Fujifilm X-A3 vs Canon EOS R3

This is a full comparison between the cameras Fujifilm X-A3 and Canon EOS R3. We compare them by looking at the categories you see below.

Manufacturing

Fujifilm X-A3 is manufacturered by Fujifilm but Canon EOS R3 is from Canon. Both Fujifilm and Canon are well known brands though.

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 Canon EOS R3 has a "Canon Full Frame"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

** 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 Canon EOS R3 has 24 MP. If we break down this in more detail this is the data behind the numbers:

ISO range

Canon EOS R3 has a larger ISO-range than Fujifilm X-A3. Canon EOS R3 has an ISO range that stretches from 100 to 102400 while Fujifilm X-A3 has 200 to 6400.

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.

Worth mentioning is that Canon EOS R3 belongs to the Canon EOS R-system and needs an adapter to work with Canons EF, EF-S, MP-E, and TS-E lenses. You can read more about this adapter here:
Canon Lens Mount Adapter EF-EOS R

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Fujifilm X-A3
Lens compatibility chart for Canon EOS R3

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 Canon EOS R3 can shoot up to 30 pictures per seconds.

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 Canon EOS R3 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.

Canon EOS R3 weighs 1015 gr (equal to 2.24 lb) which is 199% heavier than Fujifilm X-A3 and its 339 gr (or 0.75 lb).

Fujifilm X-A3 vs Canon EOS R3 Specs

Below you will find the complete and detailed technical specs for both Fujifilm X-A3 and Canon EOS R3, 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	Canon EOS R3
Name	Fujifilm X-A3	Canon EOS R3
Manufacturer	Fujifilm	Canon
Release Date and Price	Fujifilm X-A3	Canon EOS R3
Release Year	2016	2021
Release Date	2016-08-25	2021-04-14
MSRP	599 USD	5999 USD
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Camera Type	Fujifilm X-A3	Canon EOS R3
Camera Type	Mirrorless	Mirrorless
Sensor	Fujifilm X-A3	Canon EOS R3
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	DIGIC X
Image	Fujifilm X-A3	Canon EOS R3
ISO Range	200 - 6400	100 - 102400
White Balance Presets	7	6
Custom White Balance	Yes	No
Image Stabilization	No	Yes (Sensor-Shift)
Image Stabilization CIPA Rating	0 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Fujifilm X-A3	Canon EOS R3
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	1053
Lens Mount	Fujifilm X See Compatible Lenses	Canon RF 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	Canon EOS R3
Articulated LCD	Tilting	Fully articulated
Screen size	3”	3.2”
Screen dots	1040000	4150000
Touch screen	Yes	Yes
Screen type	TFT LCD	TFT LCD
Live view	Yes	Yes
Viewfinder Type	No Viewfinder	Electronic
Viewfinder Coverage		100%
Viewfinder Magnification		0.76×
Viewfinder Resolution	0	5760000
Photography features	Fujifilm X-A3	Canon EOS R3
Frames per second	6 fps	30 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 Spot Partial
Exposure Compensation	+/- 3 (at 1/3 EV steps)	+/- 3 (at 1/3 EV, 1/2 EV steps)
Videography features	Fujifilm X-A3	Canon EOS R3
Video recording	Yes	Yes
Video format	MPEG4 H.264	MPEG4 H.264 H.265
Video resolution	1280 x 720 1920 x 1080	1920 x 1080 3840 x 2160 4096 x 2160
Built-in Microphone	Yes	Yes
Built-in Speakers	Yes	Yes
Storage	Fujifilm X-A3	Canon EOS R3
Memory Card	SD/SDHC	Compact Flash Express SD/SDHC
Connectivity	Fujifilm X-A3	Canon EOS R3
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 + Bluetooth)
Remote Control	Yes (wired or via smartphone)	Yes (via smartphone)
GPS	No	Yes Built-in
Body & Dimensions	Fujifilm X-A3	Canon EOS R3
Enviromentally sealed	No	Yes
Battery	Battery Pack	Built-in
Battery Details	NP-W126S lithium-ion battery & USB charger	LP-E19 lithium-ion battery & charger
Battery Life (CIPA)	410 shots	760 shots
Width	117 mm	150 mm
Height	67 mm	143 mm
Depth	40 mm	87 mm
Weight	339 gram	1015 gram