Canon SX400 IS vs Sony A7 III

Lets look closer at the Canon SX400 IS versus Sony A7 III, former being a Small Sensor Superzoom while the other is a Pro Mirrorless by competitors Canon and Sony. There is a sizable difference between the sensor resolutions of the SX400 IS (16MP) and A7 III (24MP) and the SX400 IS (1/2.3") and A7 III (Full frame) possess totally different sensor sizing.

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The SX400 IS was announced 4 years prior to the A7 III and that is quite a significant difference as far as tech is concerned. The two cameras offer different body type with the Canon SX400 IS being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before delving through a thorough comparison, below is a brief view of how the SX400 IS matches up versus the A7 III with regards to portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Canon PowerShot SX400 IS & Sony Alpha A7 III. The whole galleries are provided at Canon SX400 IS Gallery & Sony A7 III Gallery.

If you're going to carry your camera regularly, you are going to need to factor in its weight and proportions. The Canon SX400 IS features outside measurements of 104mm x 69mm x 80mm (4.1" x 2.7" x 3.1") accompanied by a weight of 313 grams (0.69 lbs) and the Sony A7 III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).

Check out the Canon SX400 IS versus Sony A7 III in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change dependant on the lens you have attached at that time. The following is the front view physical size comparison of the SX400 IS versus the A7 III.

Taking into consideration size and weight, the portability grade of the SX400 IS and A7 III is 81 and 63 respectively.

Often, it can be hard to see the difference between sensor sizing simply by checking specifications. The photograph below may provide you a far better sense of the sensor sizing in the SX400 IS and A7 III.

Plainly, both of those cameras offer different megapixels and different sensor sizing. The SX400 IS having a tinier sensor will make achieving shallower depth of field tougher and the Sony A7 III will give more detail with its extra 8MP. Greater resolution can also help you crop photos a little more aggressively. The older SX400 IS is going to be behind in sensor innovation.