The SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds costs $0.2890/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 $0.1600/GB. Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones offers 45% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds 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?
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Specification Comparison
| Spec | SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds | 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 | $0.2890 | $0.1600 |
| Price | $73.99 | $40.97 |
| Retailer | Amazon | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, 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 offers better value at $0.1600//GB compared to the SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds at $0.2890//GB — that's roughly 45% less per gigabyte.
The best deal 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 $40.97 at Amazon, while the SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds starts at $73.99 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 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds 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 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds 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, Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones offers better value at $0.1600//GB compared to SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds at $0.2890//GB. That is approximately 45% better value per gigabyte.
What is the price per GB of SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds?
The SANDISK 256B Extreme microSD UHS-I Card - Up to 245MB/s Read Speeds is currently priced at $0.2890/GB ($73.99 for 256 GB) at Amazon.
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 $40.97 at Amazon, which works out to $0.1600/GB.