Olympus E-M10 III vs Pentax W90

Here, we will be evaluating the Olympus E-M10 III versus Pentax W90, one is a Entry-Level Mirrorless and the latter is a Waterproof by manufacturers Olympus and Pentax. There exists a crucial gap between the image resolutions of the E-M10 III (16MP) and W90 (12MP) and the E-M10 III (Four Thirds) and W90 (1/2.3") posses different sensor sizing.

Photography Glossary

The E-M10 III was revealed 7 years after the W90 which is quite a serious gap as far as technology is concerned. Both cameras feature different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax W90 being a Compact camera.

Before getting right into a step-by-step comparison, here is a short highlight of how the E-M10 III matches up versus the W90 with respect to portability, imaging, features and an overall mark.

Following is a preview of the gallery photos for Olympus OM-D E-M10 Mark III and Pentax Optio W90. The full galleries are available at Olympus E-M10 III Gallery and Pentax W90 Gallery.

For those who are planning to travel with your camera frequently, you will have to take into account its weight and volume. The Olympus E-M10 III features external measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") along with a weight of 410 grams (0.90 lbs) whilst the Pentax W90 has sizing of 108mm x 59mm x 25mm (4.3" x 2.3" x 1.0") along with a weight of 164 grams (0.36 lbs).

Check out the Olympus E-M10 III versus Pentax W90 in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you use during that time. Below is a front view measurements comparison of the E-M10 III compared to the W90.

Using dimensions and weight, the portability score of the E-M10 III and W90 is 80 and 94 respectively.

Sometimes, it's tough to visualize the contrast between sensor dimensions just by going over specs. The pic here will offer you a much better sense of the sensor sizing in the E-M10 III and W90.

As you can plainly see, both cameras feature different megapixels and different sensor dimensions. The E-M10 III with its bigger sensor is going to make achieving shallow DOF less difficult and the Olympus E-M10 III will deliver extra detail because of its extra 4MP. Higher resolution will also make it easier to crop shots way more aggressively. The more recent E-M10 III provides an advantage when it comes to sensor technology.