Canon 40D vs Canon 7D

Let's take a deeper look at the Canon 40D vs Canon 7D, both Advanced DSLR digital cameras and both are offered by Canon. There is a big difference between the sensor resolutions of the 40D (10MP) and 7D (18MP) but both cameras have the identical sensor sizes (APS-C).

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The 40D was launched 24 months before the 7D which makes them a generation apart from each other. Both of the cameras feature the same body design (Mid-size SLR).

Before diving straight to a step-by-step comparison, here is a simple overview of how the 40D grades vs the 7D in relation to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Canon EOS 40D and Canon EOS 7D. The complete galleries are available at Canon 40D Gallery and Canon 7D Gallery.

For anybody who is aiming to lug around your camera regularly, you're going to have to factor its weight and volume. The Canon 40D has outside 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 Canon 7D has sizing of 148mm x 111mm x 74mm (5.8" x 4.4" x 2.9") having a weight of 860 grams (1.90 lbs).

Contrast the Canon 40D vs Canon 7D in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change based on the lens you have attached during that time. Below is a front view scale comparison of the 40D compared to the 7D.

Considering size and weight, the portability score of the 40D and 7D is 57 and 56 respectively.

Usually, it can be hard to visualize the contrast between sensor measurements only by reading a spec sheet. The graphic below may give you a more clear sense of the sensor measurements in the 40D and 7D.

As you can see, the 2 cameras feature the identical sensor size albeit different MP. You should count on the Canon 7D to offer you more detail utilizing its extra 8MP. Higher resolution can also let you crop shots way more aggressively. The older 40D is going to be disadvantaged with regard to sensor technology.