Sony 320GB CF Express Type A - 1297935

Sony 320GB CF Express Type A - 1297935

Sony CFexpress Type A memory cards are designed for professional photographers, videographers, and enthusiasts looking to supercharge their workflow with unrivaled speed and reliability. Ultra-high-speed performance (up to 800MB/s read and 700MB/s write¹) is efficiently packed in the compact and durable body, to help you get the most from the latest high-end cameras.

Dependable videography

Sony CFexpress Type A cards are optimized for continuous, high-bandwidth data writing, making them ideal for professional high-bitrate video recording, such as 4K 120p, where dependability is critical. For extra reassurance and video recording stability, they also carry the VPG(Video Performance Guarantee) 400.

Rapid response photography

Dramatically expand your photographic possibilities, with uncompressed continuous RAW shooting for fast-moving action such as motorsports and wildlife. Writing speeds of up to 700MB/s ensure ultra-fast camera buffer clearance for responsive, continuous shooting.

New standard for compact storage

CFexpress Type A cards are a new standard for compact, high-performance storage. Despite being smaller than a conventional SD card, their PCIe Gen3 interface offers ultra-fast data transfer. It is an ideal storage medium for the future of compact, high-bitrate video and still cameras.

Work faster, be more productive

CFexpress Type A memory cards open up worlds of opportunity for professionals. Handling high-resolution files and high-speed recordings in a small but rugged format, it’s perfect for speeding up workflows and improving productivity, allowing you to have more time available for creative work.

Speed up workflow with the CFexpress Type A card reader

Optimized for Sony CFexpress Type A memory cards, the optional MRW-G2 card reader allows you to transfer data via a SuperSpeed USB 10Gbps (USB 3.2) interface and take full advantage of high-speed backups and more efficient workflows. It’s compact, easy to carry, and works with both Sony CFexpress Type A and SDXC UHS-II/UHS-I memory cards.

Made incredibly TOUGH

Thanks to Sony’s unique TOUGH card design, our CFexpress Type A cards offer over 10x greater bend resistance than the CFexpress Type A standard. Designed for absolute dependability, the resin body is 5x more impact-resistant than the CFexpress Type A standard and provides IP57 dust and water protection2. New heat-dissipating materials also ensure consistent high-speed data transfers, along with resistance to X-rays, UV, and electrostatic radiation.

Sony’s TOUGH for the roughest places

With a tough design, CFexpress Type A memory cards offer superior strength up to 10x greater than the CFexpressType A standard, additional rigidity tested to 150 newtons of force and can withstand falls of up to 24.6 feet (7.5 meters).

Sony’s TOUGH for the toughest places

You can rely on CFexpress Type A memory cards to work faultlessly in extreme temperatures, X-rays, electrostatic environments, and intense UV light. A dust and water-resistant design2 with IP57 rating provide the reliability needed for outdoor use in challenging conditions.

File Rescue: Recover lost files

Even when things go wrong, you can avoid disaster with downloadable rescue software for Sony CFexpress Type A memory card. This free software can recover accidentally deleted files and corrupted photos and videos in today’s common formats.

Media Scan Utility: Scan and monitor your memory

Over time, flash memory wears out and no longer reliably records data. Sony's Media Scan Utility automatically scans your CFexpress Type A memory card each time you connect it to your PC, keeping you informed of its condition so you can take action before the limit is reached. The MRW-G2 card reader (sold separately) is required in order to scan Sony CFexpress Type A memory cards.

What our Experts Think

• Pro‑Level Storage Speed: The Sony 320GB CF Express Type A – 1297935 delivers up to ~800 MB/s read and 700 MB/s write speeds, enabling fast buffer clearing, smooth 4K/120p video capture, and rapid file transfers for demanding photo/video workflows.

• Generous Capacity for Long Shoots: With 320 GB of high‑speed space, you can capture extended continuous RAW photo bursts and high‑bitrate video without frequent card swaps — ideal for weddings, sports, and wildlife sessions.

• TOUGH Durability: Built to Sony’s TOUGH specification, this CFexpress Type A card offers enhanced resistance to impacts, bending, dust, and moisture with an IP57 rating, providing confidence in challenging environments.

• Reliable for High‑Performance Cameras: Optimized for professional cameras that support CFexpress Type A (such as Sony α9 III, α7S III, FX3, etc.), ensuring sustained write performance even during high‑bitrate 4K capture.

• Efficient Heat Management: Designed with effective heat dissipation to maintain consistent high‑speed data transfers during long recording sessions.

• Compatible & Workflow‑Ready: Works seamlessly with cameras and optional card readers (e.g., Sony MRW‑G2) for fast offload and backup to computers.

Q&A

Q: What type of memory card is this?
A: The Sony 320GB CFexpress Type A is a high-speed professional memory card designed for Sony cameras and devices that support CFexpress Type A, offering fast read/write performance for stills and video.

Q: What is the storage capacity?
A: It provides 320GB of storage, suitable for large RAW photo files, 4K/6K/8K video, and extended shooting sessions.

Q: What speeds does the CFexpress Type A card offer?
A: Features up to 800 MB/s read speed and 700 MB/s write speed, enabling smooth continuous shooting and high-resolution video recording.

Q: Is it compatible with Sony cameras?
A: Yes, compatible with Sony α series cameras that support CFexpress Type A cards, including professional models like the A9 II, A7S III, and others.

Q: Is the card reliable for professional use?
A: Yes. It offers high endurance, error correction, and reliable performance for professional photography and videography.

Q: Can it handle high-frame-rate video?
A: Yes. Supports high-bitrate 4K/6K/8K video recording, burst shooting, and other demanding tasks without buffering issues.

Q: How portable is the card?
A: Compact and lightweight, it fits easily in camera cases, memory card wallets, or pockets for travel and professional shoots.

Q: Who is this card ideal for?
A: Perfect for professional photographers, videographers, and content creators who require fast, reliable storage for high-resolution images and video.

Maintenance Tips

• Safely Insert/Eject: Always power off your camera before inserting/removing the card to prevent corruption.

• Use in Compatible Devices: Confirm your camera supports CFexpress Type A before use to avoid performance issues.

• Avoid Physical Stress: Despite rugged design, prevent unnecessary drops or bending to maximize reliability.

• Keep Contacts Clean: Gently wipe gold contacts with a dry, lint‑free cloth to ensure solid connection.

• Store Properly: Use a protective case to shield from dust, moisture, and static when not in use.

• Format in Camera: Periodically format the card in your camera (after backup) to maintain optimal performance and file system integrity.