
Kingston 4GB microSDHC Card
Score: 53/100
Transcend 128GB Micro SD Card
Score: 82/100Rankings

The Transcend 128 GB microSDXC card offers high endurance and fast read speeds, making it ideal for dashcams and continuous Full HD recording. Its write speed falls short of U3/V30 standards, limiting 4K performance. Best suited for users needing rugged, long-life storage in harsh environments.

The Kingston 4 GB microSDHC Class 4 card offers robust waterproof and shockproof protection with a lifetime warranty, making it reliable for basic storage needs. However, its low 4 MB/s transfer rate and limited 4 GB capacity restrict performance for modern high-resolution media. Best suited for users of older devices needing a small, durable card.
| Attribute | ![]() | ![]() |
|---|---|---|
4 GB | 128 GBbest | |
4 MB/s | 100 MB/sbest | |
— | 85 MB/sbest | |
| ↓ lower better | 25 g | 0.4 gbest |
— | 5 yearsbest | |
| ↓ lower better | 1 mmbest | 1 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 4 GB | 128 GB |
Performance(2) | ||
Read Speed (MB/s) | 4 MB/s | 100 MB/s |
Speed Class | Class 4 | U1 |
Design(2) | ||
Form Factor | microSDHC | microSDXC |
Weight (g) | 25 g | 0.4 g |
General(2) | ||
Warranty (years) | lifetime years | 5 years |
Certifications | SD Card Association specification | CE, UKCA, FCC, EAC, RCM |

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

Professional reviewers and editors consistently commend the Transcend 128 GB endurance card for its rugged build, extreme temperature tolerance, and impressive 30,000-hour video endurance, noting that its 100 MB/s read and ~45 MB/s write speeds are adequate for continuous Full HD dashcam and security-camera workloads.
Everyday customers echo the professional praise, highlighting the card's durability in dashcams and security cameras and its ability to record long stretches of Full HD video without failure.
“built to last”

“decent 40ish MB/s write speed”



