
SanDisk Extreme PRO 128GB
Score: 84/100
Gigastone SD Card 128GB
Score: 71/100Rankings

The SanDisk Extreme PRO 128 GB SDXC offers top-tier read performance and rugged durability, making it ideal for 4K UHD shooting and burst photography. Its write speed is modest for sustained high-bitrate video and it carries a premium price. Best suited for professionals needing reliability and fast off-loads without UHS-II support.

The Gigastone 128 GB SDXC card offers a solid capacity and includes a convenient USB-C reader, backed by a 5-year data-recovery warranty. Its performance is limited by the lack of waterproofing and unspecified write speeds, making it less ideal for demanding 4K recording. Best suited for casual photographers needing extra storage and a handy reader.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GBbest | 128 GBbest | |
200 MB/sbest | 100 MB/s | |
90 MB/sbest | — | |
| ↓ lower better | 2 gbest | 18 g |
— | 5 yearsbest | |
| ↓ lower better | 2.3 mmbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Read Speed (MB/s) | 200 MB/s | 100 MB/s |
Speed Class | Class 10 | V30 |
Video Speed Class | V30 | U3 |
Design(1) | ||
Weight (g) | 2.0 g | 18 g |
General(1) | ||
Warranty (years) | lifetime years | 5 years |

Products in the top-left offer the best value (high score, low price).

Professional reviewers from B&H Photo, CDW, and Best Buy commend the Extreme PRO 128GB for its industry-leading 200 MB/s read speed, U3/V30 class compliance, and rugged construction, positioning it as the top UHS-I choice for creators who need fast off-loads and durability.
Consumers consistently praise the card's rapid transfer speeds and dependable performance in harsh environments, rating it highly for 4K video and burst photography.
“perfect for 4K shooting and burst mode”

“elevating creativity”

“stunning high-resolution, stutter-free 4K UHD video”



