Agi vs Sp Silicon Power SD Cards
Side-by-side price per gigabyte comparison across 6 products.
As of March 2026, Agi averages $0.2420/GB across 4 products while Sp Silicon Power averages $0.4096/GB across 2 products on BuyPerUnit. Agi offers 41% better value per gigabyte for sd cards.
Agi
Better ValueCheapest 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
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 | 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 | 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 | 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 |
| 2 | Sp Silicon Power | Silicon Power 32GB 3D NAND High Speed MicroSD Card with Adapter | 32 GB | $0.6241 | $19.97 | amazon |
| 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, Agi offers better overall value for sd cards at an average of $0.2420/GB compared to Sp Silicon Power's $0.4096/GB — that's roughly 41% less per gigabyte.
Agi's best deal 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, 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 Agi or Sp Silicon Power cheaper per GB for sd cards?
As of March 2026, Agi averages $0.2420/GB compared to Sp Silicon Power at $0.4096/GB. Agi is approximately 41% cheaper per gigabyte on average.
How many Agi and Sp Silicon Power sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 4 Agi products and 2 Sp Silicon Power 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 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).