Olympus E-3 vs Pentax K-x

Here, we will be reviewing the Olympus E-3 and Pentax K-x, former is a Advanced DSLR while the latter is a Entry-Level DSLR by brands Olympus and Pentax. The resolution of the E-3 (10MP) and the K-x (12MP) is relatively similar but the E-3 (Four Thirds) and K-x (APS-C) posses totally different sensor sizing.

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The E-3 was launched 22 months prior to the K-x which makes them a generation away from each other. Both the cameras feature different body design with the Olympus E-3 being a Mid-size SLR camera and the Pentax K-x being a Compact SLR camera.

Before we go straight to a in depth comparison, here is a quick view of how the E-3 matches up against the K-x with regards to portability, imaging, features and an overall mark.

Below is a preview of the gallery photos for Olympus E-3 & Pentax K-x. The complete galleries are available at Olympus E-3 Gallery & Pentax K-x Gallery.

For anyone who is intending to travel with your camera, you are going to need to consider its weight and volume. The Olympus E-3 features physical measurements of 142mm x 116mm x 75mm (5.6" x 4.6" x 3.0") accompanied by a weight of 890 grams (1.96 lbs) and the Pentax K-x has sizing of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs).

Analyze the Olympus E-3 and Pentax K-x in our completely new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change based on the lens you choose during that time. Following is a front view size comparison of the E-3 against the K-x.

Taking into consideration size and weight, the portability rating of the E-3 and K-x is 56 and 69 respectively.

Usually, it is very tough to visualise the contrast between sensor dimensions only by reviewing specifications. The picture below might give you a stronger sense of the sensor measurements in the E-3 and K-x.

To sum up, both the cameras feature different megapixels and different sensor dimensions. The E-3 because of its tinier sensor will make getting shallow DOF harder and the Pentax K-x will offer extra detail utilizing its extra 2 Megapixels. Higher resolution can also allow you to crop shots way more aggressively. The more aged E-3 is going to be behind when it comes to sensor tech.