The SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack costs $1.1559/GB while the Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) costs $0.1874/GB. Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers 84% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack vs Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) — Which Is Better Value?
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
Specification Comparison
| Spec | SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack | Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) |
|---|---|---|
| Brand | SanDisk | Silicon Power |
| Capacity | 64GB | 128GB |
| $/GB | $1.1559 | $0.1874 |
| Price | $73.98 | $23.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers better value at $0.1874//GB compared to the SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack at $1.1559//GB — that's roughly 84% less per gigabyte.
The best deal for the Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) is $23.99 at Newegg, while the SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack starts at $73.98 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 Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack and Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack or Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) a better deal?
As of September 2026, Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers better value at $0.1874//GB compared to SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack at $1.1559//GB. That is approximately 84% better value per gigabyte.
What is the price per GB of SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack?
The SanDisk Extreme PRO UHS-I U3 SDXC Memory Card - 64GB, 2-Pack is currently priced at $1.1559/GB ($73.98 for 64GB) at Newegg.
Where can I buy Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) for the cheapest price?
The cheapest price for the Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) is $23.99 at Newegg, which works out to $0.1874/GB.