Pentax X90 vs Sony A7

Its time to look more closely at the Pentax X90 and Sony A7, one being a Small Sensor Superzoom and the latter is a Pro Mirrorless by companies Pentax and Sony. There is a sizeable difference between the resolutions of the X90 (12MP) and A7 (24MP) and the X90 (1/2.3") and A7 (Full frame) posses different sensor dimensions.

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The X90 was launched 4 years before the A7 and that is quite a large gap as far as tech is concerned. Both of the cameras have different body design with the Pentax X90 being a SLR-like (bridge) camera and the Sony A7 being a SLR-style mirrorless camera.

Before delving straight to a more detailed comparison, here is a concise summation of how the X90 matches up vs the A7 in regards to portability, imaging, features and an overall rating.

Here is a preview of the gallery photos for Pentax X90 and Sony Alpha A7. The complete galleries are provided at Pentax X90 Gallery and Sony A7 Gallery.

For anyone who is looking to carry your camera regularly, you will have to consider its weight and proportions. The Pentax X90 features outside dimensions of 111mm x 85mm x 110mm (4.4" x 3.3" x 4.3") having a weight of 428 grams (0.94 lbs) and the Sony A7 has measurements of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 474 grams (1.04 lbs).

See the Pentax X90 and Sony A7 in the new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at that time. Underneath is a front view size comparison of the X90 versus the A7.

Taking into consideration size and weight, the portability score of the X90 and A7 is 69 and 78 respectively.

Oftentimes, its difficult to picture the contrast between sensor sizing only by reviewing a spec sheet. The graphic underneath will provide you a far better sense of the sensor dimensions in the X90 and A7.

Clearly, each of the cameras provide different megapixels and different sensor sizing. The X90 due to its tinier sensor is going to make getting shallower depth of field trickier and the Sony A7 will offer you extra detail utilizing its extra 12MP. Higher resolution will also let you crop photographs more aggressively. The older X90 is going to be disadvantaged with regard to sensor technology.