Sony 256GB SF-M Tough Series UHS-II SDXC

The Sony 256GB SF-M TOUGH Series UHS-II SDXC Memory Card is a high-capacity, high-performance storage solution built for demanding photography and video workflows. Designed for professionals and advanced creators, it combines fast data speeds with exceptional durability—making it ideal for capturing high-resolution images and smooth 4K video.

With read speeds up to 277MB/s and write speeds up to 150MB/s, the card supports continuous burst shooting and efficient file transfers. Its V60 video speed class ensures stable recording with a minimum sustained write speed of 60MB/s, making it suitable for high-bitrate 4K video and professional content creation.

What sets the TOUGH Series apart is its rugged one-piece molded design. By eliminating fragile ribs and the write-protect switch, the card achieves significantly higher durability. It is engineered to resist bending, drops, water, dust, and extreme environmental conditions—ensuring reliable performance even in challenging shooting environments.

With a generous 256GB capacity, it provides ample space for extended shooting sessions, making it a dependable choice for photographers and videographers who need both performance and reliability in the field.

Key Specifications

General

• Capacity: 256GB

• Card Type: SDXC

• Interface: UHS-II (backward compatible with UHS-I)

Performance

• Max Read Speed: Up to 277 MB/s

• Max Write Speed: Up to 150 MB/s

• Minimum Sustained Write Speed: 60 MB/s

• Video Speed Class: V60

• Speed Class: Class 10, U3

Durability

• One-piece TOUGH molded construction

• Waterproof and dustproof (IP68 rating)

• Shock-resistant (drop resistance up to ~5m)

• Bend-resistant (up to 18× stronger than standard SD cards)

Design

• Ribless structure (no fragile connectors)

• No write-protect switch

• High-strength resin body

Operating Conditions

• Temperature Range: -25°C to +85°C

Compatibility

• Compatible with SDXC-supported cameras

• Ideal for mirrorless, DSLR, and cinema cameras

• Optimized for 4K video and high-speed burst shooting

Use Cases

• 4K video recording (V60 workflows)

• Continuous burst photography

• Travel and outdoor shooting

• Professional hybrid photo/video work