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Features
- Bundle Items Include: Sony a7S III Mirrorless Camera, 64GB Memory Card, Camera Bag
- Capture exceptional low-light imagery with the Sony Alpha a7S III featuring a 12.1MP Exmor RS BSI CMOS sensor and BIONZ XR processor, delivering reduced noise, fast readout speeds, and an expandable ISO range from 40 to 409600.
- Shoot with speed and precision using up to 10 fps continuous shooting and a Fast Hybrid AF system with 759 phase detection and 425 contrast detection points, offering Real-time Tracking and Eye AF for humans and animals.
- Record professional UHD 4K video up to 120p with 10-bit 4:2:2 internal recording, full pixel readout, 16-bit raw HDMI output, S-Cinetone, S-Log2, and S-Log3 support for advanced cinematic workflows.
- Benefit from a durable magnesium alloy body with 5 axis image stabilization offering 5.5 stop compensation, vari-angle touchscreen, 9.44M-dot OLED EVF, dual CFexpress Type A and SD slots, and built in Wi-Fi, Bluetooth, and USB-C connectivity.
Description
The Sony Alpha a7S III Mirrorless Camera is built for creators who prioritize video, low-light performance, and speed. It features a 12.1MP full-frame Exmor RS back-illuminated CMOS sensor with the BIONZ XR processor, delivering excellent image quality with reduced noise, fast readout, and up to 15 stops of dynamic range for video. The sensor supports ISO 80–102400, expandable to 40–409600 for challenging lighting. Continuous shooting reaches up to 10 fps with responsive performance. The Fast Hybrid AF system uses 759 phase- detection and 425 contrast-detection points covering about 92% of the frame for fast, accurate focusing with Real-time Tracking and Eye AF for humans and animals. For video, it records UHD 4K up to 120 fps using full pixel readout without binning, with 10-bit 4:2:2 internal recording for greater color depth. External recording is supported via full-size HDMI with 16-bit raw output. Tools like S-Cinetone, S-Log2, and S-Log3 expand dynamic range and enable cinematic color control. A built-in 5-axis SteadyShot INSIDE system provides up to 5.5 stops of stabilization, with Active mode for smoother handheld footage. The camera includes a 9.44 million-dot OLED viewfinder, fully articulating vari-angle touchscreen, dual card slots supporting CFexpress Type A and SD, and a magnesium alloy body with weather sealing. Connectivity includes Wi-Fi, Bluetooth, USB-C, and full-size HDMI for professional workflows. Manufacturer Items Include: Sony a7S III Mirrorless Camera Sony NP- FZ100 Battery (2280mAh) Sony BC-QZ1 Battery Charger Sony ALC-B1EM Body Cap for E-Mount Cameras USB Type-C to Type-A Cable Cable Protector Shoulder Strap Accessory Shoe Cap Eyepiece Cup Bundle Items Include: Sony a7S III Mirrorless Camera 64GB Memory Card Camera Bag
Compatible Mountings: Sony E
Aspect Ratio: 43
Photo Sensor Technology: BSI CMOS
Image Stabilization: Sensor-shift
Brand: Sony
Model Name: a7S III
Maximum Webcam Image Resolution: 12.1 mp
Photo Sensor Size: Full Frame (35mm)
Exposure Control Type: Automatic
Form Factor: Mirrorless
Compatible Mountings: Sony E
Aspect Ratio: 43
Sensor Type: BSI CMOS
Image stabilization: Sensor-shift
Photo Sensor Resolution: 12.1 mp
Photo Sensor Size: Full Frame (35mm)
Exposure Control: Automatic
Form Factor: Mirrorless
Effective Still Resolution: 12.1 mp
Item Weight: 2 pounds
Video Resolution: 2160p
Viewfinder: Electronic
Camera Flash: no flash
Compatible Devices: Computers, Smartphones, Tablets, External Storage Devices
Continuous Shooting: 10 frames_per_second
Video Capture Format: XAVC
Frame Rate: 120
Mount Type: Tripod
Lens Mount: Sony E
ISO Range: 40-409600
Light Sensitivity: ISO 40-409600
Software Update Supported to Date: unknown
Wireless Technology: Bluetooth, Wi-Fi
Total USB Ports: 1
Total Video Out Ports: 1
Memory Storage Capacity: 64 GB
Compatible Flash Memory Type: CFexpress Type A, SD
Bit Depth: 10 Bit
Total Still Resolution: 12 mp
Brand: Sony
Model Name: a7S III
Built-In Media: Camera
External-Memory Size: 64 GB
Model Number: ILCE7SM3/B_EDI_1
Model Series: Alpha 7S III
Number of Items: 1
UPC: 840518601128
Item Highlight: For Video Production & Filmmaking | 12.1MP Full-Frame Sensor | 4K 120p 10-Bit Video + 64GB Memory Card + Camera Bag
Unit Count: 1 Count
Manufacturer: Sony
Manufacturer Part Number: ILCE7SM3/B_EDI_1
Display Resolution Maximum: 12.1 mp
Image Capture Type: Stills & Video
Auto Focus Technology: Hybrid
Focus Features: Hybrid
Autofocus Points: 759
Focus Type: Auto Focus
Focus Mode: Automatic AF (AF-A), Continuous-Servo AF (AF-C), Manual Focus (MF)
Frequently asked questions
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