Olympus E-M1 II vs Sony A58

Lets look a bit more closely at the Olympus E-M1 II and Sony A58, one being a Pro Mirrorless and the latter is a Entry-Level DSLR by companies Olympus and Sony. The resolution of the E-M1 II (20MP) and the A58 (20MP) is relatively well matched but the E-M1 II (Four Thirds) and A58 (APS-C) have totally different sensor size.

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The E-M1 II was launched 2 years later than the A58 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-M1 II being a SLR-style mirrorless camera and the Sony A58 being a Compact SLR camera.

Before getting into a in depth comparison, here is a brief overview of how the E-M1 II grades vs the A58 when considering portability, imaging, features and an overall grade.

Following is a preview of the gallery photos for Olympus OM-D E-M1 Mark II and Sony SLT-A58. The complete galleries are viewable at Olympus E-M1 II Gallery and Sony A58 Gallery.

For anyone who is intending to lug around your camera, you'll have to think about its weight and size. The Olympus E-M1 II provides outside dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") with a weight of 574 grams (1.27 lbs) whilst the Sony A58 has specifications of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") accompanied by a weight of 492 grams (1.08 lbs).

Check the Olympus E-M1 II and Sony A58 in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you are working with at the time. Following is a front view dimension comparison of the E-M1 II compared to the A58.

Taking into consideration dimensions and weight, the portability rating of the E-M1 II and A58 is 68 and 68 respectively.

Typically, it can be difficult to visualise the contrast between sensor measurements only by looking at a spec sheet. The graphic here will offer you a greater sense of the sensor dimensions in the E-M1 II and A58.

Clearly, both of those cameras have the same megapixels albeit not the same sensor measurements. The E-M1 II features the tinier sensor which is going to make getting shallow DOF trickier. The newer E-M1 II will have a benefit with regard to sensor innovation.