The SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card costs $0.1211/GB while the Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones costs $0.1561/GB. SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card offers 22% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card vs Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones — 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 - Ultra PLUS 256GB microSDXC UHS-I Memory Card | Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones |
|---|---|---|
| Brand | SanDisk | SP Silicon Power |
| Capacity | 256 GB | 256 GB |
| $/GB | $0.1211 | $0.1561 |
| Price | $30.99 | $39.97 |
| Retailer | Best Buy | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card offers better value at $0.1211//GB compared to the Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones at $0.1561//GB — that's roughly 22% less per gigabyte.
The best deal for the SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card is $30.99 at Best Buy, while the Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones starts at $39.97 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card and Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card or Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones a better deal?
As of August 2026, SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card offers better value at $0.1211//GB compared to Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones at $0.1561//GB. That is approximately 22% better value per gigabyte.
What is the price per GB of SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card?
The SANDISK - Ultra PLUS 256GB microSDXC UHS-I Memory Card is currently priced at $0.1211/GB ($30.99 for 256 GB) at Best Buy.
Where can I buy Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones for the cheapest price?
The cheapest price for the Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones is $39.97 at Amazon, which works out to $0.1561/GB.