Compare Sony A9 Mark III and Nikon Z9

Sony Alpha 9 III (α9 III) features the world's first full-frame image sensor with a global shutter. It also has some remarkable features like 120fps Continuous Shooting, 1/80,000s shutter speed, a 24.6 MP Stacked CMOS Sensor, an Improved BIONZ XR Image Processing Engine, etc...

Sony Alpha 9 III (α9 III) Key features:

• Global shutter system: The α9 III, powered by the new Exmor RS, boasts the world's first full-frame image sensor with a global shutter system. 
• Blackout-Free, 120fps Continuous Shooting: The camera's speed and accuracy allow it to shoot continuous bursts at up to 120 frames per second (fps)
• It features a maximum shutter speed of 1/80,000 seconds, which allows compatible flash to be synchronized at the same rate.
• 24.6 MP Stacked CMOS Sensor
• Evolved BIONZ XR Image Processing Engine with AI recognition and advanced AF capabilities.
• 759-point phase-detect autofocus system for reliable tracking, making it ideal for sports, wildlife
• 4K 120p Video
• In-Body Image Stabilization: 8-stop 5-axis in-body image stabilization
• 9.44-million-dot electronic viewfinder with a refresh rate of 240 fps.

Nikon Z9 is the first flagship full-frame camera without a mechanical shutter, and it is also the first Nikon Z series camera to support 8K video. It comes with a 45.7 MP stacked CMSO sensor, Dynamic-area AF that simultaneously detects up to 9 different subject types, ergonomic 4-axis tilting touchscreen, etc...

Nikon Z9 Key Features:

• 45.7-megapixel Stacked CMOS sensor.
• Dynamic-area AF can detect up to 9 different subject types simultaneously when shooting stills and videos.
• Ergonomic 4-axis vertical/horizontal tilting touchscreen monitor.
• High-speed shutter captures 45.7MP stills at 30fps, 19MP stills at 60fps, and 11MP stills at 120fps.
• 10-bit 8K UHD video at 24, 25 or 30 fps.