Pentax X90 vs Sony A7S

Here is a extensive review of the Pentax X90 vs Sony A7S, one being a Small Sensor Superzoom and the latter is a Pro Mirrorless by rivals Pentax and Sony. The image resolution of the X90 (12MP) and the A7S (12MP) is pretty similar but the X90 (1/2.3") and A7S (Full frame) come with different sensor sizing.

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The X90 was unveiled 4 years before the A7S and that is quite a serious gap as far as technology is concerned. Each of these cameras offer different body type with the Pentax X90 being a SLR-like (bridge) camera and the Sony A7S being a SLR-style mirrorless camera.

Before diving in to a detailed comparison, below is a short view of how the X90 scores against the A7S in regards to portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Pentax X90 and Sony Alpha A7S. The full galleries are viewable at Pentax X90 Gallery and Sony A7S Gallery.

For anyone who is aiming to carry your camera frequently, you will want to take into account its weight and proportions. The Pentax X90 has got outer dimensions of 111mm x 85mm x 110mm (4.4" x 3.3" x 4.3") accompanied by a weight of 428 grams (0.94 lbs) and the Sony A7S has measurements of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") along with a weight of 489 grams (1.08 lbs).

Compare the Pentax X90 vs Sony A7S in the latest Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen during that time. Following is the front view scale comparison of the X90 vs the A7S.

Taking into account dimensions and weight, the portability rating of the X90 and A7S is 69 and 77 respectively.

Sometimes, it can be difficult to visualize the gap between sensor sizing simply by going over specs. The photograph here might offer you a stronger sense of the sensor dimensions in the X90 and A7S.

As you can plainly see, both of these cameras offer the same exact megapixel count albeit different sensor sizing. The X90 contains the tinier sensor which should make obtaining bokeh harder. The older X90 is going to be disadvantaged in sensor tech.