The SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN costs $0.3320/GB while the KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack costs $0.1328/GB. KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack offers 60% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN vs KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack — Which Is Better Value?
Specification Comparison
| Spec | SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN | KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack |
|---|---|---|
| Brand | SanDisk | KingSpec |
| Capacity | 512GB | 512GB |
| $/GB | $0.3320 | $0.1328 |
| Price | $169.99 | $67.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack offers better value at $0.1328//GB compared to the SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN at $0.3320//GB — that's roughly 60% less per gigabyte.
The best deal for the KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack is $67.99 at Newegg, while the SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN starts at $169.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN and KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN or KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack a better deal?
As of May 2026, KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack offers better value at $0.1328//GB compared to SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN at $0.3320//GB. That is approximately 60% better value per gigabyte.
What is the price per GB of SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN?
The SanDisk Extreme Pro 512GB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXJ-512G-GSCIN is currently priced at $0.3320/GB ($169.99 for 512GB) at Newegg.
Where can I buy KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack for the cheapest price?
The cheapest price for the KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack is $67.99 at Newegg, which works out to $0.1328/GB.