Olympus E-PL1 vs Pentax W90

Here, we will be reviewing the Olympus E-PL1 versus Pentax W90, one being a Entry-Level Mirrorless and the latter is a Waterproof by manufacturers Olympus and Pentax. The image resolution of the E-PL1 (12MP) and the W90 (12MP) is relatively well matched but the E-PL1 (Four Thirds) and W90 (1/2.3") posses totally different sensor measurements.

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The E-PL1 was brought out 3 months later than the W90 which means that they are both of a similar generation. Each of the cameras feature different body design with the Olympus E-PL1 being a Rangefinder-style mirrorless camera and the Pentax W90 being a Compact camera.

Before we go right into a step-by-step comparison, here is a brief view of how the E-PL1 grades versus the W90 in regards to portability, imaging, features and an overall grade.

Following is a preview of the gallery photos for Olympus PEN E-PL1 and Pentax Optio W90. The entire galleries are viewable at Olympus E-PL1 Gallery and Pentax W90 Gallery.

In case you're looking to lug around your camera often, you are going to need to think about its weight and dimensions. The Olympus E-PL1 has external dimensions of 115mm x 72mm x 42mm (4.5" x 2.8" x 1.7") accompanied by a weight of 334 grams (0.74 lbs) and the Pentax W90 has dimensions of 108mm x 59mm x 25mm (4.3" x 2.3" x 1.0") accompanied by a weight of 164 grams (0.36 lbs).

Compare the Olympus E-PL1 versus Pentax W90 in the all new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use during that time. Underneath is a front view over all size comparison of the E-PL1 and the W90.

Taking into account size and weight, the portability rating of the E-PL1 and W90 is 86 and 94 respectively.

Usually, its difficult to visualise the contrast between sensor measurements simply by looking at technical specs. The photograph underneath may give you a more clear sense of the sensor dimensions in the E-PL1 and W90.

As you can tell, both cameras come with the identical resolution albeit not the same sensor measurements. The E-PL1 features the bigger sensor which will make getting shallower depth of field easier.