The SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s costs $0.1758/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 $0.2422/GB. SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s offers 27% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/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?
Specification Comparison
| Spec | SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/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 | 512GB | 512GB |
| $/GB | $0.1758 | $0.2422 |
| Price | $89.99 | $123.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s offers better value at $0.1758//GB compared to 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 $0.2422//GB — that's roughly 27% less per gigabyte.
The best deal for the SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s is $89.99 at Newegg, 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 starts at $123.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/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 SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/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 August 2026, SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s offers better value at $0.1758//GB compared to 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 $0.2422//GB. That is approximately 27% better value per gigabyte.
What is the price per GB of SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s?
The SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s is currently priced at $0.1758/GB ($89.99 for 512GB) at Newegg.
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 $123.99 at Newegg, which works out to $0.2422/GB.