Fujifilm X-S20 vs Nikon D3100

This is a full comparison between the cameras Fujifilm X-S20 and Nikon D3100. We compare them by looking at the categories you see below.


Fujifilm X-S20 is manufacturered by Fujifilm but Nikon D3100 is from Nikon. Both Fujifilm and Nikon are well known brands though.

Fujifilm X-S20 were released 2023 and Nikon D3100 was released 2010. That is a 13 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Fujifilm X-S20 2023
Nikon D3100 2010

Type of camera

Fujifilm X-S20 is a Mirrorless camera while Nikon D3100 is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Fujifilm X-S20 has a "Fujifilm APS-C"-sensor while Nikon D3100 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 **
Fujifilm X-S20 75 mm
Fujifilm sensor
Crop factor/focal length multiplier by * 1.5
Nikon D3100 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:


Fujifilm X-S20 has a 26 MP (Megapixels) resolution while Nikon D3100 has 14,2 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Fujifilm X-S20 26 MP
25958400 pixels
6240 x 4160
Nikon D3100 14,2 MP
14155776 pixels
4608 x 3072

Fujifilm X-S20 has a 83 % larger resolution than Nikon D3100. 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 D3100 has a larger ISO-range than Fujifilm X-S20. Nikon D3100 has an ISO range that stretches from 100 to 12800 while Fujifilm X-S20 has 160 to 12800.

Camera ISO Range
Fujifilm X-S20 160-12800
Nikon D3100 100-12800

Autofocus and lens compatibility

There is a big difference between these two cameras. Fujifilm X-S20 has a built-in autofocus motor but Nikon D3100 does not. If you want to be able to use autofocus on Nikon D3100 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 Fujifilm X-S20
Lens compatibility chart for Nikon D3100

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm X-S20 can shoot up to 8 pictures per seconds and Nikon D3100 can shoot up to 3 pictures per seconds.

Camera FPS (Frames per second)
Fujifilm X-S20 8
Nikon D3100 3

Ability to record movies

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

In this case, both Fujifilm X-S20 and Nikon D3100 can shoot movies.


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 D3100 weighs 505 gr (equal to 1.11 lb) which is 3% heavier than Fujifilm X-S20 and its 491 gr (or 1.08 lb).

Camera Weight
Fujifilm X-S20 491 gr
1.08 lb
Nikon D3100 505 gr
1.11 lb

Fujifilm X-S20 vs Nikon D3100 Specs

Below you will find the complete and detailed technical specs for both Fujifilm X-S20 and Nikon D3100, 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.

Fujifilm X-S20
Nikon D3100
Name Fujifilm X-S20 Nikon D3100
Manufacturer Fujifilm Nikon
Release Date and Price
Fujifilm X-S20
Nikon D3100
Release Year 2023 2010
Release Date 2023-05-24 2010-08-19
MSRP 1299 USD 699 USD
Buy it today
Camera Type
Fujifilm X-S20
Nikon D3100
Camera Type Mirrorless DSLR
Fujifilm X-S20
Nikon D3100
Sensor Size APS-C (approx 23.5 x 15.6 mm) APS-C (approx 23.7 x 15.5 mm)
Also known as "DX"
Resolution 6240 x 4160 pixels 4608 x 3072 pixels
Megapixels 26 MP 14,2 MP
Image Processor X-Processor 5 EXPEED 2
Fujifilm X-S20
Nikon D3100
ISO Range 160 - 12800 100 - 12800
White Balance Presets 7 12
Custom White Balance Yes Yes
Image Stabilization Yes
Image Stabilization CIPA Rating 7 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Fujifilm X-S20
Nikon D3100
Autofocus Motor Yes No
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Face Detection
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Face Detection
Focus Points 425 11
Lens Mount Fujifilm X

See Compatible Lenses
Nikon F

See Compatible Lenses
Focal Length Multiplier APS-C Sensor (1.5x)
1.5x multiplier
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
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
Screen & Viewfinder
Fujifilm X-S20
Nikon D3100
Articulated LCD Fully articulated Fixed
Screen size 3 3
Screen dots 1840000 230000
Touch screen Yes No
Screen type TFT LCD TFT LCD monitor
Live view Yes Yes
Viewfinder Type Electronic Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.93 (0.62 35mm equiv.) 0.8 (0.53 35mm equiv.)
Viewfinder Resolution 2360000 N/A
Photography features
Fujifilm X-S20
Nikon D3100
Frames per second 8 fps 3 fps
Minimum Shutter Speed 900 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/4000 seconds
Built-in Flash Yes Yes
Built-in Flash Range 7 meters 12 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes No
Metering modes Multi
Center Weighted
Center Weighted
Exposure Compensation +/- 5 (at 1/3 EV steps) +/- 5 (at 1/3 EV steps)
Videography features
Fujifilm X-S20
Nikon D3100
Video recording Yes Yes
Video format MPEG4
Video resolution 1920 x 1080
3840 x 2160
4096 x 2160
1280 x 720
1920 x 1080
Built-in Microphone Yes Yes
Built-in Speakers Yes No
Fujifilm X-S20
Nikon D3100
Memory Card SD/SDHC
Fujifilm X-S20
Nikon D3100
HDMI Output Yes Yes
Microphone Port Yes No
Headphone Port Yes No
Wireless Yes
Built-in (802.11b/g/n + Bluetooth)
Eye-Fi Connected
Remote Control Yes (via smartphone and wired remote) Optional
GPS No Yes
Body & Dimensions
Fujifilm X-S20
Nikon D3100
Enviromentally sealed No No
Battery Battery Pack Battery Pack
Battery Details NP-W235
Lithium-Ion EN-EL14 rechargeable battery & charger
Battery Life (CIPA) 750 shots N/A
Width 127 mm 124 mm
Height 85 mm 96 mm
Depth 65 mm 75 mm
Weight 491 gram 505 gram