The KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash costs $0.1953/GB while the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN costs $2.1037/GB. KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash offers 91% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash vs SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN — Which Is Better Value?
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Specification Comparison
| Spec | KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash | SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN |
|---|---|---|
| Brand | KingSpec | SanDisk |
| Capacity | 256GB | 256GB |
| $/GB | $0.1953 | $2.1037 |
| Price | $49.99 | $538.55 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash offers better value at $0.1953//GB compared to the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN at $2.1037//GB — that's roughly 91% less per gigabyte.
The best deal for the KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash is $49.99 at Newegg, while the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN starts at $538.55 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash and SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash or SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN a better deal?
As of August 2026, KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash offers better value at $0.1953//GB compared to SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN at $2.1037//GB. That is approximately 91% better value per gigabyte.
What is the price per GB of KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash?
The KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash is currently priced at $0.1953/GB ($49.99 for 256GB) at Newegg.
Where can I buy SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN for the cheapest price?
The cheapest price for the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN is $538.55 at Newegg, which works out to $2.1037/GB.