Canon EOS 40D vs Nikon D70s

This is a full comparison between the cameras Canon EOS 40D and Nikon D70s. We compare them by looking at the categories you see below.

Canon EOS 40D
Nikon D70s

Manufacturing

Canon EOS 40D is manufacturered by Canon but Nikon D70s is from Nikon. Both Canon and Nikon are well known brands though.

Canon EOS 40D were released 2007 and Nikon D70s was released 2005. That is a 2 years difference. In tech, this period of time can be of interest since technology is always improving etc.

Camera Manufacturer Released
Canon EOS 40D Canon 2007
Nikon D70s Nikon 2005

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Canon EOS 40D has a "APSC"-sensor while Nikon D70s has a "DX"-sensor, and their difference in sensors will also effect the crop factor and experience focal length. See the table below.

Camera Experienced focal length when using a lens with 50mm focal length (ex a common "50mm f/1.8")
Canon EOS 40D 80 mm (a Canon APS-C sensor have a crop factor / focal length multiplier by * 1.6)
Nikon D70s 75 mm (a Nikon DX sensor have a crop factor / focal length multiplier by * 1.5)

Learn more about crop factor and focal length multiplier here:
Camera selection can affect the focal length (Canon)
Camera selection can affect the focal length (Nikon)

Resolution

Canon EOS 40D has a 10,1 MP (Megapixels) resolution while Nikon D70s has 6 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels Pixel (total) Pixels (width) Pixels (height)
Canon EOS 40D 10,1 MP 10077696 3888 2592
Nikon D70s 6 MP 6016000 3008 2000

Canon EOS 40D has a 68 % larger resolution than Nikon D70s. This could give you more details in the picture but also a possibility to crop more in the pictures, afterwards while editing the pictures, if needed that is.

ISO range

Canon EOS 40D has a larger ISO-range than Nikon D70s. Canon EOS 40D has an ISO range that stretches from 100 to 3200 while Nikon D70s has 200 to 1600.

Camera ISO Range
Canon EOS 40D 100-3200
Nikon D70s 200-1600

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that supports autofocus, does not have a autofocus motor of their own but this wont cause any problems with these two cameras.

Lens compatibility chart for Canon EOS 40D
Lens compatibility chart for Nikon D70s

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definately be of interest. Canon EOS 40D can shoot up to 6,5 pictures per seconds and Nikon D70s can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Canon EOS 40D 6,5
Nikon D70s 3

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

Though, neither Canon EOS 40D or Nikon D70s can shoot movies so if that is a functionality that you are really looking for you should look elsewhere.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, carried around, for several hours at the time.

Canon EOS 40D weighs 822 gr (equal to 1,81 lb) which is 21% heavier than Nikon D70s and its 679 gr (or 1,5 lb).

Camera Weight (in gram) Weight (in pounds)
Canon EOS 40D 822 gr 1,81 lb
Nikon D70s 679 gr 1,5 lb