Olympus E-M1 III vs Pentax I-10

Its time to take a deeper look at the Olympus E-M1 III and Pentax I-10, one is a Pro Mirrorless and the latter is a Small Sensor Compact by rivals Olympus and Pentax. There exists a huge gap between the resolutions of the E-M1 III (20MP) and I-10 (12MP) and the E-M1 III (Four Thirds) and I-10 (1/2.3") enjoy different sensor sizing.

Photography Glossary

The E-M1 III was announced 10 years after the I-10 which is quite a significant gap as far as technology is concerned. Each of the cameras come with different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Pentax I-10 being a Compact camera.

Before diving straight into a full comparison, below is a quick view of how the E-M1 III scores versus the I-10 when considering portability, imaging, features and an overall mark.

Following is a preview of the gallery images for Olympus OM-D E-M1 Mark III and Pentax Optio I-10. The whole galleries are viewable at Olympus E-M1 III Gallery and Pentax I-10 Gallery.

When you are intending to travel with your camera often, you will have to factor in its weight and volume. The Olympus E-M1 III features exterior dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs) and the Pentax I-10 has sizing of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") along with a weight of 153 grams (0.34 lbs).

Look at the Olympus E-M1 III and Pentax I-10 in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you select at the time. Following is the front view size comparison of the E-M1 III and the I-10.

Taking into account dimensions and weight, the portability grade of the E-M1 III and I-10 is 67 and 93 respectively.

More often than not, it is hard to imagine the contrast between sensor dimensions only by checking a spec sheet. The picture underneath might give you a much better sense of the sensor sizes in the E-M1 III and I-10.

Clearly, both the cameras have got different megapixels and different sensor dimensions. The E-M1 III having a bigger sensor is going to make shooting shallower DOF less difficult and the Olympus E-M1 III will give you more detail with its extra 8MP. Higher resolution can also enable you to crop photographs much more aggressively. The newer E-M1 III should have a benefit with regard to sensor innovation.