Canon EOS 1D Mark III vs Nikon D100

This is a full comparison between the cameras Canon EOS 1D Mark III and Nikon D100. We compare them by looking at the categories you see below.

Manufacturing

Canon EOS 1D Mark III is manufacturered by Canon but Nikon D100 is from Nikon. Both Canon and Nikon are well known brands though.

Canon EOS 1D Mark III were released 2007 and Nikon D100 was released 2002. That is a 5 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Canon EOS 1D Mark III 2007
Nikon D100 2002

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 D100 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 D100 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 D100 has 6 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 D100 6 MP
6016000 pixels
3008 x 2000

Canon EOS 1D Mark III has a 68 % larger resolution than Nikon D100. 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 D100. Canon EOS 1D Mark III has an ISO range that stretches from 50 to 6400 while Nikon D100 has 200 to 1600.

Camera ISO Range
Canon EOS 1D Mark III 50-6400
Nikon D100 200-1600

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 1D Mark III
Lens compatibility chart for Nikon D100

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 D100 can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Canon EOS 1D Mark III 10
Nikon D100 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 D100 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 48% heavier than Nikon D100 and its 780 gr (or 1.72 lb).

Camera Weight
Canon EOS 1D Mark III 1155 gr
2.55 lb
Nikon D100 780 gr
1.72 lb

Canon EOS 1D Mark III vs Nikon D100 Specs

Below you will find the complete and detailed technical specs for both Canon EOS 1D Mark III and Nikon D100, 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 D100
Name Canon EOS 1D Mark III Nikon D100
Manufacturer Canon Nikon
Release Date and Price
Canon EOS 1D Mark III
Nikon D100
Release Year 2007 2002
Release Date 2007-02-22 2002-02-21
MSRP 3999 USD 1999 USD
Buy it today
Camera Type
Canon EOS 1D Mark III
Nikon D100
Camera Type DSLR DSLR
Sensor
Canon EOS 1D Mark III
Nikon D100
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 3008 x 2000 pixels
Megapixels 10,1 MP 6 MP
Image Processor DUAL DIGIC 3 EXPEED
Image
Canon EOS 1D Mark III
Nikon D100
ISO Range 50 - 6400 200 - 1600
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 D100
Autofocus Motor Yes Yes
Autofocus Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Focus Points 19 5
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 D100
Articulated LCD Fixed Fixed
Screen size 3” 1,8”
Screen dots 230000 118000
Touch screen No No
Screen type N/A N/A
Live view Yes No
Viewfinder Type Optical (pentaprism) Optical (pentaprism)
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 D100
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 11 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes No
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, 1/2 EV steps)
Videography features
Canon EOS 1D Mark III
Nikon D100
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 D100
Memory Card Compact Flash
SD/SDHC
Compact Flash
Connectivity
Canon EOS 1D Mark III
Nikon D100
HDMI Output No Yes
Microphone Port No No
Headphone Port No No
Wireless Yes
Optional with WFT-E2 II
No
Remote Control Yes (N3 connector) Yes (Via Optional vertical grip or software)
GPS No No
Body & Dimensions
Canon EOS 1D Mark III
Nikon D100
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details Battery Pack LP-E4
Nikon EN-EL3 lithium-ion battery
Battery Life (CIPA) 2200 shots N/A
Width 156 mm 144 mm
Height 157 mm 116 mm
Depth 80 mm 81 mm
Weight 1155 gram 780 gram