Samsung ST30 vs Sony A7R III

Following is a in depth analysis of the Samsung ST30 versus Sony A7R III, one is a Ultracompact and the other is a Pro Mirrorless by rivals Samsung and Sony. There exists a crucial gap among the image resolutions of the ST30 (10MP) and A7R III (42MP) and the ST30 (1/3") and A7R III (Full frame) have totally different sensor measurements.

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The ST30 was announced 7 years earlier than the A7R III which is a fairly serious gap as far as camera technology is concerned. Both of these cameras have different body design with the Samsung ST30 being a Ultracompact camera and the Sony A7R III being a SLR-style mirrorless camera.

Before going straight to a in-depth comparison, here is a short summation of how the ST30 scores against the A7R III in relation to portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Samsung ST30 and Sony Alpha A7R III. The whole galleries are viewable at Samsung ST30 Gallery and Sony A7R III Gallery.

If you are looking to carry around your camera often, you should think about its weight and proportions. The Samsung ST30 offers outer dimensions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") and a weight of 87 grams (0.19 lbs) while the Sony A7R III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 657 grams (1.45 lbs).

Compare the Samsung ST30 versus Sony A7R III in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary based on the lens you have attached at that time. The following is a front view dimension comparison of the ST30 against the A7R III.

Looking at dimensions and weight, the portability rating of the ST30 and A7R III is 98 and 63 respectively.

Sometimes, its hard to see the gap in sensor sizes just by seeing specifications. The picture below will help provide you a far better sense of the sensor sizes in the ST30 and A7R III.

Plainly, the two cameras provide different megapixel count and different sensor sizes. The ST30 having a smaller sensor will make getting shallow depth of field harder and the Sony A7R III will produce extra detail with its extra 32MP. Greater resolution can also allow you to crop pics more aggressively. The more aged ST30 will be disadvantaged when it comes to sensor innovation.