
Western Digital Purple 256GB
Score: 50/100
Samsung PRO Plus 1TB
Score: 75/100Rankings

The Samsung PRO Plus 1TB microSDXC delivers massive storage and fast UHS-I performance (180 MB/s read, 130 MB/s write) with robust six-layer protection, making it ideal for 4K video, drones and mobile gaming. Its single-year warranty and lack of UHS-II speeds keep it from being the top choice for professional, write-intensive workflows.

The WD Purple SC QD101 256 GB microSDXC is an industrial-grade card built for 24/7 surveillance with high endurance and built-in health monitoring. It tolerates extreme temperatures and harsh environments but offers modest read/write speeds compared with newer U3 cards.
| Attribute | ![]() | ![]() |
|---|---|---|
256 GB | 1,024 GBbest | |
24 MB/s | 180 MB/sbest | |
24 MB/s | 130 MB/sbest | |
3 yearsbest | 1 years | |
| ↓ lower better | 5.67 g | 0.26 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage & Capacity(1) | ||
Capacity (GB) | 256 GB | 1024 GB |
Performance(3) | ||
UHS Speed Class | U1 | U3 |
Maximum Read Speed (MB/s) | 24 MB/s | 180 MB/s |
Maximum Write Speed (MB/s) | 24 MB/s | 130 MB/s |
Compatibility(1) | ||
Compatible Devices | Surveillance cameras with microSD slots; supports card health monitoring in compatible devices | Android phones, tablets, GoPro, DJI drones, DSLR/laptop via SD adapter, Nintendo Switch (not Switch 2) |
Warranty(1) | ||
Warranty Period (years) | 3 years | 1 years |
Physical(1) | ||
Weight (g) | 5.67 g | 0.26 g |

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

Professional reviewers highlight the WD Purple SC QD101 as a purpose-built, durable solution for surveillance systems, emphasizing its endurance, health monitoring, and suitability for AI-enabled edge cameras. They note its slower write speed relative to premium U3 cards but value reliability for constant-write workloads.
Everyday users consistently praise the card's reliability and durability in harsh environments, noting that it rarely fails even after months of nonstop recording. Complaints focus on the slower write speed and occasional incompatibility of the health-monitoring feature with certain camera brands, as well as its higher cost versus standard consumer cards.

“Flawless 4K video recording on smartphones and drones.”

“The card survived a 5-meter drop without any issues.”




Professional reviewers commend the Samsung PRO Plus 1TB for its top-tier UHS-I speeds, A2 app performance, and robust six-layer protection, calling it one of the most dependable microSD cards available, while noting the limitation to UHS-I as a drawback for high-end video production.
Everyday users consistently praise the card's reliable 4K video capture, rugged durability for travel, and fast transfer speeds, with complaints focusing on occasional device compatibility hiccups, lack of monitoring software, and the limited one-year warranty.