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Parameters Sony a7C II
Sony a9 III
Main features
Type Rangefinder-style mirrorless SLR-style mirrorless
Connectivity USB 3.2 Gen 1, HDMI, Wi-Fi (ac) USB 3.2 Gen 2
Storage types UHS-II SD
Lens mount Sony E Sony E
Focal length multiplier 1×
Sensor
Max resolution 7008 x 4672 6000 x 4000
Effective pixels, Mp 33 megapixels 25 megapixels
Sensor type BSI-CMOS Stacked CMOS
Sensor size Full frame (35.6 x 23.8 mm) Full frame (36 x 24 mm)
Sensivity, ISO Auto, 100-51200 (expands to 50-204800)
Processor Bionz XR BIONZ XR
Color Depth, bit 42 42
Image stabilisation Sensor-shift Sensor-shift
Screen / viewfinder
Screen size 3″ 3.2″
Screen resolution 1,036,800
Touch screen Yes Yes
Screen type TFT LCD
Live view Yes Yes
Viewfinder type Electronic Electronic (optional)
Viewfinder coverage 100% 100%
Viewfinder magnification 0.7× 0.9×
Viewfinder resolution 2,359,296 9,440,000
Photography features
Format JPEG, RAW JPEG, RAW
Shutter speed 30 - 1/4000 sec - 1/80000 sec
Continuous drive 10 fps 120 fps
Manual exposure mode Yes
Built-in flash No No
Videography features
Format MPEG-4, XAVC S, XAVC HS, XAVC S-I, H.264, H.265 XAVC S, XAVC HS, XAVC S-I
Focus
Number of focus points 759
Autofocus Yes Yes
Full time manual Yes Yes
Focus method Contrast Detect (sensor), Phase Detect, Multi-area, Center, Selective single-point, Tracking, Single, Continuous, Touch, Face Detection, Live View Phase Detect, Multi-area, Center, Selective single-point, Tracking, Single, Continuous, Touch, Face Detection, Live View
Physical
Battery life, shots 540
Environmentally sealed Yes
Weight (inc. batteries), g 514 g (1.13 lb / 18.13 oz) 617 g (1.36 lb / 21.76 oz)
Dimensions 124 x 71 x 63 mm (4.88 x 2.8 x 2.48″) 136 x 97 x 83 mm (5.35 x 3.82 x 3.27″)
Links
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Hidden parameters
Camera signatures Sony a7C II Sony a9 III