Pentax E90 vs Sony A390

Here, we will be evaluating the Pentax E90 vs Sony A390, former being a Small Sensor Compact while the latter is a Entry-Level DSLR by companies Pentax and Sony. There is a large difference among the image resolutions of the E90 (10MP) and A390 (14MP) and the E90 (1/2.3") and A390 (APS-C) boast different sensor size.

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The E90 was unveiled 6 months prior to the A390 which means that they are both of a similar age. The two cameras feature different body design with the Pentax E90 being a Compact camera and the Sony A390 being a Compact SLR camera.

Before delving right into a more detailed comparison, here is a quick overview of how the E90 grades versus the A390 with regards to portability, imaging, features and an overall grade.

Here is a preview of the gallery photos for Pentax Optio E90 & Sony Alpha DSLR-A390. The full galleries are available at Pentax E90 Gallery & Sony A390 Gallery.

In case you're intending to lug around your camera regularly, you'll have to factor in its weight and measurements. The Pentax E90 provides exterior dimensions of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") having a weight of 145 grams (0.32 lbs) while 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).

Analyze the Pentax E90 vs Sony A390 in our brand new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you are working with at that time. Following is a front view proportions comparison of the E90 compared to the A390.

Considering size and weight, the portability grade of the E90 and A390 is 94 and 66 respectively.

In many cases, its tough to picture the gap in sensor measurements only by researching specs. The visual below may give you a better sense of the sensor dimensions in the E90 and A390.

All in all, each of these cameras come with different resolutions and different sensor measurements. The E90 having a smaller sensor is going to make shooting bokeh more difficult and the Sony A390 will provide you with more detail having an extra 4 Megapixels. Higher resolution will also let you crop shots a good deal more aggressively.