Samsung ST65 vs Sony A7R III

Here, we will be reviewing the Samsung ST65 and Sony A7R III, one being a Ultracompact and the latter is a Pro Mirrorless by brands Samsung and Sony. There is a crucial difference among the image resolutions of the ST65 (14MP) and A7R III (42MP) and the ST65 (1/2.3") and A7R III (Full frame) offer totally different sensor sizing.

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The ST65 was unveiled 7 years before the A7R III and that is a fairly serious gap as far as camera tech is concerned. Both the cameras feature different body design with the Samsung ST65 being a Ultracompact camera and the Sony A7R III being a SLR-style mirrorless camera.

Before getting right into a complete comparison, here is a brief introduction of how the ST65 scores vs the A7R III when it comes to portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Samsung ST65 and Sony Alpha A7R III. The full galleries are available at Samsung ST65 Gallery and Sony A7R III Gallery.

When you are aiming to lug around your camera regularly, you need to consider its weight and volume. The Samsung ST65 has got physical dimensions of 92mm x 53mm x 17mm (3.6" x 2.1" x 0.7") accompanied by a weight of n/a grams (0.00 lbs) while the Sony A7R III has sizing of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 657 grams (1.45 lbs).

Examine the Samsung ST65 and Sony A7R III in the all new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilising at that moment. Following is a front view dimensions comparison of the ST65 against the A7R III.

Considering size and weight, the portability grade of the ST65 and A7R III is 99 and 63 respectively.

Often, it is very hard to visualise the gap in sensor measurements just by going through specs. The graphic here will help give you a far better sense of the sensor dimensions in the ST65 and A7R III.

As you can plainly see, both of the cameras feature different megapixel count and different sensor measurements. The ST65 with its smaller sensor will make getting shallower DOF more difficult and the Sony A7R III will show extra detail having an extra 28MP. Higher resolution will make it easier to crop photographs way more aggressively. The older ST65 will be disadvantaged with regard to sensor technology.