Nikon D3100 vs Canon EOS 10D

This is a full comparison between the cameras Nikon D3100 and Canon EOS 10D. We compare them by looking at the categories you see below.


Nikon D3100 is manufacturered by Nikon but Canon EOS 10D is from Canon. Both Nikon and Canon are well known brands though.

Nikon D3100 were released 2010 and Canon EOS 10D was released 2003. That is a 7 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Nikon D3100 2010
Canon EOS 10D 2003

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Nikon D3100 has a "Nikon DX"-sensor while Canon EOS 10D has a "Canon APS-C"-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 D3100 75 mm
Nikon DX sensor
Crop factor/focal length multiplier by * 1.5
Canon EOS 10D 80 mm
Canon APS-C sensor
Crop factor/focal length multiplier by * 1.6

** 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)


Nikon D3100 has a 14,2 MP (Megapixels) resolution while Canon EOS 10D has 6,3 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Nikon D3100 14,2 MP
14155776 pixels
4608 x 3072
Canon EOS 10D 6,3 MP
6291456 pixels
3072 x 2048

Nikon D3100 has a 125 % larger resolution than Canon EOS 10D. 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 D3100 has a larger ISO-range than Canon EOS 10D. Nikon D3100 has an ISO range that stretches from 100 to 12800 while Canon EOS 10D has 100 to 3200.

Camera ISO Range
Nikon D3100 100-12800
Canon EOS 10D 100-3200

Autofocus and lens compatibility

There is a big difference between these two cameras. Canon EOS 10D has a built-in autofocus motor but Nikon D3100 does not. If you want to be able to use autofocus on Nikon D3100 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.
Worth mentioning is that Canon EOS 10D do not work with Canon EF-S lenses but this is also shown at our compatibility charts.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Nikon D3100
Lens compatibility chart for Canon EOS 10D

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon D3100 can shoot up to 3 pictures per seconds and Canon EOS 10D can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Nikon D3100 3
Canon EOS 10D 3

Ability to record movies

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

When comparing these two cameras there is only one of them that can shoot movies and that is Nikon D3100. Unfortunately Canon EOS 10D does not support recording movies and movie clips.


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 10D weighs 875 gr (equal to 1,93 lb) which is 73% heavier than Nikon D3100 and its 505 gr (or 1,11 lb).

Camera Weight
Nikon D3100 505 gr
1,11 lb
Canon EOS 10D 875 gr
1,93 lb

Nikon D3100 vs Canon EOS 10D Specs

Below you will find the complete and detailed technical specs for both Nikon D3100 and Canon EOS 10D, 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.

Nikon D3100
Canon EOS 10D
Name Nikon D3100 Canon EOS 10D
Manufacturer Nikon Canon
Release Date and Price
Nikon D3100
Canon EOS 10D
Release Year 2010 2003
Release Date 2010-08-19 2003-02-27
MSRP 699 USD 1999 USD
Buy it today
Camera Type
Nikon D3100
Canon EOS 10D
Camera Type Digital SLR camera Digital SLR camera
Nikon D3100
Canon EOS 10D
Sensor Size DX / APS-C (1.5x) APS-C (1.6x)
Sensor Type CMOS CMOS
Resolution 4608 x 3072 pixels 3072 x 2048 pixels
Megapixels 14,2 MP 6,3 MP
Image Processor EXPEED 2 DIGIC
Nikon D3100
Canon EOS 10D
ISO Range 100 - 12800 100 - 3200
White Balance Presets 12 6
Custom White Balance Yes Yes
Image Stabilization No No
Uncompressed format RAW RAW
Optics & Focus
Nikon D3100
Canon EOS 10D
Autofocus Motor No Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Face Detection
Phase Detect
Multi Area
Selective Single Point
Focus Points 11 7
Lens Mount Nikon F
Compatible lenses
Canon EF
Compatible lenses
Focal Length Multiplier DX / APS-C (1.5x)
1.5x multiplier
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
APS-C Sensor
1.6x multiplier
24 mm becomes 38 mm
50 mm becomes 80 mm
100 mm becomes 160 mm
200 mm becomes 320 mm
Screen & Viewfinder
Nikon D3100
Canon EOS 10D
Articulated LCD Fixed Fixed
Screen size 3 1.8″
Screen dots 230000 118000
Touch screen No No
Screen type TFT LCD monitor N/A
Live view Yes No
Viewfinder Type Optical (pentamirror) Optical (pentaprism)
Viewfinder Coverage 95% 95%
Viewfinder Magnification 0.8 (0.53 35mm equiv.) 0.88 (0.55 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Nikon D3100
Canon EOS 10D
Frames per second 3 fps 3 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/4000 seconds
Built-in Flash Yes Yes
Built-in Flash Range 12 meters 12 meters
External Flash Yes Yes
Self-timer Yes Yes
Timelapse No Yes
Metering modes Multi
Center Weighted
Center Weighted
Exposure Compensation 5 (at 1/3 EV steps) 2 (at 1/3 EV, 1/2 EV steps)
Videography features
Nikon D3100
Canon EOS 10D
Video recording Yes No
Video format MPEG4
Video resolution 1280 x 720
1920 x 1080
Built-in Microphone Yes No
Built-in Speakers No No
Nikon D3100
Canon EOS 10D
Memory Card SD/SDHC
Compact Flash
Nikon D3100
Canon EOS 10D
Microphone port No No
Headphone port No No
Wireless Yes
Eye-Fi Connected
Remote Control Optional
Yes (N3 connector)
Body & Dimensions
Nikon D3100
Canon EOS 10D
Enviromentally sealed No No
Battery Battery Pack Battery Pack
Battery Details Lithium-Ion EN-EL14 rechargeable battery & charger
Battery Life (CIPA) N/A N/A
Width 124 mm 150 mm
Height 96 mm 107 mm
Depth 75 mm 75 mm
Weight 505 gram 875 gram