
SanDisk Ultra 128GB SDXC
Score: 87/100
Kingston Canvas Select Plus 32GB
Score: 54/100Rankings

The SanDisk Ultra 128 GB SDXC card offers fast read performance, A1 app capability, and a robust, water- and shock-resistant design, backed by a 10-year warranty. Its U1/V10 rating and modest write speeds keep it in the budget tier, making it unsuitable for 4K or high-bitrate video work.

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 | ![]() | ![]() |
|---|---|---|
128 GBbest | 32 GB | |
100 MB/sbest | 100 MB/sbest | |
63 MB/s | 85 MB/sbest | |
10 yearsbest | — | |
| ↓ lower better | 8 gbest | 8.5 g |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage & Capacity(2) | ||
Capacity (GB) | 128 GB | 32 GB |
Card Type | SDXC | microSDHC |
Performance(2) | ||
Maximum Write Speed (MB/s) | 63 MB/s | 85 MB/s |
Speed Class | C10 | U1 |
Physical(1) | ||
Weight (g) | 8 g | 8.5 g |

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

Professional reviewers praise the Ultra 128 GB for its reliable read performance, solid random I/O that exceeds the A1 specification, and overall value, but caution that its U1/V10 write class makes it unsuitable for 4K or high-bitrate video work.
Everyday users consistently highlight fast photo transfers, smooth app performance on Android devices, and the sturdy SD adapter, while noting slower write speeds, occasional incompatibility with dashcams or drones, and rare corruption when the card is not ejected properly.

“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.”




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.