Olympus E-400 vs Pentax WG-3

In this article, we are comparing the Olympus E-400 versus Pentax WG-3, one is a Entry-Level DSLR and the other is a Waterproof by manufacturers Olympus and Pentax. There exists a huge gap among the sensor resolutions of the E-400 (10MP) and WG-3 (16MP) and the E-400 (Four Thirds) and WG-3 (1/2.3") use different sensor sizes.

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The E-400 was launched 7 years before the WG-3 which is a fairly significant gap as far as camera technology is concerned. Both of the cameras offer different body type with the Olympus E-400 being a Compact SLR camera and the Pentax WG-3 being a Compact camera.

Before delving in to a complete comparison, below is a concise introduction of how the E-400 grades against the WG-3 in relation to portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Olympus E-400 and Pentax WG-3. The complete galleries are available at Olympus E-400 Gallery and Pentax WG-3 Gallery.

For anybody who is looking to travel with your camera, you'll have to factor its weight and measurements. The Olympus E-400 has external measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") with a weight of 435 grams (0.96 lbs) while the Pentax WG-3 has proportions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs).

Contrast the Olympus E-400 versus Pentax WG-3 in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at that time. Following is the front view overall size comparison of the E-400 against the WG-3.

Taking into account dimensions and weight, the portability grade of the E-400 and WG-3 is 77 and 90 respectively.

Normally, it is hard to visualize the difference in sensor dimensions purely by going through technical specs. The image here might give you a better sense of the sensor measurements in the E-400 and WG-3.

As you have seen, both of those cameras enjoy different megapixel count and different sensor dimensions. The E-400 because of its larger sensor is going to make achieving bokeh simpler and the Pentax WG-3 will provide extra detail utilizing its extra 6 Megapixels. Greater resolution will also let you crop images far more aggressively. The more aged E-400 will be disadvantaged when it comes to sensor technology.