Olympus E-M10 vs Sony A65

On this page, we will be contrasting the Olympus E-M10 versus Sony A65, former being a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by competitors Olympus and Sony. There is a sizable difference among the sensor resolutions of the E-M10 (16MP) and A65 (24MP) and the E-M10 (Four Thirds) and A65 (APS-C) offer different sensor dimensions.

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The E-M10 was revealed 2 years later than the A65 and that is a fairly significant difference as far as camera tech is concerned. Both the cameras have different body design with the Olympus E-M10 being a SLR-style mirrorless camera and the Sony A65 being a Compact SLR camera.

Before going into a complete comparison, here is a concise introduction of how the E-M10 matches up versus the A65 for portability, imaging, features and an overall rating.

This is a preview of the gallery images for Olympus OM-D E-M10 & Sony SLT-A65. The full galleries are available at Olympus E-M10 Gallery & Sony A65 Gallery.

If you're planning to carry your camera regularly, you need to think about its weight and proportions. The Olympus E-M10 has got external dimensions of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") accompanied by a weight of 396 grams (0.87 lbs) while the Sony A65 has measurements of 132mm x 97mm x 81mm (5.2" x 3.8" x 3.2") having a weight of 622 grams (1.37 lbs).

Examine the Olympus E-M10 versus Sony A65 in our newest Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change dependant on the lens you select at the time. Underneath is a front view overall size comparison of the E-M10 compared to the A65.

Using size and weight, the portability rating of the E-M10 and A65 is 82 and 64 respectively.

In many cases, it can be difficult to picture the contrast in sensor sizing simply by going through technical specs. The graphic below should offer you a far better sense of the sensor sizes in the E-M10 and A65.

As you can tell, both the cameras provide different resolutions and different sensor sizing. The E-M10 having a smaller sensor is going to make getting shallow depth of field tougher and the Sony A65 will show more detail because of its extra 8 Megapixels. Higher resolution will also allow you to crop shots more aggressively. The more modern E-M10 provides a benefit in sensor tech.