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Sony A7R vs Sony FX3

Portability
78
Imaging
74
Features
76
Overall
74
Sony Alpha A7R front
 
Sony FX3 front
Portability
62
Imaging
65
Features
92
Overall
75

Sony A7R vs Sony FX3 Key Specs

Sony A7R
(Full Review)
  • 36MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony E Mount
  • 465g - 127 x 94 x 48mm
  • Introduced February 2014
  • Replacement is Sony A7R II
Sony FX3
(Full Review)
  • 12MP - Full frame Sensor
  • 3.00" Fully Articulated Screen
  • ISO 80 - 102400 (Raise 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
  • Announced February 2021
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Sony A7R vs Sony FX3 Overview

Lets look much closer at the Sony A7R vs Sony FX3, both Pro Mirrorless digital cameras and both of them are produced by Sony. There is a noticeable difference between the resolutions of the A7R (36MP) and FX3 (12MP) but both cameras have the same sensor measurements (Full frame).

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The A7R was manufactured 8 years before the FX3 which is quite a sizable difference as far as tech is concerned. The two cameras have different body design with the Sony A7R being a SLR-style mirrorless camera and the Sony FX3 being a Rangefinder-style mirrorless camera.

Before we go right into a comprehensive comparison, here is a quick summation of how the A7R grades vs the FX3 when considering portability, imaging, features and an overall score.

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Reasons to pick Sony A7R over the Sony FX3

 A7R FX3 

Reasons to pick Sony FX3 over the Sony A7R

 FX3 A7R 
AnnouncedFebruary 2021February 2014More modern by 85 months
Screen typeFully articulatedTiltingFully Articulating screen
Screen resolution1440k1230kCrisper screen (+210k dot)
Selfie screen Take selfies
Touch screen Quickly navigate

Common features in the Sony A7R and Sony FX3

 A7R FX3 
Manual focus Dial accurate focusing
Screen dimensions3"3.00"Equal screen measurements

Sony A7R vs Sony FX3 Physical Comparison

For those who are looking to carry around your camera regularly, you will have to factor its weight and size. The Sony A7R has exterior dimensions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 465 grams (1.03 lbs) whilst the Sony FX3 has specifications of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") and a weight of 716 grams (1.58 lbs).

Compare the Sony A7R vs Sony FX3 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will vary based on the lens you use at that moment. Below is a front view scale comparison of the A7R against the FX3.

Sony A7R vs Sony FX3 size comparison

Using size and weight, the portability grade of the A7R and FX3 is 78 and 62 respectively.

Sony A7R vs Sony FX3 top view buttons comparison

Sony A7R vs Sony FX3 Sensor Comparison

Oftentimes, it is hard to envision the difference between sensor sizes just by reading through specifications. The image underneath may offer you a greater sense of the sensor dimensions in the A7R and FX3.

To sum up, both the cameras have the same sensor dimensions albeit not the same resolution. You can expect the Sony A7R to resolve more detail due to its extra 24MP. Higher resolution can also help you crop shots a bit more aggressively. The more aged A7R is going to be disadvantaged when it comes to sensor tech.

Sony A7R vs Sony FX3 sensor size comparison

Sony A7R vs Sony FX3 Screen and ViewFinder

Sony A7R vs Sony FX3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7R as a Portrait photography camera
Sony FX3 as a Portrait photography camera
84
focusing manually
great resolution (36 megapixels)
great sensor size (Full frame)
features face detection autofocus
supports RAW formats
71
you can focus manually
great sensor size (Full frame)
offers face detection focus
supports RAW formats
sensor resolution not great (12MP)
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Street Comparison

Sony A7R Street photography advice
Sony FX3 Street photography advice
80
screen tilts
great sensor size (Full frame)
supports RAW formats
weather proofing
lighter than competition in class (465 grams)
very good high ISO (25,600)
no image stabilization
76
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
supports RAW formats
comes with focus by touch
weather sealing
very good ISO range (102,400)
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Sports Comparison

Sony A7R as a Sports photography camera
Sony FX3 as a Sports photography camera
62
great max shutter speed (1/8,000 seconds)
great resolution (36 megapixels)
great sensor size (Full frame)
weather proofing
slow continuous shooting (4.0 frames/s)
no image stabilization
not so great battery pack (340 CIPA)
doesn't have phase detect autofocus
76
max shutter speed is good (1/8,000s)
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
offers tracking autofocus
weather sealing
great battery pack (600 shots)
comes with phase detect auto focus
sensor resolution not great (12 megapixels)
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Travel Comparison

Sony A7R Travel photography advice
Sony FX3 Travel photography advice
70
lighter than competition in class (465 grams)
weather proofing
great resolution (36MP)
not so great battery pack (340 per charge)
does not contain selfie friendly display
71
great battery pack (600 per charge)
weather sealing
supports bluetooth
comes with focus by touch
selfie friendly display
sensor resolution not great (12MP)
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Landscape Comparison

Sony A7R Landscape photography factors
Sony FX3 Landscape photography factors
78
focusing manually
interchangeable lenses (Sony E mount)
screen size is good (3 inch)
great resolution (36MP)
great sensor size (Full frame)
doesnt have anti aliasing filter
very good high ISO (25,600)
supports RAW formats
weather proofing
no image stabilization
not so great battery pack (340 per charge)
77
you can focus manually
swap lenses (Sony E mount)
pretty good screen size (3.00 inch)
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
very good ISO range (102,400)
supports RAW formats
weather sealing
great battery pack (600 CIPA)
has double storage slots
sensor resolution not great (12 megapixels)
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Vlogging Comparison

Vlogging with Sony A7R
Vlogging with Sony FX3
36
features face detection autofocus
video resolution high (1920 x 1080 pixels)
comes with external mic port
lighter than competition in class (465 grams)
does not contain selfie friendly display
no image stabilization
77
selfie friendly display
touchscreen capability
has image stabilization (Sensor based 5-axis)
offers face detection focus
high video quality (3840 x 2160 pixels)
does have external microphone port
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Sony A7R vs Sony FX3 Specifications

Detailed spec comparison table for Sony A7R and Sony FX3
 Sony Alpha A7RSony FX3
General Information
Brand Name Sony Sony
Model type Sony Alpha A7R Sony FX3
Type Pro Mirrorless Pro Mirrorless
Introduced 2014-02-13 2021-02-23
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Chip Bionz X -
Sensor type CMOS BSI-CMOS
Sensor size Full frame Full frame
Sensor measurements 35.9 x 24mm 35.6 x 23.8mm
Sensor surface area 861.6mm² 847.3mm²
Sensor resolution 36MP 12MP
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 7360 x 4912 4240 x 2832
Maximum native ISO 25600 102400
Maximum enhanced ISO - 409600
Min native ISO 100 80
RAW support
Min enhanced ISO - 50
Autofocusing
Focus manually
Touch focus
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 25 759
Lens
Lens support Sony E Sony E
Amount of lenses 121 187
Crop factor 1 1
Screen
Screen type Tilting Fully articulated
Screen sizing 3" 3.00"
Screen resolution 1,230 thousand dot 1,440 thousand dot
Selfie friendly
Liveview
Touch operation
Screen tech Xtra Fine LCD -
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 2,359 thousand dot -
Viewfinder coverage 100% -
Viewfinder magnification 0.71x -
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/8000 secs 1/8000 secs
Continuous shutter speed 4.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash modes no built-in flash no built-in flash
External flash
AE bracketing
WB bracketing
Max flash sync 1/160 secs -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) 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 1920x1080 3840x2160
Video format MPEG-4, AVCHD MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 465 gr (1.03 pounds) 716 gr (1.58 pounds)
Physical dimensions 127 x 94 x 48mm (5.0" x 3.7" x 1.9") 130 x 78 x 85mm (5.1" x 3.1" x 3.3")
DXO scores
DXO Overall rating 95 85
DXO Color Depth rating 25.6 24.2
DXO Dynamic range rating 14.1 13.4
DXO Low light rating 2746 3900
Other
Battery life 340 photos 600 photos
Battery form Battery Pack Battery Pack
Battery ID NP-FW50 NP-FZ100
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting With downloadable app With downloadable app
Type of storage SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo Dual SD/CFexpress Type A slots
Storage slots One 2
Launch pricing $1,898 $3,900