The Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) costs $0.1796/GB while the Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 costs $1.2484/GB. Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers 86% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) vs Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 — Which Is Better Value?
Specification Comparison
| Spec | Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) | Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 |
|---|---|---|
| Brand | Silicon Power | SanDisk |
| Capacity | 128GB | 32GB |
| $/GB | $0.1796 | $1.2484 |
| Price | $22.99 | $39.95 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-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 $0.1796//GB compared to the Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 at $1.2484//GB — that's roughly 86% 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 $22.99 at Newegg, while the Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 starts at $39.95 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) and Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 product page for detailed specifications and price history.
Frequently Asked Questions
Is Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) or Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 a better deal?
As of June 2026, Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers better value at $0.1796//GB compared to Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 at $1.2484//GB. That is approximately 86% better value per gigabyte.
What is the price per GB of Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10)?
The Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) is currently priced at $0.1796/GB ($22.99 for 128GB) at Newegg.
Where can I buy Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 for the cheapest price?
The cheapest price for the Sandisk A1 32GB Extreme PRO micro SDHC Card + Adapter 100MB/s V30 UHS-I U3 is $39.95 at Newegg, which works out to $1.2484/GB.