Fujifilm X-A3 vs Sony a9 II

This is a full comparison between the cameras Fujifilm X-A3 and Sony a9 II. We compare them by looking at the categories you see below.

Manufacturing

Fujifilm X-A3 is manufacturered by Fujifilm but Sony a9 II is from Sony. Both Fujifilm and Sony are well known brands though.

Fujifilm X-A3 were released 2016 and Sony a9 II was released 2019. That is a 3 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Fujifilm X-A3 2016
Sony a9 II 2019

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Fujifilm X-A3 has a "Fujifilm APS-C"-sensor while Sony a9 II has a "Sony Full Frame"-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-A3 75 mm
Fujifilm sensor
Crop factor/focal length multiplier by * 1.5
Sony a9 II 50 mm
Full-frame sensor
No crop factor/focal length multiplier

** 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

Both these cameras have the exact same resolution. Fujifilm X-A3 has a 24 MP (Megapixels) resolution while Sony a9 II has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Fujifilm X-A3 24 MP
24000000 pixels
6000 x 4000
Sony a9 II 24 MP
24000000 pixels
6000 x 4000

ISO range

Sony a9 II has a larger ISO-range than Fujifilm X-A3. Sony a9 II has an ISO range that stretches from 100 to 51200 while Fujifilm X-A3 has 200 to 6400.

Camera ISO Range
Fujifilm X-A3 200-6400
Sony a9 II 100-51200

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-A3
Lens compatibility chart for Sony a9 II

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm X-A3 can shoot up to 6 pictures per seconds and Sony a9 II can shoot up to 20 pictures per seconds.

Camera FPS (Frames per second)
Fujifilm X-A3 6
Sony a9 II 20

Ability to record movies

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

In this case, both Fujifilm X-A3 and Sony a9 II 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.

Sony a9 II weighs 678 gr (equal to 1.49 lb) which is 100% heavier than Fujifilm X-A3 and its 339 gr (or 0.75 lb).

Camera Weight
Fujifilm X-A3 339 gr
0.75 lb
Sony a9 II 678 gr
1.49 lb

Fujifilm X-A3 vs Sony a9 II Specs

Below you will find the complete and detailed technical specs for both Fujifilm X-A3 and Sony a9 II, 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-A3
Sony a9 II
Name Fujifilm X-A3 Sony a9 II
Manufacturer Fujifilm Sony
Release Date and Price
Fujifilm X-A3
Sony a9 II
Release Year 2016 2019
Release Date 2016-08-25 2019-10-03
MSRP 599 USD 4499 USD
Buy it today
Camera Type
Fujifilm X-A3
Sony a9 II
Camera Type Mirrorless Mirrorless
Sensor
Fujifilm X-A3
Sony a9 II
Sensor Size APS-C (approx 23.5 x 15.6 mm) Full Frame (approx 36 x 24 mm)
Sensor Type CMOS Stacked CMOS
Resolution 6000 x 4000 pixels 6000 x 4000 pixels
Megapixels 24 MP 24 MP
Image Processor EXR Processor II Bionz X
Image
Fujifilm X-A3
Sony a9 II
ISO Range 200 - 6400 100 - 51200
White Balance Presets 7 9
Custom White Balance Yes Yes
Image Stabilization No Yes
(Sensor-Shift (5-axis))
Image Stabilization CIPA Rating 0 stops 5.5 stops
Uncompressed format RAW RAW
Optics & Focus
Fujifilm X-A3
Sony a9 II
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
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 77 693
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
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
Screen & Viewfinder
Fujifilm X-A3
Sony a9 II
Articulated LCD Tilting Tilting
Screen size 3” 3”
Screen dots 1040000 1440000
Touch screen Yes Yes
Screen type TFT LCD TFT LCD
Live view Yes Yes
Viewfinder Type No Viewfinder Electronic
Viewfinder Coverage 100%
Viewfinder Magnification 0.78x
Viewfinder Resolution 0 3686400
Photography features
Fujifilm X-A3
Sony a9 II
Frames per second 6 fps 20 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/8000 seconds
Built-in Flash Yes No
Built-in Flash Range 7 meters N/A
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse No Yes
Metering modes Multi
Spot
Average
Multi
Center Weighted
Highlight Weighted
Spot
Average
Exposure Compensation +/- 3 (at 1/3 EV steps) +/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features
Fujifilm X-A3
Sony a9 II
Video recording Yes Yes
Video format MPEG4
H.264
MPEG4
H.264
AVCHD
Video resolution 1280 x 720
1920 x 1080
1280 x 720
1920 x 1080
3840 x 2160
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Fujifilm X-A3
Sony a9 II
Memory Card SD/SDHC
SD/SDHC
Connectivity
Fujifilm X-A3
Sony a9 II
HDMI Output Yes Yes
Microphone Port No Yes
Headphone Port No Yes
Wireless Yes
Built-in (802.11b/g/n)
Yes
Built-in (802.11ac + NFC + Bluetooth)
Remote Control Yes (wired or via smartphone) Yes (Wired or wireless)
GPS No No
Body & Dimensions
Fujifilm X-A3
Sony a9 II
Enviromentally sealed No Yes
Battery Battery Pack Battery Pack
Battery Details NP-W126S lithium-ion battery & USB charger
NP-FZ100
Battery Life (CIPA) 410 shots 690 shots
Width 117 mm 129 mm
Height 67 mm 96 mm
Depth 40 mm 76 mm
Weight 339 gram 678 gram