Sony Alpha 7S III Mirrorless Camera (Base Unit)

The Sony Alpha 7S III Mirrorless Camera is a professional full-frame mirrorless camera designed for filmmakers, videographers, and low-light photography specialists. With a 12.1-megapixel back-illuminated Exmor R CMOS sensor and the powerful BIONZ XR image processor, the camera delivers exceptional sensitivity, speed, and cinematic video performance.

Full-Frame Back-Illuminated Sensor

The camera features a 12.1MP full-frame Exmor R CMOS sensor with backside illumination technology, improving light capture and image clarity. This design enables superior low-light performance and faster sensor readout compared to earlier models.

Powerful BIONZ XR Image Processor

Powered by the BIONZ XR processing engine, the Alpha 7S III delivers up to 8× faster processing performance than previous generations. This advanced engine reduces latency while improving real-time image processing for both still photography and video recording.

Advanced Hybrid Autofocus

The camera features 759-point focal plane phase-detection autofocus, providing precise and fast subject tracking for still photography. The intelligent AF system ensures reliable focus even in challenging lighting conditions.

Professional 4K Video Recording

The Alpha 7S III supports 4K video recording with full-pixel readout and no pixel binning in all recording modes. This ensures incredibly detailed footage with reduced noise and superior image quality for professional video production.

Exceptional Low-Light Performance

Designed for extreme lighting conditions, the camera offers expanded ISO sensitivity up to 409600. This allows creators to capture clean images and videos in very dark environments while maintaining excellent detail.

Wide Dynamic Range

With over 15 stops of dynamic range when shooting in S-Log3, the camera captures rich tonal detail in highlights and shadows, giving filmmakers more flexibility during color grading and post-production.

Advanced Heat Management

Sony’s new heat-dissipation design allows the camera to record up to one hour of continuous 4K 60p video, making it ideal for professional productions, interviews, and long recording sessions.

Built for Professional Creators

With optical image stabilization, RAW image support, and Sony E-mount compatibility, the Alpha 7S III is designed to meet the demands of modern photographers and filmmakers.

Key Features

• 12.1MP Full-Frame Back-Illuminated Exmor R CMOS Sensor

• BIONZ XR Image Processing Engine (8× faster processing)

• 759-Point Phase Detection Autofocus

• 4K Full-Pixel Readout Without Pixel Binning

• Expanded ISO up to 409600 for Low-Light Shooting

• 15+ Stop Dynamic Range with S-Log3

• Advanced Heat Management for Long 4K Recording

• Sony E-Mount Lens Compatibility