Olympus E-M10 III vs Pentax K-30

On this page, we are reviewing the Olympus E-M10 III versus Pentax K-30, one being a Entry-Level Mirrorless and the other is a Advanced DSLR by brands Olympus and Pentax. The resolution of the E-M10 III (16MP) and the K-30 (16MP) is fairly well matched but the E-M10 III (Four Thirds) and K-30 (APS-C) offer different sensor size.

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The E-M10 III was introduced 4 years later than the K-30 and that is quite a serious gap as far as technology is concerned. Both of the cameras have different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax K-30 being a Mid-size SLR camera.

Before delving straight to a comprehensive comparison, here is a brief view of how the E-M10 III grades vs the K-30 for portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Olympus OM-D E-M10 Mark III and Pentax K-30. The whole galleries are viewable at Olympus E-M10 III Gallery and Pentax K-30 Gallery.

When you are aiming to carry your camera, you'll need to take into account its weight and proportions. The Olympus E-M10 III comes with exterior measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") having a weight of 410 grams (0.90 lbs) while the Pentax K-30 has measurements of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 650 grams (1.43 lbs).

See the Olympus E-M10 III versus Pentax K-30 in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are using at that moment. Underneath is a front view overall size comparison of the E-M10 III against the K-30.

Using dimensions and weight, the portability score of the E-M10 III and K-30 is 80 and 63 respectively.

Quite often, it's hard to imagine the contrast between sensor sizing purely by reading through a spec sheet. The graphic here should give you a far better sense of the sensor measurements in the E-M10 III and K-30.

As you can see, each of these cameras provide the same megapixels but different sensor sizing. The E-M10 III includes the tinier sensor which will make obtaining shallower depth of field tougher. The younger E-M10 III should have a benefit when it comes to sensor tech.