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Sony A9 II vs Sony FX3

Portability
62
Imaging
76
Features
93
Overall
82
Sony Alpha A9 Mark II front
 
Sony FX3 front
Portability
62
Imaging
65
Features
92
Overall
75

Sony A9 II vs Sony FX3 Key Specs

Sony A9 II
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 678g - 129 x 96 x 76mm
  • Introduced October 2019
  • Replaced the Sony A9
Sony FX3
(Full Review)
  • 12MP - Full frame Sensor
  • 3.00" Fully Articulated Display
  • ISO 80 - 102400 (Expand to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 716g - 130 x 78 x 85mm
  • Introduced February 2021
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Sony A9 II vs Sony FX3 Overview

Lets take a deeper look at the Sony A9 II vs Sony FX3, both Pro Mirrorless digital cameras and both are created by Sony. There exists a large gap between the image resolutions of the A9 II (24MP) and FX3 (12MP) but both cameras posses the same sensor sizes (Full frame).

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The A9 II was announced 16 months prior to the FX3 making them a generation apart from one another. Each of the cameras have different body design with the Sony A9 II being a SLR-style mirrorless camera and the Sony FX3 being a Rangefinder-style mirrorless camera.

Before diving into a step-by-step comparison, here is a concise summary of how the A9 II grades versus the FX3 with regard to portability, imaging, features and an overall rating.

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Reasons to pick Sony A9 II over the Sony FX3

 A9 II FX3 

Reasons to pick Sony FX3 over the Sony A9 II

 FX3 A9 II 
IntroducedFebruary 2021October 2019Fresher by 16 months
Display typeFully articulatedTiltingFully Articulating display
Selfie screen Take selfies

Common features in the Sony A9 II and Sony FX3

 A9 II FX3 
Focus manually Dial exact focus
Display dimensions3"3.00"Equal display dimensions
Display resolution1440k1440kExact same display resolution
Touch display Easily navigate

Sony A9 II vs Sony FX3 Physical Comparison

For those who are going to carry your camera frequently, you'll need to think about its weight and volume. The Sony A9 II has got outer dimensions of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") and a weight of 678 grams (1.49 lbs) while the Sony FX3 has sizing of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") along with a weight of 716 grams (1.58 lbs).

Check the Sony A9 II vs Sony FX3 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change based on the lens you have attached at the time. The following is a front view measurements comparison of the A9 II and the FX3.

Sony A9 II vs Sony FX3 size comparison

Using dimensions and weight, the portability rating of the A9 II and FX3 is 62 and 62 respectively.

Sony A9 II vs Sony FX3 top view buttons comparison

Sony A9 II vs Sony FX3 Sensor Comparison

Normally, its tough to envision the contrast between sensor sizing only by looking at technical specs. The visual here should give you a much better sense of the sensor dimensions in the A9 II and FX3.

As you have seen, both the cameras provide the same sensor dimensions but not the same resolution. You can expect to see the Sony A9 II to give you more detail with its extra 12 Megapixels. Greater resolution will help you crop images more aggressively. The older A9 II is going to be disadvantaged with regard to sensor innovation.

Sony A9 II vs Sony FX3 sensor size comparison

Sony A9 II vs Sony FX3 Screen and ViewFinder

Sony A9 II vs Sony FX3 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Sony A9 II Portrait photography information
Sony FX3 Portrait photography information
85
manual focus
megapixel count good (24 megapixels)
sensor size is great (Full frame)
offers face detection autofocus
saves RAW files
71
you can focus manually
sensor size is great (Full frame)
has face detect focus
supports RAW files
low resolution sensor (12 megapixels)
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Street Comparison

Street photography with Sony A9 II
Street photography with Sony FX3
78
screen tilts
built in image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
saves RAW files
has focus via touch
weather sealing
above average ISO range (51,200)
76
has image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
supports RAW files
boasts touch focus
environment proof
very good ISO range (102,400)
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Sports Comparison

Sony A9 II Sports photography info
Sony FX3 Sports photography info
88
maximum shutter speed is high (1/8,000s)
quiet mode (1/32,000s)
high max fps (20.0 fps)
built in image stabilization (Sensor based 5-axis)
megapixel count good (24MP)
sensor size is great (Full frame)
offers tracking autofocus
weather sealing
good battery (690 shots)
has phase detect autofocus
76
max shutter speed is good (1/8,000s)
has image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
has tracking focus
environment proof
good battery pack (600 shots)
sensor has phase detect auto focus
low resolution sensor (12 megapixels)
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Travel Comparison

Sony A9 II Travel photography info
Sony FX3 Travel photography info
73
good battery (690 shots)
weather sealing
has bluetooth
has focus via touch
megapixel count good (24 megapixels)
doesn't have a selfie friendly display
71
good battery pack (600 per charge)
environment proof
supports bluetooth
boasts touch focus
selfie friendly display
low resolution sensor (12MP)
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Landscape Comparison

Sony A9 II Landscape photography features
Sony FX3 Landscape photography features
86
manual focus
interchangeable lenses (Sony E mount)
nice screen size (3")
built in image stabilization (Sensor based 5-axis)
megapixel count good (24MP)
sensor size is great (Full frame)
above average ISO range (51,200)
saves RAW files
weather sealing
good battery (690 shots)
two card slots
77
you can focus manually
change lenses (Sony E mount)
screen is a decent size (3.00")
has image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
very good ISO range (102,400)
supports RAW files
environment proof
good battery pack (600 shots)
has double storage slots
low resolution sensor (12MP)
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Vlogging Comparison

Vlogging with Sony A9 II
Vlogging with Sony FX3
36
touchscreen enabled
built in image stabilization (Sensor based 5-axis)
offers face detection autofocus
video res high (3840 x 2160 pxls)
has external microphone socket
doesn't have a selfie friendly display
77
selfie friendly display
touchscreen functionality
has image stabilization (Sensor based 5-axis)
has face detect focus
great video quality (3840 x 2160 resolution)
includes mic port
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Sony A9 II vs Sony FX3 Specifications

Detailed spec comparison table for Sony A9 II and Sony FX3
 Sony Alpha A9 Mark IISony FX3
General Information
Manufacturer Sony Sony
Model Sony Alpha A9 Mark II Sony FX3
Category Pro Mirrorless Pro Mirrorless
Introduced 2019-10-03 2021-02-23
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor BIONZ X -
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame Full frame
Sensor dimensions 35.6 x 23.8mm 35.6 x 23.8mm
Sensor surface area 847.3mm² 847.3mm²
Sensor resolution 24 megapixel 12 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Highest Possible resolution 6000 x 4000 4240 x 2832
Maximum native ISO 51200 102400
Maximum enhanced ISO 204800 409600
Lowest native ISO 100 80
RAW photos
Lowest enhanced ISO 50 50
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 693 759
Lens
Lens mounting type Sony E Sony E
Available lenses 121 187
Focal length multiplier 1 1
Screen
Screen type Tilting Fully articulated
Screen size 3 inch 3.00 inch
Resolution of screen 1,440k dot 1,440k dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 3,686k dot -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.78x -
Features
Min shutter speed 30s 30s
Max shutter speed 1/8000s 1/8000s
Max silent shutter speed 1/32000s -
Continuous shutter speed 20.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range no built-in flash no built-in flash
Flash options Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync no built-in flash
Hot shoe
AEB
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 3840x2160 3840x2160
Video data format MPEG-4, AVCHD, H.264 MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Mic jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 678 gr (1.49 pounds) 716 gr (1.58 pounds)
Physical dimensions 129 x 96 x 76mm (5.1" x 3.8" x 3.0") 130 x 78 x 85mm (5.1" x 3.1" x 3.3")
DXO scores
DXO Overall score not tested 85
DXO Color Depth score not tested 24.2
DXO Dynamic range score not tested 13.4
DXO Low light score not tested 3900
Other
Battery life 690 pictures 600 pictures
Type of battery Battery Pack Battery Pack
Battery model NP-FZ100 NP-FZ100
Self timer Yes (2, 5, 10 secs + continuous, 3 or 5 frames) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting With downloadable app
Type of storage Dual SD/SDHC/SDXC slots (UHS-II compatible) Dual SD/CFexpress Type A slots
Storage slots Two Two
Price at release $4,498 $3,900