
Next-Gen Speed for Creators and Gamers
Unlock blazing performance with the SanDisk microSD™ Express—designed for those who demand speed without compromise. Featuring a PCIe® Gen 3 NVMe™ interface, it delivers speeds up to 4.4x faster than our fastest UHS-I cards, rivaling portable SSDs. Transfer a 2GB HD movie in under 3.3 seconds or offload hundreds of high-res photos in under a minute using the optional PRO-READER SD Express Dual Card.²
Compatible with the upcoming Nintendo Switch™ 2 and other handheld devices, this card powers faster load times, smooth 5.3K video capture⁴, and is ready for 8K in future-ready gear. SanDisk’s ThermAdapt™ tech ensures cool, reliable performance under intense workloads.
Built for Today. Ready for Tomorrow.
Equipped with both PCIe® 3.1 NVMe™ and UHS-I interfaces, this card works with current devices while preparing you for next-gen technology.
Gaming Speeds, Studio Performance
Experience near-instant game load times and rapid data access. Capture, store, and transfer large files with SSD-like efficiency.
Unmatched Efficiency
Transfer 60 minutes of 4K30 UHD footage in under 70 seconds or 1,000 RAW images in less than a minute²—perfect for high-volume creators.
Extreme Durability
Waterproof. Shockproof. Temperature-proof. Drop-proof. X-ray and magnet-proof. Just like our standard cards—but built for more.
Engineered by Experts
SanDisk co-developed the microSD™ Express standard. Backed by proprietary flash management and a limited lifetime warranty,⁶ this card is built to last.
Advanced Heat Control
Stay cool under pressure. ThermAdapt™ housing and a dynamic thermal controller regulate temperatures during heavy usage.
Specs at a Glance:
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Capacity: 256GB
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Speed: Up to 880MB/s read, 650MB/s write
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Interface: PCIe Gen 3 NVMe™, UHS-I
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Compatibility: microSDXC™ slots, Android™, drones, action cams, laptops, Nintendo Switch™ 2
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Dimensions: 0.59" x 0.43" x 0.04"
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Operating Temp: -13°F to 185°F
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Durability: Resistant to water, heat, shocks, humidity, wear, magnets, and X-rays⁵
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Warranty: Lifetime Limited⁶
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Weight: 0.26g