ADATA vs Sp Silicon Power SD Cards
Side-by-side price per gigabyte comparison across 10 products.
As of March 2026, ADATA averages $0.3618/GB across 8 products while Sp Silicon Power averages $0.4096/GB across 2 products on BuyPerUnit. ADATA offers 12% better value per gigabyte for sd cards.
ADATA
Better ValueCheapest Product
ADATA 512GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX512GUI3V30SA2-RA1)512GB · $69.67 · newegg
Sp Silicon Power
Cheapest Product
Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones128 GB · $24.97 · amazon
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | ADATA | ADATA 512GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX512GUI3V30SA2-RA1) | 512GB | $0.1361 | $69.67 | newegg |
| 1 | Sp Silicon Power | Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones | 128 GB | $0.1951 | $24.97 | amazon |
| 2 | ADATA | ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) | 256GB | $0.1562 | $39.99 | newegg |
| 2 | Sp Silicon Power | Silicon Power 32GB 3D NAND High Speed MicroSD Card with Adapter | 32 GB | $0.6241 | $19.97 | amazon |
| 3 | ADATA | ADATA 128GB Premier microSDXC UHS-I / Class 10 Memory Card with SD Adapter, Speed Up to 85MB/s (AUSDX128GUICL10 85-RA1) | 128GB | $0.1945 | $24.90 | newegg |
| 4 | ADATA | ADATA Premier 64GB Secure Digital Extended Capacity (SDXC) Flash Card | 64GB | $0.2238 | $14.32 | newegg |
| 5 | ADATA | 512GB AData Premier Extreme SD Express Card SDXC PCIe Gen3 UHS-I U3 SD7.0 | 512GB | $0.3678 | $188.33 | newegg |
Which Should You Buy?
Based on current pricing data, ADATA offers better overall value for sd cards at an average of $0.3618/GB compared to Sp Silicon Power's $0.4096/GB — that's roughly 12% less per gigabyte.
ADATA's best deal is the ADATA 512GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX512GUI3V30SA2-RA1) (512GB) at $0.1361/GB, while Sp Silicon Power's cheapest option is the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones (128 GB) at $0.1951/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is ADATA or Sp Silicon Power cheaper per GB for sd cards?
As of March 2026, ADATA averages $0.3618/GB compared to Sp Silicon Power at $0.4096/GB. ADATA is approximately 12% cheaper per gigabyte on average.
How many ADATA and Sp Silicon Power sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 8 ADATA products and 2 Sp Silicon Power products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest ADATA sd card per GB?
The cheapest ADATA option is the ADATA 512GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX512GUI3V30SA2-RA1) at $0.1361/GB ($69.67 for 512GB).
What is the cheapest Sp Silicon Power sd card per GB?
The cheapest Sp Silicon Power option is the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones at $0.1951/GB ($24.97 for 128 GB).