Nikon Z9 vs Nikon D100

This is a full comparison between the cameras Nikon Z9 and Nikon D100. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Nikon.

Nikon Z9 were released 2021 and Nikon D100 was released 2002. That is a 19 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Nikon Z9 2021
Nikon D100 2002

Type of camera

Nikon Z9 is a Mirrorless camera while Nikon D100 is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Nikon Z9 has a "Nikon FX"-sensor while Nikon D100 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 Z9 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Nikon D100 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 Z9 has a 46 MP (Megapixels) resolution while Nikon D100 has 6 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Nikon Z9 46 MP
45441024 pixels
8256 x 5504
Nikon D100 6 MP
6016000 pixels
3008 x 2000

Nikon Z9 has a 655 % larger resolution than Nikon D100. 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 Z9 has a larger ISO-range than Nikon D100. Nikon Z9 has an ISO range that stretches from 32 to 102400 while Nikon D100 has 200 to 1600.

Camera ISO Range
Nikon Z9 32-102400
Nikon D100 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 Z9
Lens compatibility chart for Nikon D100

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon Z9 can shoot up to 30 pictures per seconds and Nikon D100 can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Nikon Z9 30
Nikon D100 3

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 Nikon Z9. Unfortunately Nikon D100 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 Z9 weighs 1340 gr (equal to 2.95 lb) which is 72% heavier than Nikon D100 and its 780 gr (or 1.72 lb).

Camera Weight
Nikon Z9 1340 gr
2.95 lb
Nikon D100 780 gr
1.72 lb

Nikon Z9 vs Nikon D100 Specs

Below you will find the complete and detailed technical specs for both Nikon Z9 and Nikon D100, 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 Z9
Nikon D100
Name Nikon Z9 Nikon D100
Manufacturer Nikon Nikon
Release Date and Price
Nikon Z9
Nikon D100
Release Year 2021 2002
Release Date 2021-10-28 2002-02-21
MSRP 5500 USD 1999 USD
Buy it today
Camera Type
Nikon Z9
Nikon D100
Camera Type Mirrorless DSLR
Sensor
Nikon Z9
Nikon D100
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 Full Stacked CMOS CCD
Resolution 8256 x 5504 pixels 3008 x 2000 pixels
Megapixels 46 MP 6 MP
Image Processor EXPEED 7 EXPEED
Image
Nikon Z9
Nikon D100
ISO Range 32 - 102400 200 - 1600
White Balance Presets 9 6
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor Shift (Synchro VR with selected lenses))
No
Image Stabilization CIPA Rating 6 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Nikon Z9
Nikon D100
Autofocus Motor Yes Yes
Autofocus Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Focus Points 493 5
Lens Mount Nikon Z

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 Z9
Nikon D100
Articulated LCD Tilting Fixed
Screen size 3.2” 1,8”
Screen dots 2088960 118000
Touch screen Yes No
Screen type TFT LCD N/A
Live view Yes No
Viewfinder Type Electronic Optical (pentaprism)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.8x 0.8× (0.53× 35mm equiv.)
Viewfinder Resolution 3686400 N/A
Photography features
Nikon Z9
Nikon D100
Frames per second 30 fps 3 fps
Minimum Shutter Speed 900 seconds 30 seconds
Maximum Shutter Speed 1/32000 seconds 1/4000 seconds
Built-in Flash No Yes
Built-in Flash Range N/A 11 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes No
Metering modes Multi
Center Weighted
Highlight Weighted
Spot
Multi
Center Weighted
Spot
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV steps) +/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features
Nikon Z9
Nikon D100
Video recording Yes No
Video format H.264
H.265
N/A
Video resolution 1920 x 1080
3840 x 2160
7680 x 4320
N/A
Built-in Microphone Yes No
Built-in Speakers Yes No
Storage
Nikon Z9
Nikon D100
Memory Card Compact Flash Express
XQD
Compact Flash
Connectivity
Nikon Z9
Nikon D100
HDMI Output Yes Yes
Microphone Port Yes No
Headphone Port Yes No
Wireless Yes
Built-in (IEEE 802.11b/g/n/a/ac/Wi-Fi, Bluetooth Low Energy)
No
Remote Control Yes (Via app) Yes (Via Optional vertical grip or software)
GPS Yes
Built-in (GPS, GLONASS, QZSS)
No
Body & Dimensions
Nikon Z9
Nikon D100
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details EN-EL18d (backwards compatible with EN-EL18/a/b/c batteries)
Nikon EN-EL3 lithium-ion battery
Battery Life (CIPA) 740 shots N/A
Width 149 mm 144 mm
Height 150 mm 116 mm
Depth 91 mm 81 mm
Weight 1340 gram 780 gram