The SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) costs $0.4203/GB while the 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 costs $0.2030/GB. 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 offers 52% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) vs 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 — Which Is Better Value?
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Specification Comparison
| Spec | SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) | 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 |
|---|---|---|
| Brand | SanDisk | AGI |
| Capacity | 128GB | 128GB |
| $/GB | $0.4203 | $0.2030 |
| Price | $53.80 | $25.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-sd |
Price Across Retailers
SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN)
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
Which Should You Buy?
Based on current pricing data, the 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 offers better value at $0.2030//GB compared to the SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) at $0.4203//GB — that's roughly 52% less per gigabyte.
The best deal for the 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 is $25.99 at Newegg, while the SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) starts at $53.80 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) and 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 product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) or 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 a better deal?
As of September 2026, 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 offers better value at $0.2030//GB compared to SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) at $0.4203//GB. That is approximately 52% better value per gigabyte.
What is the price per GB of SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN)?
The SanDisk 128GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-128G-GN4IN) is currently priced at $0.4203/GB ($53.80 for 128GB) at Newegg.
Where can I buy 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 for the cheapest price?
The cheapest price for the 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 is $25.99 at Newegg, which works out to $0.2030/GB.