Sony
Sony SF-M Series Tough SF-M256T Flash Memory Card
Best rugged storage for professional photographers and 4K videographers.
Capture your most demanding shots with the Sony SF-M Series Tough SF-M256T flash memory card. Designed for harsh environments, its rugged shell and rib-less construction ensure reliability in challenging conditions. This 256 GB SDXC UHS-II card offers fast read and write speeds, making it ideal for capturing high-resolution still images and smooth 4K video footage. Its robust build and high performance make it a dependable choice for professional photographers and videographers.
$234.99
Owner Satisfaction
4.5
/ 5
Category Rank
271
/ 847
#271 in Flash Memory Cards
Price vs Category Average
+240%
Above average
Capacity
256
/ GB
Who it's for
- Outdoor photographers working in harsh or unpredictable environments
- Videographers capturing high-bitrate 4K footage without dropped frames
- Working professionals needing absolute data security for client projects
Who should skip it
- Budget-conscious hobbyists seeking basic storage for casual shooting
- Users who rely on physical switches to prevent accidental formatting
- Owners of older cameras lacking UHS-II interface support
Performance breakdown
Durability
The rib-less, ruggedized shell survives drops and extreme environmental stress.
Write Speed
Handles high-bitrate 4K footage and rapid burst photography with ease.
Data Reliability
Engineered to prevent file corruption during intense, professional-grade shooting sessions.
Transfer Efficiency
UHS-II interface significantly cuts down wait times when offloading large files.
Storage Capacity
256GB provides ample headroom for long-form video and high-resolution raw files.
Build Integrity
Solid construction eliminates common failure points found in standard SD cards.
Key Specs
Capacity
256 GB
Card Type
Flash Memory Card
Card Standard
SDXC
Interface
UHS-II
Speed Class
Class10
UHS Speed Class
U3
Features
- Rugged shell and rib-less design for durability in harsh environments
- Fast read and write speeds for efficient data transfer
- Ideal for 4K video and high-resolution still image capture
- Reliable performance in challenging conditions
What customers say
Customers consistently praise the Sony SF M Series Tough memory card for its exceptional reliability and robust build quality. Users frequently highlight its dependable performance in challenging conditions, appreciating the peace of mind it offers for critical data. The card's durability against drops, water, and dust is a recurring positive theme, making it a trusted choice for professionals. While some note its premium price, the consistent quality and unwavering performance justify the investment for many.
Know before you buy
The rib-less design removes the fragile connector ribs found on standard SD cards, which are prone to breaking. This creates a solid, one-piece molded structure that is significantly more resistant to bending and impact.
Yes, the UHS-II interface and U3 speed class rating ensure the sustained write speeds necessary to handle high-bitrate 4K video recording without dropping frames.
Yes, the card is backward compatible with UHS-I and standard SD devices. However, you will be limited to the maximum read and write speeds supported by your camera's specific card slot.
The Tough series is built with a reinforced resin material that is much stronger than standard plastic. It is specifically engineered to be dustproof, waterproof, and highly resistant to drops and bending, making it better suited for outdoor or extreme environments.
Sony provides a downloadable File Rescue software for this series, which can help recover accidentally deleted photos or videos in many common file formats.
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