Nikon A10 vs Olympus E-M1 III

On this page, we are looking at the Nikon A10 vs Olympus E-M1 III, one is a Ultracompact and the other is a Pro Mirrorless by rivals Nikon and Olympus. The sensor resolution of the A10 (16MP) and the E-M1 III (20MP) is fairly similar but the A10 (1/2.3") and E-M1 III (Four Thirds) boast different sensor sizes.

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The A10 was announced 5 years prior to the E-M1 III which is quite a sizable gap as far as tech is concerned. Both of the cameras have different body design with the Nikon A10 being a Ultracompact camera and the Olympus E-M1 III being a SLR-style mirrorless camera.

Before delving straight to a comprehensive comparison, here is a quick view of how the A10 grades vs the E-M1 III in regards to portability, imaging, features and an overall mark.

The following is a sample of the gallery pictures for Nikon Coolpix A10 and Olympus OM-D E-M1 Mark III. The whole galleries are available at Nikon A10 Gallery and Olympus E-M1 III Gallery.

For anyone who is going to travel with your camera frequently, you will need to consider its weight and proportions. The Nikon A10 offers physical dimensions of 96mm x 59mm x 29mm (3.8" x 2.3" x 1.1") having a weight of 160 grams (0.35 lbs) and the Olympus E-M1 III has measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs).

See the Nikon A10 vs Olympus E-M1 III in the all new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you select during that time. Below is a front view sizing comparison of the A10 vs the E-M1 III.

Taking into consideration size and weight, the portability grade of the A10 and E-M1 III is 94 and 67 respectively.

In many cases, it's difficult to picture the contrast between sensor dimensions just by reading a spec sheet. The pic underneath will offer you a greater sense of the sensor sizes in the A10 and E-M1 III.

As you can see, both of these cameras have different resolutions and different sensor dimensions. The A10 using its tinier sensor is going to make getting shallow depth of field tougher and the Olympus E-M1 III will offer you more detail with its extra 4 Megapixels. Greater resolution will also allow you to crop photos a bit more aggressively. The more aged A10 is going to be disadvantaged in sensor innovation.