
SanDisk Ultra 128GB SDXC
Score: 87/100
SanDisk Ultra 32GB
Score: 69/100Rankings

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.

The SanDisk 32GB Ultra SDHC card balances solid read performance with rugged durability, making it a dependable choice for Full HD video and everyday photography. Its 10-year warranty adds peace of mind, though write speeds and lack of 4K support limit its use for demanding workflows.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GBbest | 32 GB | |
100 MB/sbest | 100 MB/sbest | |
63 MB/sbest | — | |
10 yearsbest | 10 yearsbest | |
| ↓ lower better | 8 gbest | 31.2 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 | SDHC |
Performance(2) | ||
Maximum Write Speed (MB/s) | 63 MB/s | 40-50 MB/s |
Speed Class | C10 | Class 10 |
Physical(1) | ||
Weight (g) | 8 g | 31.2 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.

“works flawlessly”

“fast and reliable”

“great for backup and device updates”




Professional reviewers consider the SanDisk Ultra SDHC 32 GB a solid mid-tier choice for casual and enthusiast photographers, praising its dependable read performance, rugged build, and long warranty while warning that it lacks the speed class needed for 4K video or high-speed burst shooting.
Everyday users overwhelmingly rate the card highly, highlighting its flawless operation, fast transfers, and durability, though a minority note slower write speeds and occasional failures.