
SanDisk Ultra 32GB
Score: 69/100
Gigastone 4GB SD 2-Pack
Score: 38/100Rankings

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.

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 | ![]() | ![]() |
|---|---|---|
32 GBbest | 4 GB | |
100 MB/sbest | 20 MB/s | |
— | 20 MB/sbest | |
10 yearsbest | 5 years | |
| ↓ lower better | 31.2 g | 10 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage & Capacity(1) | ||
Capacity (GB) | 32 GB | 4 GB |
Performance(4) | ||
Maximum Read Speed (MB/s) | 100 MB/s | 20 MB/s |
Maximum Write Speed (MB/s) | 40-50 MB/s | 20 MB/s |
Bus Interface | UHS-I | SDHC |
Speed Class | Class 10 | Class 4 |
Warranty(1) | ||
Warranty Period (years) | 10 years | 5 years |
Physical(1) | ||
Weight (g) | 31.2 g | 10 g |

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

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.

“works flawlessly”

“fast and reliable”

“great for backup and device updates”




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.