The Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter costs $0.1265/GB while the KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card costs $0.2733/GB. Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter offers 54% better value per gigabyte as of April 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 KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card — Which Is Better Value?
Specification Comparison
| Spec | Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter | KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card |
|---|---|---|
| Brand | SP Silicon Power | KOOTION |
| Capacity | 128 GB | 64 GB |
| $/GB | $0.1265 | $0.2733 |
| Price | $16.19 | $17.49 |
| 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 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter offers better value at $0.1265//GB compared to the KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card at $0.2733//GB — that's roughly 54% less per gigabyte.
The best deal for the Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter is $16.19 at Amazon, while the KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card starts at $17.49 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 KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card 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 KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card a better deal?
As of April 2026, Silicon Power 128GB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter offers better value at $0.1265//GB compared to KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card at $0.2733//GB. That is approximately 54% 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 $0.1265/GB ($16.19 for 128 GB) at Amazon.
Where can I buy KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card for the cheapest price?
The cheapest price for the KOOTION Micro SD Card 64GB UHS-I microSDXC Flash Memory Card with Adapter, C10, U3, A1, V30, 4K UHD TF Card is $17.49 at Amazon, which works out to $0.2733/GB.