Western Digital Purple 256GB
Score: 50/100
Lexar Silver Plus 256GB
Score: 86/100Rankings
The Lexar 256 GB Silver Plus microSDXC offers top-tier UHS-I speeds, robust durability and a lifetime warranty, making it ideal for 4K creators and gamers. Its performance is strong but capped by the UHS-I interface, and real-world write speeds can vary.
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 GBbest | 256 GBbest | |
24 MB/s | 205 MB/sbest | |
24 MB/s | 150 MB/sbest | |
3 years | 10 yearsbest | |
| ↓ lower better | 5.67 g | 0.2 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(4) | ||
UHS Speed Class | U1 | U3 |
Maximum Read Speed (MB/s) | 24 MB/s | 205 MB/s |
Maximum Write Speed (MB/s) | 24 MB/s | 150 MB/s |
Speed Class | Class 10 | C10 |
Compatibility(1) | ||
Compatible Devices | Surveillance cameras with microSD slots; supports card health monitoring in compatible devices | Drones (DJI), Action Cameras (GoPro), Handheld Consoles (Steam Deck, Nintendo Switch), Smartphones, Tablets |
Warranty(1) | ||
Warranty Period (years) | 3 years | 10 years |
Physical(1) | ||
Weight (g) | 5.67 g | 0.2 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.
“Up to 205 MB/s read speed exceeding typical UHS-I performance”
“Rugged durability with IPX7 waterproof rating is a game-changer for outdoor shoots”
“The included SD adapter makes it work in my DSLR without extra accessories”
Professional reviewers praise the card for pushing UHS-I limits with read speeds up to 205 MB/s and a solid 150 MB/s write rate, noting its robust construction and adapter, but caution that the UHS-I interface remains a bottleneck for 8K or high-bitrate workflows.
Everyday users commend the card's reliable 4K recording, rugged durability, and the convenience of the included adapter, while frequently mentioning that generic readers don't reach the advertised speeds and that a few older devices struggle with compatibility.
