Samsung ST90 vs Sony A7R IV

Below, we are evaluating the Samsung ST90 versus Sony A7R IV, former being a Ultracompact while the other is a Pro Mirrorless by brands Samsung and Sony. There is a large difference among the resolutions of the ST90 (14MP) and A7R IV (61MP) and the ST90 (1/2.3") and A7R IV (Full frame) use different sensor size.

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The ST90 was revealed 9 years prior to the A7R IV and that is a fairly serious difference as far as camera tech is concerned. Each of these cameras come with different body type with the Samsung ST90 being a Ultracompact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before going through a in-depth comparison, below is a short view of how the ST90 scores versus the A7R IV when considering portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Samsung ST90 & Sony Alpha A7R IV. The full galleries are provided at Samsung ST90 Gallery & Sony A7R IV Gallery.

If you are intending to carry your camera, you have to factor its weight and size. The Samsung ST90 enjoys external measurements of 92mm x 53mm x 17mm (3.6" x 2.1" x 0.7") with a weight of n/a grams (0.00 lbs) whilst the Sony A7R IV has specifications of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") along with a weight of 665 grams (1.47 lbs).

Take a look at the Samsung ST90 versus Sony A7R IV in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ depending on the lens you select at that moment. The following is the front view measurement comparison of the ST90 compared to the A7R IV.

Looking at size and weight, the portability grade of the ST90 and A7R IV is 99 and 62 respectively.

Generally, it can be difficult to visualize the contrast in sensor sizing merely by going through technical specs. The graphic underneath may provide you a far better sense of the sensor sizing in the ST90 and A7R IV.

As you have seen, both of those cameras have got different megapixels and different sensor sizing. The ST90 having a smaller sensor is going to make shooting shallower DOF more challenging and the Sony A7R IV will show more detail because of its extra 47 Megapixels. Greater resolution will allow you to crop images much more aggressively. The older ST90 will be behind with regard to sensor innovation.