Pentax E90 vs Sony A300

Here is a extensive analysis of the Pentax E90 versus Sony A300, one being a Small Sensor Compact and the other is a Entry-Level DSLR by manufacturers Pentax and Sony. The sensor resolution of the E90 (10MP) and the A300 (10MP) is very well matched but the E90 (1/2.3") and A300 (APS-C) come with different sensor measurements.

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The E90 was introduced 2 years later than the A300 and that is quite a significant gap as far as technology is concerned. Both of these cameras offer different body type with the Pentax E90 being a Compact camera and the Sony A300 being a Compact SLR camera.

Before going in to a detailed comparison, below is a simple overview of how the E90 grades vs the A300 in the way of portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Pentax Optio E90 and Sony Alpha DSLR-A300. The whole galleries are viewable at Pentax E90 Gallery and Sony A300 Gallery.

For anyone who is aiming to carry your camera often, you will want to factor its weight and volume. The Pentax E90 comes with outside measurements of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") accompanied by a weight of 145 grams (0.32 lbs) and the Sony A300 has sizing of 131mm x 99mm x 75mm (5.2" x 3.9" x 3.0") having a weight of 632 grams (1.39 lbs).

Contrast the Pentax E90 versus Sony A300 in the latest Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are working with at the time. Below is the front view measurements comparison of the E90 versus the A300.

Considering dimensions and weight, the portability grade of the E90 and A300 is 94 and 64 respectively.

Typically, it's tough to visualize the contrast between sensor sizing only by looking at specs. The visual below will help provide you a better sense of the sensor measurements in the E90 and A300.

As you can plainly see, both the cameras offer the same exact megapixel count but different sensor sizing. The E90 contains the tinier sensor which should make obtaining shallow DOF trickier. The newer E90 should have an edge in sensor tech.