Sony a6400 vs Nikon D40x

This is a full comparison between the cameras Sony a6400 and Nikon D40x. We compare them by looking at the categories you see below.

Manufacturing

Sony a6400 is manufacturered by Sony but Nikon D40x is from Nikon. Both Sony and Nikon are well known brands though.

Type of camera

Sony a6400 is a Mirrorless camera while Nikon D40x is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Sony a6400 has a "Sony APS-C"-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.

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

Resolution

Sony a6400 has a 24 MP (Megapixels) resolution while Nikon D40x has 10 MP. If we break down this in more detail this is the data behind the numbers:

Sony a6400 has a 139 % 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

Sony a6400 has a larger ISO-range than Nikon D40x. Sony a6400 has an ISO range that stretches from 100 to 32000 while Nikon D40x has 100 to 3200.

Autofocus and lens compatibility

There is a big difference between these two cameras. Sony a6400 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 Sony a6400
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. Sony a6400 can shoot up to 11 pictures per seconds and Nikon D40x can shoot up to 3 pictures per seconds.

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 Sony a6400. Unfortunately Nikon D40x does not support recording movies and movie clips.

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 D40x weighs 522 gr (equal to 1.15 lb) which is 30% heavier than Sony a6400 and its 403 gr (or 0.89 lb).

Sony a6400 vs Nikon D40x Specs

Below you will find the complete and detailed technical specs for both Sony a6400 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	Sony a6400	Nikon D40x
Name	Sony a6400	Nikon D40x
Manufacturer	Sony	Nikon
Release Date and Price	Sony a6400	Nikon D40x
Release Year	2019	2007
Release Date	2019-01-15	2007-03-06
MSRP	899 USD	729 USD
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Camera Type	Sony a6400	Nikon D40x
Camera Type	Mirrorless	DSLR
Sensor	Sony a6400	Nikon D40x
Sensor Size	APS-C (approx 23.5 x 15.6 mm)	APS-C (approx 23.7 x 15.5 mm) Also known as "DX"
Sensor Type	CMOS	CCD
Resolution	6000 x 4000 pixels	3872 x 2592 pixels
Megapixels	24 MP	10 MP
Image Processor	Bionz X	EXPEED
Image	Sony a6400	Nikon D40x
ISO Range	100 - 32000	100 - 3200
White Balance Presets	10	6
Custom White Balance	Yes	Yes
Image Stabilization	No	No
Image Stabilization CIPA Rating	0 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Sony a6400	Nikon D40x
Autofocus Motor	Yes	No
Autofocus	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Tracking Single Continuous Touch Face Detection LiveView	Phase Detect Multi Area Selective Single Point Single Continuous
Focus Points	425	3
Lens Mount	Sony E See Compatible Lenses	Nikon F See Compatible Lenses
Focal Length Multiplier	APS-C Sensor (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	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	Sony a6400	Nikon D40x
Articulated LCD	Tilting	Fixed
Screen size	3”	2,5”
Screen dots	921600	230000
Touch screen	Yes	No
Screen type	TFT LCD	N/A
Live view	Yes	No
Viewfinder Type	Electronic	Optical (pentamirror)
Viewfinder Coverage	100%	95%
Viewfinder Magnification	1.07× (0.71× 35mm equiv.)	0.8× (0.53× 35mm equiv.)
Viewfinder Resolution	2359296	N/A
Photography features	Sony a6400	Nikon D40x
Frames per second	11 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	6 meters	17 meters
External Flash	Yes	Yes
Self-Timer	Yes	Yes
Time-lapse	Yes	Yes
Metering modes	Multi Center Weighted Highlight Weighted Spot Average	Multi Center Weighted Spot
Exposure Compensation	+/- 5 (at 1/3 EV, 1/2 EV steps)	+/- 5 (at 1/3 EV steps)
Videography features	Sony a6400	Nikon D40x
Video recording	Yes	No
Video format	MPEG4 H.264	N/A
Video resolution	1920 x 1080 3840 x 2160	N/A
Built-in Microphone	Yes	No
Built-in Speakers	Yes	No
Storage	Sony a6400	Nikon D40x
Memory Card	Memory Stick Pro Duo SD/SDHC	SD/SDHC
Connectivity	Sony a6400	Nikon D40x
HDMI Output	Yes	No
Microphone Port	Yes	No
Headphone Port	No	No
Wireless	Yes Built-in (802.11b/g/n + NFC + Bluetooth 4.1)	No
Remote Control	Yes (via smartphone)	Yes (Optional (ML-L3))
GPS	No	No
Body & Dimensions	Sony a6400	Nikon D40x
Enviromentally sealed	Yes	No
Battery	Battery Pack	Battery Pack
Battery Details	NP-FW50	Nikon EN-EL9 Lithium-Ion & charger included
Battery Life (CIPA)	410 shots	520 shots
Width	120 mm	124 mm
Height	67 mm	94 mm
Depth	60 mm	64 mm
Weight	403 gram	522 gram