SanDisk Extreme & Extreme PRO 256GB microSDXC UHS-I Card

SanDisk Extreme & Extreme PRO 256GB microSDXC UHS-I Card

Expand your storage and capture more memories with the SanDisk Extreme and Extreme PRO 256GB microSDXC UHS-I Memory Cards. Designed for high-speed performance, these memory cards provide reliable storage for compatible cameras, smartphones, drones and other devices.

Featuring U3, V30 and A2 performance ratings, both models support 4K UHD video recording, high-resolution photography and fast file transfers. Choose between the SanDisk Extreme and Extreme PRO depending on your performance needs.

SanDisk Extreme & Extreme PRO Key Features

• 256GB Storage Capacity: Store photos, 4K videos, applications and other important files.
• High-Speed Performance: Fast read and write speeds for efficient file transfers and recording.
• 4K UHD Video Support: U3 and V30 speed ratings support smooth video recording on compatible devices.
• A2 App Performance: Optimised random read and write performance for applications on supported devices.
• SanDisk QuickFlow Technology: Helps accelerate file transfers when paired with compatible card readers.
• Durable Design: Engineered to withstand water, temperature extremes, shocks and X-rays within specified conditions.
• Wide Compatibility: Suitable for compatible cameras, drones, Android smartphones and other microSDXC-supported devices.

Choose Your SanDisk microSDXC Card

SanDisk Extreme 256GB microSDXC UHS-I

Designed for everyday high-performance storage, the SanDisk Extreme offers fast transfer speeds and dependable recording performance for compatible cameras, mobile devices and drones.

• Capacity: 256GB
• Read Speed: Up to 190MB/s
• Write Speed: Up to 130MB/s
• Speed Class: Class 10 / U3 / V30
• Application Performance: A2
• Interface: UHS-I

SanDisk Extreme PRO 256GB microSDXC UHS-I (With Adapter)

The SanDisk Extreme PRO provides slightly faster read and write performance, making it suitable for demanding photography, 4K video recording and frequent large file transfers.

• Capacity: 256GB
• Read Speed: Up to 200MB/s
• Write Speed: Up to 140MB/s
• Speed Class: Class 10 / U3 / V30
• Application Performance: A2
• Interface: UHS-I
• Included Accessory: SD Card Adapter

Product Details

• Brand: SanDisk
• Series: Extreme / Extreme PRO
• Product Type: microSDXC Memory Card
• Storage Capacity: 256GB
• Memory Card Interface: UHS-I
• Speed Classification: Class 10 / U3 / V30 / A2
• Maximum Read Speed: Up to 200MB/s (Model Dependent)
• Maximum Write Speed: Up to 140MB/s (Model Dependent)
• Video Compatibility: 4K UHD / Full HD on Supported Devices
• Dimensions: 14.99 × 10.92 × 1.02mm
• SD Adapter: Included with the Extreme PRO option only

Important Notes:

• Actual transfer speeds depend on the connected device, card reader and operating conditions.
• Maximum advertised transfer speeds may require a compatible SanDisk reader.
• Actual usable storage capacity is lower than the advertised capacity.
• Please ensure your device supports microSDXC UHS-I memory cards before purchasing.
• Standard microSDXC cards are not suitable for Nintendo Switch 2 game storage, which requires microSD Express.
• Please select your preferred model before purchasing.

For more information, visit SanDisk’s official product pages:

• SanDisk Extreme microSDXC UHS-I
• SanDisk Extreme PRO microSDXC UHS-I

Returns & Exchanges

• Please contact us if you experience an issue with your item.
• We accept returns or exchanges within 7 days only for a verified manufacturing defect.
• Please return the item with its original packaging, accessories and proof of purchase.
• We do not cover change-of-mind returns, cosmetic preferences or damage caused by misuse.