The KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera costs $0.2024/GB while the SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail costs $0.3328/GB. KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera offers 39% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera vs SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail — Which Is Better Value?
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Specification Comparison
| Spec | KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera | SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail |
|---|---|---|
| Brand | KOOTION | SanDisk |
| Capacity | 128 GB | 64GB |
| $/GB | $0.2024 | $0.3328 |
| Price | $25.91 | $21.30 |
| Retailer | Amazon | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera offers better value at $0.2024//GB compared to the SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail at $0.3328//GB — that's roughly 39% less per gigabyte.
The best deal for the KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera is $25.91 at Amazon, while the SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail starts at $21.30 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera and SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail product page for detailed specifications and price history.
Frequently Asked Questions
Is KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera or SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail a better deal?
As of August 2026, KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera offers better value at $0.2024//GB compared to SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail at $0.3328//GB. That is approximately 39% better value per gigabyte.
What is the price per GB of KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera?
The KOOTION 128GB Micro SDXC UHS-I U3 V30 A1 Memory Card - High Speed TF Card for Phone, Camera is currently priced at $0.2024/GB ($25.91 for 128 GB) at Amazon.
Where can I buy SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail for the cheapest price?
The cheapest price for the SanDisk SDSDUNR-064G-GN3IN CVK 64GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail is $21.30 at Newegg, which works out to $0.3328/GB.