
SanDisk Ultra Plus 128GB
Score: 75/100
Gigastone 4GB SD 2-Pack
Score: 38/100Rankings

The SanDisk Ultra Plus 128 GB SDXC UHS-I card offers reliable storage for photos, Full HD and entry-level 4K video, with decent read speeds and robust durability. Its A1 app rating and 10-year warranty make it a solid budget choice, though write speeds and UHS-I limits keep it out of the professional tier.

The Gigastone 4 GB SDHC Class 4 2-pack provides a low-cost, rugged storage option for legacy devices, offering basic Class 4 performance, waterproof and shock-proof protection, and extra mini cases, but its tiny capacity and modest speeds limit use to older or low-demand equipment.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GBbest | 4 GB | |
140 MB/sbest | 20 MB/s | |
62.9 MB/sbest | 20 MB/s | |
10 yearsbest | 5 years | |
| ↓ lower better | 2.27 gbest | 10 g |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage & Capacity(2) | ||
Capacity (GB) | 128 GB | 4 GB |
Card Type | SDXC | SDHC |
Performance(4) | ||
Maximum Read Speed (MB/s) | 140 MB/s | 20 MB/s |
Maximum Write Speed (MB/s) | 62.9 MB/s | 20 MB/s |
Bus Interface | UHS-I | SDHC |
Speed Class | C10 | Class 4 |
Compatibility(1) | ||
Compatible Devices | Cameras, drones, tablets, smartphones, Nintendo Switch, GoPro Hero 7, LG Stylo series | Full compatibility with SDHC‑labeled devices |
Warranty(1) | ||
Warranty Period (years) | 10 years | 5 years |
Physical(1) | ||
Weight (g) | 2.27 g | 10 g |

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

Professional reviewers acknowledge the Ultra Plus as a solid, budget-friendly option that delivers consistent read performance and adequate write speeds for everyday photography and Full HD video.
Everyday users overwhelmingly rate the card highly, highlighting its large capacity, dependable reliability, and durability across a range of gadgets.

“4.9/5 stars from 651 reviews”

“Perfect for my old DSLR and security camera”

“Great value for the pack”




Professional reviewers note that while the Gigastone 4GB card complies with basic SD Association standards, its Class 4 speed and limited capacity render it obsolete for contemporary cameras and devices. It is positioned as a budget OEM solution suitable only for legacy hardware or low-risk environments.
Everyday users appreciate the card's durability, low price, and suitability for older cameras, trail cams, and POS systems. Praise centers on its ruggedness, included mini case, and value in bulk packs, while complaints focus on the tiny 4 GB capacity, slower speeds, and occasional mismatched shipments.