Samsung ST100 vs Sony A7 III

Here, we are evaluating the Samsung ST100 vs Sony A7 III, one is a Ultracompact and the other is a Pro Mirrorless by brands Samsung and Sony. There exists a sizeable gap among the resolutions of the ST100 (14MP) and A7 III (24MP) and the ST100 (1/2.3") and A7 III (Full frame) posses totally different sensor measurements.

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The ST100 was revealed 9 years prior to the A7 III which is a fairly large gap as far as camera technology is concerned. The two cameras feature different body design with the Samsung ST100 being a Ultracompact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before getting straight to a more detailed comparison, here is a brief introduction of how the ST100 grades versus the A7 III when it comes to portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Samsung ST100 and Sony Alpha A7 III. The full galleries are provided at Samsung ST100 Gallery and Sony A7 III Gallery.

When you are looking to carry around your camera frequently, you will want to think about its weight and proportions. The Samsung ST100 features outer measurements of 100mm x 60mm x 20mm (3.9" x 2.4" x 0.8") along with a weight of 155 grams (0.34 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 Samsung ST100 vs Sony A7 III in the latest Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you have at the time. Following is a front view dimension comparison of the ST100 against the A7 III.

Considering dimensions and weight, the portability score of the ST100 and A7 III is 95 and 63 respectively.

More often than not, it's difficult to see the contrast in sensor sizes only by looking through technical specs. The pic below will give you a greater sense of the sensor measurements in the ST100 and A7 III.

As you have seen, each of these cameras feature different megapixel count and different sensor sizes. The ST100 having a smaller sensor will make getting bokeh more difficult and the Sony A7 III will result in greater detail because of its extra 10MP. Greater resolution can also enable you to crop images way more aggressively. The more aged ST100 will be behind when it comes to sensor tech.