
Transcend 128GB Micro SD Card
Score: 82/100
SanDisk Ultra Plus 128GB
Score: 81/100Rankings

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 SanDisk Ultra Plus 128 GB SDXC UHS-I card offers fast 140 MB/s read speeds and rugged waterproof, shock-proof construction. Its U1 write speed limits suitability for 4K video and high-burst shooting. Ideal for casual photographers needing reliable Full HD storage.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GBbest | 128 GBbest | |
100 MB/s | 140 MB/sbest | |
85 MB/s | 140 MB/sbest | |
| ↓ lower better | 0.4 gbest | 2.27 g |
5 years | 10 yearsbest | |
| ↓ lower better | 1 mmbest | 2.1 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(4) | ||
Read Speed (MB/s) | 100 MB/s | 140 MB/s |
Write Speed (MB/s) | 85 MB/s | 140 MB/s |
Speed Class | U1 | Class 10 |
UHS Speed Class | UHS-I | U1 |
Design(3) | ||
Form Factor | microSDXC | SDXC |
Weight (g) | 0.4 g | 2.27 g |
Thickness (mm) | 1 mm | 2.1 mm |
General(1) | ||
Warranty (years) | 5 years | 10 years |

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”



Professional reviewers consider the SanDisk Ultra Plus 128 GB SDXC a solid choice for photographers and videographers who need fast Full HD transfers and a rugged card. They commend its 140 MB/s read speed, A1 performance class and durable construction, but note the absence of U3/V30 limits its suitability for 4K video.
Everyday users generally express satisfaction with the large capacity and quick transfer speeds, praising its durability for outdoor shooting. Since direct reviews are scarce, no major complaints emerge, though some users are wary of varying speed claims across sellers.