Canon SX620 HS vs Sony A7S III

Below, we will be looking at the Canon SX620 HS and Sony A7S III, one is a Small Sensor Superzoom and the latter is a Pro Mirrorless by manufacturers Canon and Sony. There is a big difference between the sensor resolutions of the SX620 HS (20MP) and A7S III (12MP) and the SX620 HS (1/2.3") and A7S III (Full frame) possess different sensor measurements.

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The SX620 HS was launched 5 years before the A7S III which is quite a big gap as far as tech is concerned. Both of the cameras come with different body type with the Canon SX620 HS being a Compact camera and the Sony A7S III being a SLR-style mirrorless camera.

Before diving in to a thorough comparison, below is a brief summation of how the SX620 HS matches up versus the A7S III when it comes to portability, imaging, features and an overall score.

This is a preview of the gallery images for Canon PowerShot SX620 HS and Sony Alpha A7S III. The complete galleries are available at Canon SX620 HS Gallery and Sony A7S III Gallery.

For those who are aiming to carry around your camera often, you're going to have to take into account its weight and dimensions. The Canon SX620 HS offers outer measurements of 97mm x 57mm x 28mm (3.8" x 2.2" x 1.1") along with a weight of 182 grams (0.40 lbs) and the Sony A7S III has dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") and a weight of 699 grams (1.54 lbs).

Look at the Canon SX620 HS and Sony A7S III in the all new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you use at the time. Following is the front view measurements comparison of the SX620 HS compared to the A7S III.

Taking into account size and weight, the portability rating of the SX620 HS and A7S III is 93 and 61 respectively.

In many cases, it is very hard to imagine the contrast between sensor sizes purely by going over a spec sheet. The pic here will help offer you a stronger sense of the sensor measurements in the SX620 HS and A7S III.

Clearly, both the cameras posses different megapixel count and different sensor sizes. The SX620 HS due to its tinier sensor is going to make shooting shallower depth of field tougher and the Canon SX620 HS will offer greater detail utilizing its extra 8MP. Higher resolution will help you crop photographs somewhat more aggressively. The more aged SX620 HS is going to be behind with regard to sensor tech.