
Kingston Canvas Select Plus 32GB
Score: 54/100
Silicon Power 128GB microSDXC
Score: 82/100Rankings

Silicon Power's 128 GB microSDXC card offers near-premium UHS-I performance with up to 100 MB/s read and 80 MB/s write, rugged durability, and A2 app support, making it a budget-friendly choice for 4K video, gaming, and mobile storage. The inclusion of an SD adapter adds versatility, though some variants have slower write speeds and occasional quality control issues.

A durable 32 GB microSDHC card with A1 app performance and solid Full HD video capability, offering good read speeds but limited write performance for higher-resolution tasks.
| Attribute | ![]() | ![]() |
|---|---|---|
32 GB | 128 GBbest | |
100 MB/sbest | 100 MB/sbest | |
85 MB/sbest | 80 MB/s | |
— | 5 yearsbest | |
| ↓ lower better | 8.5 gbest | 9 g |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage & Capacity(2) | ||
Capacity (GB) | 32 GB | 128 GB |
Card Type | microSDHC | microSDXC |
Performance(4) | ||
UHS Speed Class | U1 | U3 |
Video Speed Class | V10 | V30 |
Maximum Write Speed (MB/s) | 85 MB/s | 80 MB/s |
Application Performance Class | A1 | A2 |
Physical(1) | ||
Weight (g) | 8.5 g | 9 g |

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

Reviewers consider it a solid budget-friendly card delivering advertised U1/V10/A1 performance, but caution that it lacks U3/V30 needed for 4K video.
Consumers like its durability and fast reads for everyday use, yet some experience premature failures and inconsistent write speeds.

“Replaced my old SD card and now the dashcam works perfectly.”

“Bought one that works, second one doesn't keep anything.”

“not as expensive as Samsung, but works just as well for everyday use.”




Professional reviewers position the Silicon Power 128GB as a cost-effective challenger that delivers near-premium performance. The Superior Pro UHS-I version is praised for its 80 MB/s write speed, making it suitable for 4K video on drones and action cams, while the A2 variant is highlighted for its superior app performance on Android and Nintendo Switch devices.
Everyday users consistently rate the card 4.5+ stars, lauding its fast load times on the Nintendo Switch, rugged build that survives rain and heat, and reliable 4K video capture without dropped frames. The most common complaints revolve around occasional mislabeled units, slower-than-advertised write speeds on some devices, and rare premature failures.