Agi vs Sd SD Cards
Side-by-side price per gigabyte comparison across 5 products.
As of March 2026, Agi averages $0.2420/GB across 4 products while Sd averages $0.1759/GB across 1 products on BuyPerUnit. Sd offers 27% better value per gigabyte for sd cards.
Agi
Cheapest Product
AGI 512GB TF138 MicroSDXC Memory Card C10 U3 V30 A2 Micro SD (R/W Speed up to 98/70 MBs) SD Card Adapter is accompanied for Using with DSLRs,...512GB · $103.99 · 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 | Agi | AGI 512GB TF138 MicroSDXC Memory Card C10 U3 V30 A2 Micro SD (R/W Speed up to 98/70 MBs) SD Card Adapter is accompanied for Using with DSLRs,... | 512GB | $0.2031 | $103.99 | 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 | Agi | AGI 1TB TF138 MicroSD Memory, High-Capacity Storage Suit for Gaming. MicroSDXC A2 U3 V30 4K UHS-I U3 (Read Speed up to 170 MB/s, Write Speed up to... | 1TB | $0.2220 | $221.99 | newegg |
| 3 | Agi | AGI 256GB TF138 MicroSDXC Memory Card C10 U3 V30 A2 Micro SD (R/W Speed up to 98/70 MBs) SD Card Adapter is accompanied for Using with DSLRs,... | 256GB | $0.2539 | $64.99 | newegg |
| 4 | Agi | AGI 128GB TF138 MicroSDXC Memory Card C10 U3 V30 A2 Micro SD (R/W Speed up to 98/70 MBs) SD Card Adapter is accompanied for Using with DSLRs,... | 128GB | $0.2890 | $36.99 | 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 Agi's $0.2420/GB — that's roughly 27% 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 Agi's cheapest option is the AGI 512GB TF138 MicroSDXC Memory Card C10 U3 V30 A2 Micro SD (R/W Speed up to 98/70 MBs) SD Card Adapter is accompanied for Using with DSLRs,... (512GB) at $0.2031/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 Agi or Sd cheaper per GB for sd cards?
As of March 2026, Sd averages $0.1759/GB compared to Agi at $0.2420/GB. Sd is approximately 27% cheaper per gigabyte on average.
How many Agi and Sd sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 4 Agi products and 1 Sd products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest Agi sd card per GB?
The cheapest Agi option is the AGI 512GB TF138 MicroSDXC Memory Card C10 U3 V30 A2 Micro SD (R/W Speed up to 98/70 MBs) SD Card Adapter is accompanied for Using with DSLRs,... at $0.2031/GB ($103.99 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).