Pentax X70 vs Sony A390

Its time to look closer at the Pentax X70 versus Sony A390, one is a Small Sensor Superzoom and the latter is a Entry-Level DSLR by brands Pentax and Sony. The sensor resolution of the X70 (12MP) and the A390 (14MP) is pretty comparable but the X70 (1/2.3") and A390 (APS-C) feature totally different sensor sizes.

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The X70 was announced 17 months before the A390 which makes the cameras a generation away from each other. Each of the cameras come with different body type with the Pentax X70 being a SLR-like (bridge) camera and the Sony A390 being a Compact SLR camera.

Before getting in to a more detailed comparison, below is a quick highlight of how the X70 scores vs the A390 in the way of portability, imaging, features and an overall mark.

This is a preview of the gallery images for Pentax X70 and Sony Alpha DSLR-A390. The whole galleries are viewable at Pentax X70 Gallery and Sony A390 Gallery.

For those who are looking to travel with your camera frequently, you will want to factor in its weight and measurements. The Pentax X70 provides physical dimensions of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") along with a weight of 410 grams (0.90 lbs) and the Sony A390 has proportions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") accompanied by a weight of 549 grams (1.21 lbs).

See the Pentax X70 versus Sony A390 in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at that moment. Below is the front view scale comparison of the X70 versus the A390.

Using size and weight, the portability score of the X70 and A390 is 71 and 66 respectively.

In many cases, its tough to visualise the difference in sensor dimensions merely by seeing specs. The pic below will help offer you a far better sense of the sensor dimensions in the X70 and A390.

As you can plainly see, the 2 cameras posses different resolutions and different sensor dimensions. The X70 using its smaller sensor will make getting shallower depth of field more challenging and the Sony A390 will produce more detail with its extra 2MP. Higher resolution will also enable you to crop photographs somewhat more aggressively. The more aged X70 will be behind with regard to sensor innovation.