ADATA vs Western Digital USB Flash Drives
Side-by-side price per gigabyte comparison across 9 products.
As of July 2026, ADATA averages $0.4111/GB across 8 products while Western Digital averages $0.1405/GB across 1 products on BuyPerUnit. Western Digital offers 66% better value per gigabyte for usb flash drives.
ADATA
Western Digital
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | ADATA | 128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel | 128GB | $0.1419 | $18.16 | newegg |
| 1 | Western Digital | WD - Easystore 128GB USB 2.0 Flash Drive - Blue | 128 GB | $0.1405 | $17.99 | bestbuy |
| 2 | ADATA | 128GB AData Royal UR340 Ultra-Compact USB3.0 (USB3.2) Flash Drive | 128GB | $0.1588 | $20.33 | newegg |
| 3 | 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 | ADATA | 128GB AData USB3.2 UC300 Type-C USB Flash Drive Black/Green | 128GB | $0.2157 | $27.61 | newegg |
| 5 | ADATA | ADATA 64GB UV128 USB 3.2 Gen 1 Flash Drive (AUV128-64G-RBE) | 64GB | $0.2342 | $14.99 | newegg |
Which Should You Buy?
Based on current pricing data, Western Digital offers better overall value for usb flash drives at an average of $0.1405/GB compared to ADATA's $0.4111/GB — that's roughly 66% less per gigabyte.
Western Digital's best deal is the WD - Easystore 128GB USB 2.0 Flash Drive - Blue (128 GB) at $0.1405/GB, while ADATA's cheapest option is the 128GB AData UC310 USB 3.2 Flash Drive - Black Capless Swivel (128GB) at $0.1419/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 Western Digital cheaper per GB for usb flash drives?
As of July 2026, Western Digital averages $0.1405/GB compared to ADATA at $0.4111/GB. Western Digital is approximately 66% cheaper per gigabyte on average.
How many ADATA and Western Digital usb flash drives does BuyPerUnit track?
BuyPerUnit currently tracks 8 ADATA products and 1 Western Digital 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 $0.1419/GB ($18.16 for 128GB).
What is the cheapest Western Digital usb flash drive per GB?
The cheapest Western Digital option is the WD - Easystore 128GB USB 2.0 Flash Drive - Blue at $0.1405/GB ($17.99 for 128 GB).