Canon EOS 1Ds Mark III vs Nikon D3x

This is a full comparison between the cameras Canon EOS 1Ds Mark III and Nikon D3x. We compare them by looking at the categories you see below.

Canon EOS 1Ds Mark III

Nikon D3x

Manufacturing

Canon EOS 1Ds Mark III is manufacturered by Canon but Nikon D3x is from Nikon. Both Canon and Nikon are well known brands though.

Canon EOS 1Ds Mark III were released 2007 and Nikon D3x was released 2008. That is a 1 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera	Released
Canon EOS 1Ds Mark III	2007
Nikon D3x	2008

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

Even though the camera sensors might be called differently they are both considered Full frame which means that the focal length of the lenses is not affected. There is no crop factor on any of these cameras and sensors.

Camera	Focal length, 50mm f/1.8 **
Canon EOS 1Ds Mark III	50 mm Full-frame sensor No crop factor/focal length multiplier
Nikon D3x	50 mm Full-frame sensor No crop factor/focal length multiplier

** Experienced focal length when using a lens such as a common "50mm f/1.8"

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 1Ds Mark III has a 21,1 MP (Megapixels) resolution while Nikon D3x has 24,5 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Canon EOS 1Ds Mark III	21,1 MP 21026304 pixels 5616 x 3744
Nikon D3x	24,5 MP 24385536 pixels 6048 x 4032

Nikon D3x has a 16 % larger resolution than Canon EOS 1Ds Mark III. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Nikon D3x has a larger ISO-range than Canon EOS 1Ds Mark III. Nikon D3x has an ISO range that stretches from 100 to 6400 while Canon EOS 1Ds Mark III has 50 to 3200.

Camera	ISO Range
Canon EOS 1Ds Mark III	50-3200
Nikon D3x	100-6400

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Canon EOS 1Ds Mark III
Lens compatibility chart for Nikon D3x

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Canon EOS 1Ds Mark III can shoot up to 5 pictures per seconds and Nikon D3x can shoot up to 5 pictures per seconds.

Camera	FPS (Frames per second)
Canon EOS 1Ds Mark III	5
Nikon D3x	5

Ability to record movies

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

Though, neither Canon EOS 1Ds Mark III or Nikon D3x 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, or carried around, for several hours at a time.

Canon EOS 1Ds Mark III weighs 1385 gr (equal to 3.05 lb) which is 10% heavier than Nikon D3x and its 1260 gr (or 2.78 lb).

Camera	Weight
Canon EOS 1Ds Mark III	1385 gr 3.05 lb
Nikon D3x	1260 gr 2.78 lb