The Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s costs $0.3105/GB while 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 costs $0.1758/GB. 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 offers 43% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s vs 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 — Which Is Better Value?
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Specification Comparison
| Spec | Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s | 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 |
|---|---|---|
| Brand | Samsung | AGI |
| Capacity | 512 GB | 512GB |
| $/GB | $0.3105 | $0.1758 |
| Price | $158.98 | $89.99 |
| Retailer | Amazon | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, 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 offers better value at $0.1758//GB compared to the Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s at $0.3105//GB — that's roughly 43% less per gigabyte.
The best deal for 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 is $89.99 at Newegg, while the Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s starts at $158.98 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s and 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 product page for detailed specifications and price history.
Frequently Asked Questions
Is Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s or 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 a better deal?
As of September 2026, 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 offers better value at $0.1758//GB compared to Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s at $0.3105//GB. That is approximately 43% better value per gigabyte.
What is the price per GB of Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s?
The Samsung microSDXC T9 512GB Memory Card, Transfer Speeds Up to 200MB/s is currently priced at $0.3105/GB ($158.98 for 512 GB) at Amazon.
Where can I buy 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 for the cheapest price?
The cheapest price for 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 is $89.99 at Newegg, which works out to $0.1758/GB.