Olympus E-M10 IV vs Sony A100

Lets look more in depth at the Olympus E-M10 IV versus Sony A100, former is a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by competitors Olympus and Sony. There is a substantial difference among the sensor resolutions of the E-M10 IV (20MP) and A100 (10MP) and the E-M10 IV (Four Thirds) and A100 (APS-C) offer totally different sensor sizing.

Photography Glossary

The E-M10 IV was launched 14 years after the A100 which is a fairly big difference as far as camera tech is concerned. The two cameras feature different body design with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Sony A100 being a Compact SLR camera.

Before diving right into a step-by-step comparison, here is a concise highlight of how the E-M10 IV grades versus the A100 in regards to portability, imaging, features and an overall score.

The following is a preview of the gallery photos for Olympus OM-D E-M10 IV & Sony Alpha DSLR-A100. The complete galleries are available at Olympus E-M10 IV Gallery & Sony A100 Gallery.

For anyone who is looking to carry around your camera regularly, you need to think about its weight and dimensions. The Olympus E-M10 IV provides exterior measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") along with a weight of 383 grams (0.84 lbs) while the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

Compare the Olympus E-M10 IV versus Sony A100 in our brand new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change depending on the lens you are utilising at that time. Here is a front view measurements comparison of the E-M10 IV versus the A100.

Factoring in size and weight, the portability rating of the E-M10 IV and A100 is 81 and 64 respectively.

Usually, its tough to envision the difference in sensor sizes just by checking out technical specs. The image here will help provide you a clearer sense of the sensor sizing in the E-M10 IV and A100.

As you have seen, both of the cameras feature different resolutions and different sensor sizes. The E-M10 IV featuring a smaller sensor will make getting bokeh more challenging and the Olympus E-M10 IV will show greater detail utilizing its extra 10MP. Higher resolution can also help you crop photographs way more aggressively. The fresher E-M10 IV is going to have an edge when it comes to sensor innovation.