Canon 400D vs OM System OM-1

Lets look more closely at the Canon 400D versus OM System OM-1, one being a Entry-Level DSLR and the latter is a Pro Mirrorless by brands Canon and Olympus. There is a crucial difference between the resolutions of the 400D (10MP) and OM System OM-1 (20MP) and the 400D (APS-C) and OM System OM-1 (Four Thirds) posses totally different sensor sizes.

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The 400D was manufactured 16 years before the OM System OM-1 and that is quite a serious gap as far as tech is concerned. Both the cameras feature different body design with the Canon 400D being a Compact SLR camera and the OM System OM-1 being a SLR-style mirrorless camera.

Before going right into a full comparison, here is a short summation of how the 400D grades vs the OM System OM-1 with respect to portability, imaging, features and an overall grade.

Here is a preview of the gallery photos for Canon EOS 400D and OM System OM-1. The entire galleries are available at Canon 400D Gallery and OM System OM-1 Gallery.

If you are aiming to lug around your camera frequently, you'll need to take into account its weight and size. The Canon 400D has got physical measurements of 127mm x 94mm x 65mm (5.0" x 3.7" x 2.6") accompanied by a weight of 556 grams (1.23 lbs) and the OM System OM-1 has specifications of 135mm x 92mm x 73mm (5.3" x 3.6" x 2.9") with a weight of 599 grams (1.32 lbs).

See the Canon 400D versus OM System OM-1 in the latest Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are employing at that time. The following is a front view physical size comparison of the 400D compared to the OM System OM-1.

Considering size and weight, the portability score of the 400D and OM System OM-1 is 69 and 65 respectively.

Generally, its tough to envision the contrast between sensor measurements purely by reading through specs. The visual underneath will provide you a better sense of the sensor measurements in the 400D and OM System OM-1.

All in all, both of the cameras feature different megapixel count and different sensor measurements. The 400D due to its bigger sensor will make achieving shallower DOF less difficult and the OM System OM-1 will give you extra detail due to its extra 10MP. Higher resolution will allow you to crop pictures way more aggressively. The older 400D is going to be disadvantaged in sensor innovation.