The Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter costs $0.2732/GB while the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) costs $0.1967/GB. ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) offers 28% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter vs ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) — Which Is Better Value?
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Specification Comparison
| Spec | Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter | ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) |
|---|---|---|
| Brand | SP Silicon Power | ADATA |
| Capacity | 128 GB | 128GB |
| $/GB | $0.2732 | $0.1967 |
| Price | $34.97 | $25.18 |
| Retailer | Amazon | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) offers better value at $0.1967//GB compared to the Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter at $0.2732//GB — that's roughly 28% less per gigabyte.
The best deal for the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) is $25.18 at Newegg, while the Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter starts at $34.97 at Amazon.
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 Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter and ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) product page for detailed specifications and price history.
Frequently Asked Questions
Is Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter or ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) a better deal?
As of August 2026, ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) offers better value at $0.1967//GB compared to Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter at $0.2732//GB. That is approximately 28% better value per gigabyte.
What is the price per GB of Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter?
The Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter is currently priced at $0.2732/GB ($34.97 for 128 GB) at Amazon.
Where can I buy ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) for the cheapest price?
The cheapest price for the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) is $25.18 at Newegg, which works out to $0.1967/GB.