ADATA vs Sd SD Cards
Side-by-side price per gigabyte comparison across 9 products.
As of March 2026, ADATA averages $0.3618/GB across 8 products while Sd averages $0.1759/GB across 1 products on BuyPerUnit. Sd offers 51% better value per gigabyte for sd cards.
ADATA
Cheapest 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
Sd
Better ValueCheapest Product
SD Memory Card To 3.5inch 40Pins Male IDE Adapter 5V SD-3.5 IDE Secure Converter Support Up To 128gb SDXD Card128GB · $22.52 · newegg
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 | Sd | SD Memory Card To 3.5inch 40Pins Male IDE Adapter 5V SD-3.5 IDE Secure Converter Support Up To 128gb SDXD Card | 128GB | $0.1759 | $22.52 | newegg |
| 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 |
| 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, Sd offers better overall value for sd cards at an average of $0.1759/GB compared to ADATA's $0.3618/GB — that's roughly 51% less per gigabyte.
Sd's best deal is the SD Memory Card To 3.5inch 40Pins Male IDE Adapter 5V SD-3.5 IDE Secure Converter Support Up To 128gb SDXD Card (128GB) at $0.1759/GB, while ADATA's cheapest 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) (512GB) at $0.1361/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 Sd cheaper per GB for sd cards?
As of March 2026, Sd averages $0.1759/GB compared to ADATA at $0.3618/GB. Sd is approximately 51% cheaper per gigabyte on average.
How many ADATA and Sd sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 8 ADATA products and 1 Sd 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 Sd sd card per GB?
The cheapest Sd option is the SD Memory Card To 3.5inch 40Pins Male IDE Adapter 5V SD-3.5 IDE Secure Converter Support Up To 128gb SDXD Card at $0.1759/GB ($22.52 for 128GB).