Nikon D100 vs Canon EOS 1D Mark III

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

Manufacturing

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

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

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

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Nikon D100 has a "Nikon DX"-sensor while Canon EOS 1D Mark III has a "Canon APS-H"-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 **
Nikon D100 75 mm
Nikon DX sensor
Crop factor/focal length multiplier by * 1.5
Canon EOS 1D Mark III 65 mm
Canon APS-H sensor
Crop factor/focal length multiplier by * 1.3

** 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 (Nikon)
Camera selection can affect the focal length (Canon)

Resolution

Nikon D100 has a 6 MP (Megapixels) resolution while Canon EOS 1D Mark III has 10,1 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Nikon D100 6 MP
6016000 pixels
3008 x 2000
Canon EOS 1D Mark III 10,1 MP
10077696 pixels
3888 x 2592

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

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 Nikon D100
Lens compatibility chart for Canon EOS 1D Mark III

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon D100 can shoot up to 3 pictures per seconds and Canon EOS 1D Mark III can shoot up to 10 pictures per seconds.

Camera FPS (Frames per second)
Nikon D100 3
Canon EOS 1D Mark III 10

Ability to record movies

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

Though, neither Nikon D100 or Canon EOS 1D Mark III 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
Nikon D100 780 gr
1.72 lb
Canon EOS 1D Mark III 1155 gr
2.55 lb

Nikon D100 vs Canon EOS 1D Mark III Specs

Below you will find the complete and detailed technical specs for both Nikon D100 and Canon EOS 1D Mark III, 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
Nikon D100
Canon EOS 1D Mark III
Name Nikon D100 Canon EOS 1D Mark III
Manufacturer Nikon Canon
Release Date and Price
Nikon D100
Canon EOS 1D Mark III
Release Year 2002 2007
Release Date 2002-02-21 2007-02-22
MSRP 1999 USD 3999 USD
Buy it today
Camera Type
Nikon D100
Canon EOS 1D Mark III
Camera Type DSLR DSLR
Sensor
Nikon D100
Canon EOS 1D Mark III
Sensor Size APS-C (approx 23.7 x 15.5 mm)
Also known as "DX"
APS-H (approx 27.9 x 18.6 mm)
Sensor Type CCD CMOS
Resolution 3008 x 2000 pixels 3888 x 2592 pixels
Megapixels 6 MP 10,1 MP
Image Processor EXPEED DUAL DIGIC 3
Image
Nikon D100
Canon EOS 1D Mark III
ISO Range 200 - 1600 50 - 6400
White Balance Presets 6 8
Custom White Balance Yes Yes
Image Stabilization No No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Nikon D100
Canon EOS 1D Mark III
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Focus Points 5 19
Lens Mount Nikon F

See Compatible Lenses
Canon EF

See Compatible Lenses
Focal Length Multiplier 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
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
Screen & Viewfinder
Nikon D100
Canon EOS 1D Mark III
Articulated LCD Fixed Fixed
Screen size 1,8” 3”
Screen dots 118000 230000
Touch screen No No
Screen type N/A N/A
Live view No Yes
Viewfinder Type Optical (pentaprism) Optical (pentaprism)
Viewfinder Coverage 95% 100%
Viewfinder Magnification 0.8× (0.53× 35mm equiv.) 0.76× (0.58× 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Nikon D100
Canon EOS 1D Mark III
Frames per second 3 fps 10 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/8000 seconds
Built-in Flash Yes No
Built-in Flash Range 11 meters N/A
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse No Yes
Metering modes Multi
Center Weighted
Spot
Multi
Center Weighted
Spot
Partial
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV steps) +/- 3 (at 1/3 EV, 1/2 EV steps)
Videography features
Nikon D100
Canon EOS 1D Mark III
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
Nikon D100
Canon EOS 1D Mark III
Memory Card Compact Flash
Compact Flash
SD/SDHC
Connectivity
Nikon D100
Canon EOS 1D Mark III
HDMI Output Yes No
Microphone Port No No
Headphone Port No No
Wireless No Yes
Optional with WFT-E2 II
Remote Control Yes (Via Optional vertical grip or software) Yes (N3 connector)
GPS No No
Body & Dimensions
Nikon D100
Canon EOS 1D Mark III
Enviromentally sealed No Yes
Battery Battery Pack Battery Pack
Battery Details Nikon EN-EL3 lithium-ion battery
Battery Pack LP-E4
Battery Life (CIPA) N/A 2200 shots
Width 144 mm 156 mm
Height 116 mm 157 mm
Depth 81 mm 80 mm
Weight 780 gram 1155 gram