Canon EOS 1D Mark III vs Nikon D40x

This is a full comparison between the cameras Canon EOS 1D Mark III and Nikon D40x. We compare them by looking at the categories you see below.

Manufacturing

Canon EOS 1D Mark III is manufacturered by Canon but Nikon D40x is from Nikon. Both Canon and Nikon are well known brands though.

These two camera models were both released 2007.

Camera Released
Canon EOS 1D Mark III 2007
Nikon D40x 2007

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Canon EOS 1D Mark III has a "Canon APS-H"-sensor while Nikon D40x has a "Nikon DX"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

Camera Focal length, 50mm f/1.8 **
Canon EOS 1D Mark III 65 mm
Canon APS-H sensor
Crop factor/focal length multiplier by * 1.3
Nikon D40x 75 mm
Nikon DX sensor
Crop factor/focal length multiplier by * 1.5

** 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 1D Mark III has a 10,1 MP (Megapixels) resolution while Nikon D40x has 10 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Canon EOS 1D Mark III 10,1 MP
10077696 pixels
3888 x 2592
Nikon D40x 10 MP
10036224 pixels
3872 x 2592

Canon EOS 1D Mark III has a 0 % larger resolution than Nikon D40x. 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

Canon EOS 1D Mark III has a larger ISO-range than Nikon D40x. Canon EOS 1D Mark III has an ISO range that stretches from 50 to 6400 while Nikon D40x has 100 to 3200.

Camera ISO Range
Canon EOS 1D Mark III 50-6400
Nikon D40x 100-3200

Autofocus and lens compatibility

There is a big difference between these two cameras. Canon EOS 1D Mark III has a built-in autofocus motor but Nikon D40x does not. If you want to be able to use autofocus on Nikon D40x there is a need for having an autofocus motor inside the lens. We really encourage you to look closely at our lens compatibility charts at the links below.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Canon EOS 1D Mark III
Lens compatibility chart for Nikon D40x

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Canon EOS 1D Mark III can shoot up to 10 pictures per seconds and Nikon D40x can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Canon EOS 1D Mark III 10
Nikon D40x 3

Ability to record movies

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

Though, neither Canon EOS 1D Mark III or Nikon D40x 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 1D Mark III weighs 1155 gr (equal to 2.55 lb) which is 121% heavier than Nikon D40x and its 522 gr (or 1.15 lb).

Camera Weight
Canon EOS 1D Mark III 1155 gr
2.55 lb
Nikon D40x 522 gr
1.15 lb

Canon EOS 1D Mark III vs Nikon D40x Specs

Below you will find the complete and detailed technical specs for both Canon EOS 1D Mark III and Nikon D40x, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product
Canon EOS 1D Mark III
Nikon D40x
Name Canon EOS 1D Mark III Nikon D40x
Manufacturer Canon Nikon
Release Date and Price
Canon EOS 1D Mark III
Nikon D40x
Release Year 2007 2007
Release Date 2007-02-22 2007-03-06
MSRP 3999 USD 729 USD
Buy it today
Camera Type
Canon EOS 1D Mark III
Nikon D40x
Camera Type DSLR DSLR
Sensor
Canon EOS 1D Mark III
Nikon D40x
Sensor Size APS-H (approx 27.9 x 18.6 mm) APS-C (approx 23.7 x 15.5 mm)
Also known as "DX"
Sensor Type CMOS CCD
Resolution 3888 x 2592 pixels 3872 x 2592 pixels
Megapixels 10,1 MP 10 MP
Image Processor DUAL DIGIC 3 EXPEED
Image
Canon EOS 1D Mark III
Nikon D40x
ISO Range 50 - 6400 100 - 3200
White Balance Presets 8 6
Custom White Balance Yes Yes
Image Stabilization No No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Canon EOS 1D Mark III
Nikon D40x
Autofocus Motor Yes No
Autofocus Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Focus Points 19 3
Lens Mount Canon EF

See Compatible Lenses
Nikon F

See Compatible Lenses
Focal Length Multiplier APS-H Sensor
1.3x multiplier
Example:
24 mm becomes 31 mm
50 mm becomes 65 mm
100 mm becomes 130 mm
200 mm becomes 260 mm
DX / APS-C (1.5x)
1.5x multiplier
Example:
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
Screen & Viewfinder
Canon EOS 1D Mark III
Nikon D40x
Articulated LCD Fixed Fixed
Screen size 3” 2,5”
Screen dots 230000 230000
Touch screen No No
Screen type N/A N/A
Live view Yes No
Viewfinder Type Optical (pentaprism) Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.76× (0.58× 35mm equiv.) 0.8× (0.53× 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Canon EOS 1D Mark III
Nikon D40x
Frames per second 10 fps 3 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/8000 seconds 1/4000 seconds
Built-in Flash No Yes
Built-in Flash Range N/A 17 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes Yes
Metering modes Multi
Center Weighted
Spot
Partial
Multi
Center Weighted
Spot
Exposure Compensation +/- 3 (at 1/3 EV, 1/2 EV steps) +/- 5 (at 1/3 EV steps)
Videography features
Canon EOS 1D Mark III
Nikon D40x
Video recording No No
Video format N/A N/A
Video resolution N/A N/A
Built-in Microphone No No
Built-in Speakers No No
Storage
Canon EOS 1D Mark III
Nikon D40x
Memory Card Compact Flash
SD/SDHC
SD/SDHC
Connectivity
Canon EOS 1D Mark III
Nikon D40x
HDMI Output No No
Microphone Port No No
Headphone Port No No
Wireless Yes
Optional with WFT-E2 II
No
Remote Control Yes (N3 connector) Yes (Optional (ML-L3))
GPS No No
Body & Dimensions
Canon EOS 1D Mark III
Nikon D40x
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details Battery Pack LP-E4
Nikon EN-EL9 Lithium-Ion & charger included
Battery Life (CIPA) 2200 shots 520 shots
Width 156 mm 124 mm
Height 157 mm 94 mm
Depth 80 mm 64 mm
Weight 1155 gram 522 gram