The Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) costs $0.1597/GB while the PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) costs $0.1562/GB. PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) offers 2% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) vs PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) — Which Is Better Value?
Specification Comparison
| Spec | Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) | PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) |
|---|---|---|
| Brand | SanDisk | PNY |
| Capacity | 512GB | 512 GB |
| $/GB | $0.1597 | $0.1562 |
| Price | $81.78 | $79.95 |
| Retailer | Newegg | Amazon |
| Category | USB Flash Drives | USB Flash Drives |
| Subcategory | usb-a | usb-a |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) offers better value at $0.1562//GB compared to the Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) at $0.1597//GB — that's roughly 2% less per gigabyte.
The best deal for the PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) is $79.95 at Amazon, while the Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) starts at $81.78 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) and PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) product page for detailed specifications and price history.
Frequently Asked Questions
Is Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) or PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) a better deal?
As of June 2026, PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) offers better value at $0.1562//GB compared to Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) at $0.1597//GB. That is approximately 2% better value per gigabyte.
What is the price per GB of Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46)?
The Sandisk 512GB Ultra Fit USB 3.1 Flash Drive, Speed Up to 400MB/s (SDCZ430-512G-G46) is currently priced at $0.1597/GB ($81.78 for 512GB) at Newegg.
Where can I buy PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) for the cheapest price?
The cheapest price for the PNY 512GB Turbo Attache 3 USB 3.2 Flash Drive 100MB/s, Silver (Pack of 1) is $79.95 at Amazon, which works out to $0.1562/GB.