SanDisk vs Silicon Power USB Flash Drives

Side-by-side price per gigabyte comparison across 285 products.

As of June 2026, SanDisk averages $0.9146/GB across 278 products while Silicon Power averages $0.4273/GB across 7 products on BuyPerUnit. Silicon Power offers 53% better value per gigabyte for usb flash drives.

SanDisk

Avg $/GB$0.9146
Best $/GB$0.1289
Price Range$0.1289 – $49.9375
Products278

Silicon Power

Better Value
Avg $/GB$0.4273
Best $/GB$0.2421
Price Range$0.2421 – $0.6872
Products7

Top Products Compared

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 SanDisk's $0.9146/GB — that's roughly 53% 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 SanDisk's cheapest option is the SANDISK 256GB Ultra Flair USB 3.0 Flash Drive, SDCZ73-256G-G46,Gray (256GB) at $0.1289/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 SanDisk or Silicon Power cheaper per GB for usb flash drives?

As of June 2026, Silicon Power averages $0.4273/GB compared to SanDisk at $0.9146/GB. Silicon Power is approximately 53% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 278 SanDisk products and 7 Silicon Power products in the usb flash drives category, all ranked by price per gigabyte.

What is the cheapest SanDisk usb flash drive per GB?

The cheapest SanDisk option is the SANDISK 256GB Ultra Flair USB 3.0 Flash Drive, SDCZ73-256G-G46,Gray at $0.1289/GB ($32.99 for 256GB).

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).

Explore More

Submit a Better Deal

Help others save money

Report an Issue

Help us keep data accurate