Sony Alpha a9 II Review


Brand: Sony
Model: Alpha a9 II
Megapixels: 24.20
Sensor: 35.6 x 23.8 mm

Sensor Details

Sony Alpha a9 II has a 35.6 x 23.8 mm CMOS sensor with 1.69 mm diagonal and a surface area of 42.82 mm².
42.82 mm
Surface area
847.3 mm²
Pixel pitch
5.91 µm
Pixel area
34.93 µm²
Pixel density
2.87 MP/cm²

Sensor Size

This is the actual size of the Alpha a9 II sensor: 35.6 x 23.8 mm
The sensor surface area is 847.3 mm². There is a resolution of 24,200,000 pixels. Resolution shows the width from the center of one photosite to the center of the following.

The pixel area is 34.93 µm². Pixels give lighter capture and the more data can be recorded.

Sony Alpha a9 II pixel density is 2.87 MP/cm². Pixel density shows how many million pixels meet in one square cm of the sensor.


Brand: Sony
Model: Alpha a9 II
Megapixels: 28.30
Sensor size: 35.6 x 23.8 mm
Sensor type: CMOS
Sensor resolution: 6026 x 4017
Image resolution: 6000 x 4000
Optical zoom:  
Digital zoom:
ISO: Auto, 100-51200 (expands to 50-204800)
RAW support:
Manual focus:
Normal focus range:n/a
Macro focus range:n/a
Focal length:n/a
Aperture priority:
Max aperture:n/a
Metering types: Multi, Center-weighted, Highlight-weighted, Average, Spot
Exposure Compensation:
Shutter priority:
Min. shutter speed:30s
Max shutter speed:1/32000s
Built-in flash:
External flash:
Viewfinder: Electronic
Screen size: 3"
Screen resolution: 1,440k dots
Video available:
Max. video resolution: 3840x2160 (30p/​25p/​24p)
USB: USB 3.0 (5 GBit/sec)
Wireless available:
Battery model:NP-FZ100
Battery type:lithium-ion
Weight: 678 g
Body size:128.9 x 96.4 x 77.5 mm
Released: 2019

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