Nikon D3 vs Canon EOS R6

This is a full comparison between the cameras Nikon D3 and Canon EOS R6. We compare them by looking at the categories you see below.

Manufacturing

Nikon D3 is manufacturered by Nikon but Canon EOS R6 is from Canon. Both Nikon and Canon are well known brands though.

Nikon D3 were released 2007 and Canon EOS R6 was released 2020. That is a 13 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Nikon D3 2007
Canon EOS R6 2020

Type of camera

Nikon D3 is a DSLR camera while Canon EOS R6 is a Mirrorless camera. More information about their differences will come soon.

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 **
Nikon D3 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Canon EOS R6 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 (Nikon)
Camera selection can affect the focal length (Canon)

Resolution

Nikon D3 has a 12,1 MP (Megapixels) resolution while Canon EOS R6 has 20 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Nikon D3 12,1 MP
12052992 pixels
4256 x 2832
Canon EOS R6 20 MP
19961856 pixels
5472 x 3648

Canon EOS R6 has a 66 % larger resolution than Nikon D3. 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 R6 has a larger ISO-range than Nikon D3. Canon EOS R6 has an ISO range that stretches from 100 to 102400 while Nikon D3 has 200 to 25600.

Camera ISO Range
Nikon D3 200-25600
Canon EOS R6 100-102400

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.

Worth mentioning is that Canon EOS R6 belongs to the Canon EOS R-system and needs an adapter to work with Canons EF, EF-S, MP-E, and TS-E lenses. You can read more about this adapter here:
Canon Lens Mount Adapter EF-EOS R

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Nikon D3
Lens compatibility chart for Canon EOS R6

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon D3 can shoot up to 9 pictures per seconds and Canon EOS R6 can shoot up to 20 pictures per seconds.

Camera FPS (Frames per second)
Nikon D3 9
Canon EOS R6 20

Ability to record movies

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

It is only one of these two cameras that support recording movies and movie clips and that is Canon EOS R6. Sadly, the Nikon D3 does not support this.

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.

Nikon D3 weighs 1300 gr (equal to 2.87 lb) which is 91% heavier than Canon EOS R6 and its 680 gr (or 1.5 lb).

Camera Weight
Nikon D3 1300 gr
2.87 lb
Canon EOS R6 680 gr
1.5 lb

Nikon D3 vs Canon EOS R6 Specs

Below you will find the complete and detailed technical specs for both Nikon D3 and Canon EOS R6, 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 D3
Canon EOS R6
Name Nikon D3 Canon EOS R6
Manufacturer Nikon Canon
Release Date and Price
Nikon D3
Canon EOS R6
Release Year 2007 2020
Release Date 2007-08-23 2020-07-09
MSRP 4999 USD 2499 USD
Buy it today
Camera Type
Nikon D3
Canon EOS R6
Camera Type DSLR Mirrorless
Sensor
Nikon D3
Canon EOS R6
Sensor Size Full Frame (approx 36 x 23.9 mm)
Also known as "FX"
Full Frame (approx 36 x 24 mm)
Sensor Type CMOS CMOS
Resolution 4256 x 2832 pixels 5472 x 3648 pixels
Megapixels 12,1 MP 20 MP
Image Processor EXPEED DIGIC X
Image
Nikon D3
Canon EOS R6
ISO Range 200 - 25600 100 - 102400
White Balance Presets 12 8
Custom White Balance Yes Yes
Image Stabilization No Yes
(Sensor-Shift. Works with lens-based IS systems for maximum shake reduction.)
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Nikon D3
Canon EOS R6
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
LiveView
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Focus Points 51 1053
Lens Mount Nikon F

See Compatible Lenses
Canon RF

See Compatible Lenses
Focal Length Multiplier FX (Full frame)
No multiplier
Example:
24 mm remains 24 mm
50 mm remains 50 mm
100 mm remains 100 mm
200 mm remains 200 mm
Full frame
No multiplier
Example:
24 mm remains 24 mm
50 mm remains 50 mm
100 mm remains 100 mm
200 mm remains 200 mm
Screen & Viewfinder
Nikon D3
Canon EOS R6
Articulated LCD Fixed Fully articulated
Screen size 3” 3”
Screen dots 922000 1620000
Touch screen No Yes
Screen type N/A TFT LCD
Live view Yes Yes
Viewfinder Type Optical (pentaprism) Electronic
Viewfinder Coverage 100% 100%
Viewfinder Magnification 0.7× 0.76×
Viewfinder Resolution N/A 3690000
Photography features
Nikon D3
Canon EOS R6
Frames per second 9 fps 20 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/8000 seconds 1/8000 seconds
Built-in Flash No No
Built-in Flash Range N/A N/A
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes No
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 D3
Canon EOS R6
Video recording No Yes
Video format N/A MPEG4
H.264
H.265
Video resolution N/A 1920 x 1080
3840 x 2160
Built-in Microphone No Yes
Built-in Speakers No Yes
Storage
Nikon D3
Canon EOS R6
Memory Card Compact Flash
SD/SDHC
Connectivity
Nikon D3
Canon EOS R6
HDMI Output Yes Yes
Microphone Port No Yes
Headphone Port No Yes
Wireless No Yes
Built-in ( 802.11b/g/n + Bluetooth)
Remote Control Yes Yes
GPS Yes
Optional with GP-1
No
Body & Dimensions
Nikon D3
Canon EOS R6
Enviromentally sealed Yes Yes
Battery Battery Pack Battery Pack
Battery Details EN-EL4a rechargeable Li-ion battery
LP-E6NH lithium-ion battery & charger
Battery Life (CIPA) 4300 shots 360 shots
Width 160 mm 138 mm
Height 157 mm 98 mm
Depth 88 mm 88 mm
Weight 1300 gram 680 gram