Nikon D3x vs Nikon D40x

This is a full comparison between the cameras Nikon D3x and Nikon D40x. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Nikon.

Nikon D3x were released 2008 and Nikon D40x was released 2007. That is a 1 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Nikon D3x 2008
Nikon D40x 2007

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Nikon D3x has a "Nikon FX"-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 **
Nikon D3x 50 mm
Full-frame sensor
No crop factor/focal length multiplier
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 (Nikon)

Resolution

Nikon D3x has a 24,5 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
Nikon D3x 24,5 MP
24385536 pixels
6048 x 4032
Nikon D40x 10 MP
10036224 pixels
3872 x 2592

Nikon D3x has a 143 % 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

Nikon D3x has a larger ISO-range than Nikon D40x. Nikon D3x has an ISO range that stretches from 100 to 6400 while Nikon D40x has 100 to 3200.

Camera ISO Range
Nikon D3x 100-6400
Nikon D40x 100-3200

Autofocus and lens compatibility

There is a big difference between these two cameras. Nikon D3x 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 Nikon D3x
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. Nikon D3x can shoot up to 5 pictures per seconds and Nikon D40x can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Nikon D3x 5
Nikon D40x 3

Ability to record movies

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

Though, neither Nikon D3x 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.

Nikon D3x weighs 1260 gr (equal to 2.78 lb) which is 141% heavier than Nikon D40x and its 522 gr (or 1.15 lb).

Camera Weight
Nikon D3x 1260 gr
2.78 lb
Nikon D40x 522 gr
1.15 lb

Nikon D3x vs Nikon D40x Specs

Below you will find the complete and detailed technical specs for both Nikon D3x 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
Nikon D3x
Nikon D40x
Name Nikon D3x Nikon D40x
Manufacturer Nikon Nikon
Release Date and Price
Nikon D3x
Nikon D40x
Release Year 2008 2007
Release Date 2008-12-01 2007-03-06
MSRP 7470 USD 729 USD
Buy it today
Camera Type
Nikon D3x
Nikon D40x
Camera Type DSLR DSLR
Sensor
Nikon D3x
Nikon D40x
Sensor Size Full Frame (approx 36 x 23.9 mm)
Also known as "FX"
APS-C (approx 23.7 x 15.5 mm)
Also known as "DX"
Sensor Type CMOS CCD
Resolution 6048 x 4032 pixels 3872 x 2592 pixels
Megapixels 24,5 MP 10 MP
Image Processor EXPEED EXPEED
Image
Nikon D3x
Nikon D40x
ISO Range 100 - 6400 100 - 3200
White Balance Presets 12 6
Custom White Balance Yes Yes
Image Stabilization No No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW + TIFF RAW
Optics & Focus
Nikon D3x
Nikon D40x
Autofocus Motor Yes No
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
LiveView
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Focus Points 51 3
Lens Mount Nikon F

See Compatible Lenses
Nikon F

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
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
Nikon D3x
Nikon D40x
Articulated LCD Fixed Fixed
Screen size 3” 2,5”
Screen dots 920000 230000
Touch screen No No
Screen type Super Density TFT color LCD with wide-viewing angle N/A
Live view Yes No
Viewfinder Type Optical (pentaprism) Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.7× 0.8× (0.53× 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Nikon D3x
Nikon D40x
Frames per second 5 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
Multi
Center Weighted
Spot
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV, 1 EV steps) +/- 5 (at 1/3 EV steps)
Videography features
Nikon D3x
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
Nikon D3x
Nikon D40x
Memory Card Compact Flash
SD/SDHC
Connectivity
Nikon D3x
Nikon D40x
HDMI Output Yes No
Microphone Port No No
Headphone Port No No
Wireless No No
Remote Control Yes Yes (Optional (ML-L3))
GPS Yes
Optional through GP-1
No
Body & Dimensions
Nikon D3x
Nikon D40x
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details Lithium-Ion EN-EL4a rechargeable battery & charger
Nikon EN-EL9 Lithium-Ion & charger included
Battery Life (CIPA) 4400 shots 520 shots
Width 160 mm 124 mm
Height 157 mm 94 mm
Depth 88 mm 64 mm
Weight 1260 gram 522 gram