Canon 40D vs Olympus E-M5

Let's look more in depth at the Canon 40D and Olympus E-M5, former being a Advanced DSLR while the other is a Advanced Mirrorless by brands Canon and Olympus. There is a large difference among the sensor resolutions of the 40D (10MP) and E-M5 (16MP) and the 40D (APS-C) and E-M5 (Four Thirds) have different sensor measurements.

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The 40D was revealed 5 years prior to the E-M5 and that is a fairly serious difference as far as camera tech is concerned. Each of these cameras feature different body design with the Canon 40D being a Mid-size SLR camera and the Olympus E-M5 being a SLR-style mirrorless camera.

Before getting into a more detailed comparison, here is a concise introduction of how the 40D scores vs the E-M5 when considering portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Canon EOS 40D & Olympus OM-D E-M5. The full galleries are available at Canon 40D Gallery & Olympus E-M5 Gallery.

In case you're planning to carry your camera regularly, you'll have to consider its weight and size. The Canon 40D enjoys external measurements of 146mm x 108mm x 74mm (5.7" x 4.3" x 2.9") having a weight of 822 grams (1.81 lbs) whilst the Olympus E-M5 has specifications of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") along with a weight of 425 grams (0.94 lbs).

Examine the Canon 40D and Olympus E-M5 in our newest Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will differ depending on the lens you are employing at that moment. Here is a front view over all size comparison of the 40D vs the E-M5.

Factoring in size and weight, the portability rating of the 40D and E-M5 is 57 and 81 respectively.

Usually, it's difficult to picture the contrast in sensor sizing simply by viewing a spec sheet. The visual underneath will give you a clearer sense of the sensor sizing in the 40D and E-M5.

As you can see, the two cameras come with different megapixel count and different sensor sizing. The 40D with its larger sensor is going to make shooting bokeh less difficult and the Olympus E-M5 will render extra detail because of its extra 6MP. Greater resolution can also allow you to crop pics a good deal more aggressively. The older 40D will be behind in sensor technology.