Samsung ST90 vs Sony A7

Here, we will be comparing the Samsung ST90 and Sony A7, one being a Ultracompact and the latter is a Pro Mirrorless by brands Samsung and Sony. There exists a big gap between the resolutions of the ST90 (14MP) and A7 (24MP) and the ST90 (1/2.3") and A7 (Full frame) boast different sensor measurements.

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The ST90 was launched 4 years earlier than the A7 and that is quite a big gap as far as technology is concerned. Both cameras feature different body design with the Samsung ST90 being a Ultracompact camera and the Sony A7 being a SLR-style mirrorless camera.

Before diving right into a thorough comparison, here is a simple introduction of how the ST90 matches up versus the A7 in relation to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Samsung ST90 and Sony Alpha A7. The complete galleries are provided at Samsung ST90 Gallery and Sony A7 Gallery.

For those who are going to carry your camera regularly, you'll have to factor its weight and measurements. The Samsung ST90 comes with outer 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) and the Sony A7 has proportions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 474 grams (1.04 lbs).

Compare the Samsung ST90 and Sony A7 in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ based on the lens you have attached at that time. The following is a front view measurements comparison of the ST90 and the A7.

Taking into consideration dimensions and weight, the portability rating of the ST90 and A7 is 99 and 78 respectively.

Sometimes, it is tough to picture the difference between sensor sizing only by reviewing technical specs. The graphic here will give you a much better sense of the sensor sizes in the ST90 and A7.

As you have seen, both the cameras feature different resolutions and different sensor sizing. The ST90 featuring a tinier sensor is going to make getting shallower DOF harder and the Sony A7 will deliver more detail utilizing its extra 10 Megapixels. Higher resolution will also make it easier to crop photographs way more aggressively. The older ST90 is going to be disadvantaged in sensor tech.