB	$0.1308	$66.99	bestbuy
4	ADATA	ADATA 128GB UC300 Type-C USB 3.2 Gen1 Flash Drive, Speed Up to 100MB/s (ACHO-UC300-128G-RBK/GN)	128GB	$0.2109	$26.99	newegg
4	SanDisk	SanDisk 128GB Cruzer BLADE USB Thumb Flash Memory Pen Drive SDCZ50-128G-B35	128GB	$0.1434	$18.35	newegg
5	ADATA	128GB AData USB3.2 UC300 Type-C USB Flash Drive Black/Green	128GB	$0.2173	$27.81	newegg
5	SanDisk	SanDisk 128GB Cruzer 128G Blade SDCZ50 USB 2.0 SDCZ50-128G Flash Pen Drive CZ50 with USB Lanyard	128GB	$0.1434	$18.35	newegg

Which Should You Buy?

Based on current pricing data, ADATA offers better overall value for usb flash drives at an average of $0.2198/GB compared to SanDisk's $0.8978/GB — that's roughly 76% less per gigabyte.

ADATA's best deal is the 128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel (128GB) at $0.1427/GB, while SanDisk's cheapest option is the SANDISK 512GB Ultra USB 3.0 Flash Drive - SDCZ48-512G-G46, Black (512 GB) at $0.1230/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 SanDisk cheaper per GB for usb flash drives?

As of June 2026, ADATA averages $0.2198/GB compared to SanDisk at $0.8978/GB. ADATA is approximately 76% cheaper per gigabyte on average.

How many ADATA and SanDisk usb flash drives does BuyPerUnit track?

BuyPerUnit currently tracks 7 ADATA products and 299 SanDisk 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 $0.1427/GB ($18.27 for 128GB).

What is the cheapest SanDisk usb flash drive per GB?

The cheapest SanDisk option is the SANDISK 512GB Ultra USB 3.0 Flash Drive - SDCZ48-512G-G46, Black at $0.1230/GB ($62.99 for 512 GB).

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