Nikon D810 vs Nikon D70

This is a full comparison between the cameras Nikon D810 and Nikon D70. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Nikon.

Nikon D810 were released 2014 and Nikon D70 was released 2004. That is a 10 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Nikon D810 2014
Nikon D70 2004

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Nikon D810 has a "FX"-sensor while Nikon D70 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 D810 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Nikon D70 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 D810 has a 36 MP (Megapixels) resolution while Nikon D70 has 6 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Nikon D810 36 MP
36152320 pixels
7360 x 4912
Nikon D70 6 MP
6016000 pixels
3008 x 2000

Nikon D810 has a 501 % larger resolution than Nikon D70. 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 D810 has a larger ISO-range than Nikon D70. Nikon D810 has an ISO range that stretches from 64 to 12800 while Nikon D70 has 200 to 1600.

Camera ISO Range
Nikon D810 64-12800
Nikon D70 200-1600

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.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Nikon D810
Lens compatibility chart for Nikon D70

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon D810 can shoot up to 5 pictures per seconds and Nikon D70 can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Nikon D810 5
Nikon D70 3

Ability to record movies

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

Though, neither Nikon D810 or Nikon D70 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 D810 weighs 980 gr (equal to 2,16 lb) which is 44% heavier than Nikon D70 and its 679 gr (or 1,5 lb).

Camera Weight
Nikon D810 980 gr
2,16 lb
Nikon D70 679 gr
1,5 lb