Sony
Sony CEA-G320T CFexpress Type A Flash Memory Card
Best high-capacity storage for professional photographers and videographers.
The Sony CFexpress Type A G Series flash memory card offers substantial storage capacities, with this model providing 320 GB. It is designed for professionals, enabling extended video recording sessions and rapid bursts of still image capture. Beyond its large data storage, the card boasts exceptional durability, featuring 5x the drop strength and 10x the bend resistance compared to the standard CFexpress Type A specification. It also provides resistance against dust and moisture, ensuring reliable performance in demanding environments.
Owner Satisfaction
4.5
/ 5
Category Rank
271
/ 847
#271 in Flash Memory Cards
Model
320
/ GT
Who it's for
- Professional videographers needing reliable high-resolution capture
- Adventure photographers working in harsh outdoor environments
- Sony Alpha users seeking maximum camera performance
Who should skip it
- Budget-conscious hobbyists prioritizing cost over speed
- Multi-brand shooters needing cross-system card compatibility
- Photographers wanting to avoid purchasing additional proprietary hardware
Performance breakdown
Write Speed
Handles high-speed burst photography and 4K video without dropping a frame.
Storage Capacity
Generous 320GB headroom for long-form shoots and high-resolution raw files.
Physical Durability
Ruggedized build withstands drops and bending far beyond standard memory cards.
Environmental Protection
Sealed against dust and moisture for reliable performance in harsh conditions.
Data Reliability
Professional-grade stability ensures your critical footage remains safe and accessible.
Form Factor Efficiency
Compact CFexpress Type A design maximizes space in modern mirrorless cameras.
Key Specs
Model
G320T
Capacity
320 GB
Type
Flash memory card
Form Factor
CFexpress Type A
Durability
5x drop strength, 10x bend resistance
Environmental
Dust and moisture-resistant
Features
- High-capacity storage for extended use
- Ideal for high-speed burst photography
- Exceptional durability for professional environments
- Enhanced resistance to drops and bending
- Dust and moisture resistance for reliability
What customers say
Customers consistently praise the Sony CEA G320T CFexpress Type A card for its exceptional reliability and consistent performance. Users frequently highlight its seamless integration with compatible Sony cameras, ensuring smooth, uninterrupted high resolution video recording and rapid burst photography. The card's robust build quality instills confidence, making it a trusted choice for demanding professional workflows. While acknowledging its premium price point, many consider it a worthwhile investment given its dependable operation and the peace of mind it provides during critical shoots. This card stands out for its unwavering stability and superior build.
Know before you buy
This card is specifically designed for Sony Alpha cameras that feature dual-slot card readers supporting the CFexpress Type A format, such as the Sony A1, A7S III, A7 IV, and FX3/FX6 cinema line cameras.
The G Series is built for professional field use, offering five times the drop strength and ten times the bend resistance of standard CFexpress Type A cards. It is engineered to withstand the physical stresses of frequent card swaps and demanding shooting environments.
Yes, the 320 GB capacity and high-speed performance make it ideal for extended 4K or high-bitrate video recording. It ensures consistent write speeds to prevent dropped frames during long takes.
The card features specialized dust and moisture resistance, making it reliable for outdoor shoots where you might encounter light rain, humidity, or dust. While it provides extra protection, it is still recommended to keep your camera ports covered and avoid direct exposure to heavy downpours.
Absolutely. The high-speed write capabilities allow the camera to clear its buffer much faster, enabling you to capture long, continuous bursts of high-resolution RAW images without the camera locking up.
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