Nikon D780 vs Nikon D3400

This is a full comparison between the cameras Nikon D780 and Nikon D3400. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Nikon.

Nikon D780 were released 2020 and Nikon D3400 was released 2016. That is a 4 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Nikon D780 2020
Nikon D3400 2016

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Nikon D780 has a "FX"-sensor while Nikon D3400 has a "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 D780 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Nikon D3400 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 D780 has a 25 MP (Megapixels) resolution while Nikon D3400 has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Nikon D780 25 MP
24337152 pixels
6048 x 4024
Nikon D3400 24 MP
24000000 pixels
6000 x 4000

Nikon D780 has a 1 % larger resolution than Nikon D3400. 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 D780 has a larger ISO-range than Nikon D3400. Nikon D780 has an ISO range that stretches from 100 to 51200 while Nikon D3400 has 100 to 25600.

Camera ISO Range
Nikon D780 100-51200
Nikon D3400 100-25600

Autofocus and lens compatibility

There is a big difference between these two cameras. Nikon D780 has a built-in autofocus motor but Nikon D3400 does not. If you want to be able to use autofocus on Nikon D3400 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 D780
Lens compatibility chart for Nikon D3400

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon D780 can shoot up to 12 pictures per seconds and Nikon D3400 can shoot up to 5 pictures per seconds.

Camera FPS (Frames per second)
Nikon D780 12
Nikon D3400 5

Ability to record movies

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

In this case, both Nikon D780 and Nikon D3400 can shoot movies.

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 D780 weighs 840 gr (equal to 1,85 lb) which is 113% heavier than Nikon D3400 and its 395 gr (or 0,87 lb).

Camera Weight
Nikon D780 840 gr
1,85 lb
Nikon D3400 395 gr
0,87 lb