The SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN costs $0.3316/GB while the Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) costs $0.1224/GB. Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers 63% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN vs Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) — Which Is Better Value?
Specification Comparison
| Spec | SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN | Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) |
|---|---|---|
| Brand | SanDisk | Silicon Power |
| Capacity | 128 GB | 128GB |
| $/GB | $0.3316 | $0.1224 |
| Price | $42.45 | $15.67 |
| Retailer | Amazon | 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 $0.1224//GB compared to the SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN at $0.3316//GB — that's roughly 63% 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 $15.67 at Newegg, while the SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN starts at $42.45 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 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN 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 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN or Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) a better deal?
As of March 2026, Silicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10) offers better value at $0.1224//GB compared to SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN at $0.3316//GB. That is approximately 63% better value per gigabyte.
What is the price per GB of SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN?
The SanDisk 128GB Extreme SDXC UHS-I Memory Card - 150MB/s, C10, U3, V30, 4K UHD, SD Card - SDSDXV5-128G-GNCIN is currently priced at $0.3316/GB ($42.45 for 128 GB) at Amazon.
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 $15.67 at Newegg, which works out to $0.1224/GB.