Fujifilm X-S20 vs Sony a5100

This is a full comparison between the cameras Fujifilm X-S20 and Sony a5100. We compare them by looking at the categories you see below.

Manufacturing

Fujifilm X-S20 is manufacturered by Fujifilm but Sony a5100 is from Sony. Both Fujifilm and Sony are well known brands though.

Fujifilm X-S20 were released 2023 and Sony a5100 was released 2014. That is a 9 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Fujifilm X-S20 2023
Sony a5100 2014

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Fujifilm X-S20 has a "Fujifilm APS-C"-sensor while Sony a5100 has a "Sony APS-C"-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
Sony a5100 75 mm
Sony APS-C 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:

Resolution

Fujifilm X-S20 has a 26 MP (Megapixels) resolution while Sony a5100 has 24 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
Sony a5100 24 MP
24000000 pixels
6000 x 4000

Fujifilm X-S20 has a 8 % larger resolution than Sony a5100. 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 a5100 has a larger ISO-range than Fujifilm X-S20. Sony a5100 has an ISO range that stretches from 100 to 25600 while Fujifilm X-S20 has 160 to 12800.

Camera ISO Range
Fujifilm X-S20 160-12800
Sony a5100 100-25600

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 Fujifilm X-S20
Lens compatibility chart for Sony a5100

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 Sony a5100 can shoot up to 6 pictures per seconds.

Camera FPS (Frames per second)
Fujifilm X-S20 8
Sony a5100 6

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 Sony a5100 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.

Fujifilm X-S20 weighs 491 gr (equal to 1.08 lb) which is 73% heavier than Sony a5100 and its 283 gr (or 0.62 lb).

Camera Weight
Fujifilm X-S20 491 gr
1.08 lb
Sony a5100 283 gr
0.62 lb

Fujifilm X-S20 vs Sony a5100 Specs

Below you will find the complete and detailed technical specs for both Fujifilm X-S20 and Sony a5100, 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
Fujifilm X-S20
Sony a5100
Name Fujifilm X-S20 Sony a5100
Manufacturer Fujifilm Sony
Release Date and Price
Fujifilm X-S20
Sony a5100
Release Year 2023 2014
Release Date 2023-05-24 2014-08-18
MSRP 1299 USD 549 USD
Buy it today
Camera Type
Fujifilm X-S20
Sony a5100
Camera Type Mirrorless Mirrorless
Sensor
Fujifilm X-S20
Sony a5100
Sensor Size APS-C (approx 23.5 x 15.6 mm) APS-C (approx 23.5 x 15.6 mm)
Sensor Type BSI-CMOS CMOS
Resolution 6240 x 4160 pixels 6000 x 4000 pixels
Megapixels 26 MP 24 MP
Image Processor X-Processor 5 Bionz X
Image
Fujifilm X-S20
Sony a5100
ISO Range 160 - 12800 100 - 25600
White Balance Presets 7 10
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
No
Image Stabilization CIPA Rating 7 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Fujifilm X-S20
Sony a5100
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Focus Points 425 179
Lens Mount Fujifilm X

See Compatible Lenses
Sony E

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
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
Screen & Viewfinder
Fujifilm X-S20
Sony a5100
Articulated LCD Fully articulated Tilting
Screen size 3” 3”
Screen dots 1840000 921600
Touch screen Yes Yes
Screen type TFT LCD TFT LCD
Live view Yes Yes
Viewfinder Type Electronic No Viewfinder
Viewfinder Coverage 100%
Viewfinder Magnification 0.93× (0.62× 35mm equiv.)
Viewfinder Resolution 2360000 0
Photography features
Fujifilm X-S20
Sony a5100
Frames per second 8 fps 6 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 4 meters
External Flash Yes No
Self-Timer Yes Yes
Time-lapse Yes Yes
Metering modes Multi
Center Weighted
Spot
Average
Multi
Center Weighted
Spot
Exposure Compensation +/- 5 (at 1/3 EV steps) +/- 3 (at 1/3 EV steps)
Videography features
Fujifilm X-S20
Sony a5100
Video recording Yes Yes
Video format MPEG4
H.264
H.265
MPEG4
XF-AVC
AVCHD
Video resolution 1920 x 1080
3840 x 2160
4096 x 2160
1440 x 1080
1920 x 1080
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Fujifilm X-S20
Sony a5100
Memory Card SD/SDHC
Memory Stick Pro Duo
SD/SDHC
Connectivity
Fujifilm X-S20
Sony a5100
HDMI Output Yes Yes
Microphone Port Yes No
Headphone Port Yes No
Wireless Yes
Built-in (802.11b/g/n + Bluetooth)
Yes
Built-in (802.11b/g/n with NFC)
Remote Control Yes (via smartphone and wired remote) Yes (wired or PC)
GPS No No
Body & Dimensions
Fujifilm X-S20
Sony a5100
Enviromentally sealed No Yes
Battery Battery Pack Battery Pack
Battery Details NP-W235
NP-FW50 lithium-ion battery and USB charger
Battery Life (CIPA) 750 shots 400 shots
Width 127 mm 110 mm
Height 85 mm 63 mm
Depth 65 mm 36 mm
Weight 491 gram 283 gram