Olympus E-1 vs Pentax WG-2

Lets take a more detailed look at the Olympus E-1 and Pentax WG-2, former is a Pro DSLR while the other is a Waterproof by manufacturers Olympus and Pentax. There is a substantial difference between the sensor resolutions of the E-1 (5MP) and WG-2 (16MP) and the E-1 (Four Thirds) and WG-2 (1/2.3") have totally different sensor sizes.

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The E-1 was announced 9 years prior to the WG-2 which is quite a big difference as far as tech is concerned. Both cameras have different body design with the Olympus E-1 being a Large SLR camera and the Pentax WG-2 being a Compact camera.

Before delving straight to a detailed comparison, here is a concise highlight of how the E-1 scores against the WG-2 when it comes to portability, imaging, features and an overall score.

The following is a sample of the gallery pics for Olympus E-1 & Pentax Optio WG-2. The whole galleries are viewable at Olympus E-1 Gallery & Pentax WG-2 Gallery.

In case you're aiming to carry around your camera frequently, you should think about its weight and measurements. The Olympus E-1 enjoys outer dimensions of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 735 grams (1.62 lbs) and the Pentax WG-2 has proportions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") accompanied by a weight of 192 grams (0.42 lbs).

Check out the Olympus E-1 and Pentax WG-2 in our newest Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will change based on the lens you choose at the time. Following is a front view size comparison of the E-1 and the WG-2.

Taking into consideration size and weight, the portability grade of the E-1 and WG-2 is 59 and 91 respectively.

Oftentimes, it can be difficult to visualise the gap between sensor sizes only by reading a spec sheet. The image below may give you a far better sense of the sensor dimensions in the E-1 and WG-2.

As you can see, each of the cameras provide different megapixels and different sensor sizes. The E-1 using its larger sensor will make getting shallow DOF easier and the Pentax WG-2 will offer more detail with its extra 11 Megapixels. Greater resolution will enable you to crop photos more aggressively. The more aged E-1 is going to be behind in sensor tech.