The SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN costs $0.3515/GB while the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) costs $0.1967/GB. ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) offers 44% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN vs ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) — Which Is Better Value?
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Specification Comparison
| Spec | SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN | ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) |
|---|---|---|
| Brand | SanDisk | ADATA |
| Capacity | 128 GB | 128GB |
| $/GB | $0.3515 | $0.1967 |
| Price | $44.99 | $25.18 |
| Retailer | Amazon | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-sd |
Price Across Retailers
SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN
ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1)
Which Should You Buy?
Based on current pricing data, the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) offers better value at $0.1967//GB compared to the SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN at $0.3515//GB — that's roughly 44% less per gigabyte.
The best deal for the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) is $25.18 at Newegg, while the SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN starts at $44.99 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 SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN and ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN or ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) a better deal?
As of August 2026, ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) offers better value at $0.1967//GB compared to SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN at $0.3515//GB. That is approximately 44% better value per gigabyte.
What is the price per GB of SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN?
The SANDISK 128GB Extreme SD UHS-I Card - Up to 230MB/s Read Speed and 120MB/s Write Speed, 4K UHD Video, U3, V30 - SDSDXV9-128G-GUCIN is currently priced at $0.3515/GB ($44.99 for 128 GB) at Amazon.
Where can I buy ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) for the cheapest price?
The cheapest price for the ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) is $25.18 at Newegg, which works out to $0.1967/GB.