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Canon R5 vs Sony A7S III

Portability
59
Imaging
81
Features
90
Overall
84
Canon EOS R5 front
 
Sony Alpha A7S III front
Portability
61
Imaging
65
Features
92
Overall
75

Canon R5 vs Sony A7S III Key Specs

Canon R5
(Full Review)
  • 45MP - Full frame Sensor
  • 3.2" Fully Articulated Display
  • ISO 100 - 51200 (Increase to 102400)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 8192 x 4320 video
  • Canon RF Mount
  • 738g - 138 x 98 x 88mm
  • Launched July 2020
Sony A7S III
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 80 - 102400 (Push to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 699g - 129 x 97 x 81mm
  • Launched July 2020
  • Old Model is Sony A7S II
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Canon R5 vs Sony A7S III Overview

In this write-up, we will be contrasting the Canon R5 vs Sony A7S III, both Pro Mirrorless digital cameras by companies Canon and Sony. There is a huge difference between the resolutions of the R5 (45MP) and A7S III (12MP) but they feature the same exact sensor sizes (Full frame).

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The R5 was announced at a similar time to the A7S III and they are of a similar generation. Both of these cameras offer the identical body type (SLR-style mirrorless).

Before diving in to a full comparison, below is a quick highlight of how the R5 matches up against the A7S III with regard to portability, imaging, features and an overall score.

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Reasons to pick Canon R5 over the Sony A7S III

 R5 A7S III 
Screen sizing3.2"3"Bigger screen (+0.2")
Screen resolution2100k1440kSharper screen (+660k dot)

Reasons to pick Sony A7S III over the Canon R5

 A7S III R5 

Common features in the Canon R5 and Sony A7S III

 R5 A7S III 
LaunchedJuly 2020July 2020Similar generation
Focus manually More exact focus
Screen typeFully ArticulatedFully articulatedFully Articulated screen
Selfie screen Both good for selfies
Touch screen Quickly navigate

Canon R5 vs Sony A7S III Physical Comparison

For anyone who is going to carry around your camera regularly, you will want to think about its weight and measurements. The Canon R5 comes with outer dimensions of 138mm x 98mm x 88mm (5.4" x 3.9" x 3.5") having a weight of 738 grams (1.63 lbs) while the Sony A7S III has proportions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") having a weight of 699 grams (1.54 lbs).

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Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilising at that moment. The following is the front view proportions comparison of the R5 versus the A7S III.

Canon R5 vs Sony A7S III size comparison

Taking into account size and weight, the portability grade of the R5 and A7S III is 59 and 61 respectively.

Canon R5 vs Sony A7S III top view buttons comparison

Canon R5 vs Sony A7S III Sensor Comparison

Often, it's difficult to see the contrast between sensor sizes just by reading through technical specs. The picture below should give you a much better sense of the sensor sizes in the R5 and A7S III.

As you have seen, both of the cameras offer the same exact sensor sizing albeit not the same resolution. You should count on the Canon R5 to give you greater detail with its extra 33 Megapixels. Higher resolution will also let you crop shots a little more aggressively.

Canon R5 vs Sony A7S III sensor size comparison

Canon R5 vs Sony A7S III Screen and ViewFinder

Canon R5 vs Sony A7S III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Canon R5 as a Portrait photography camera
Sony A7S III as a Portrait photography camera
88
you can focus manually
high MP (45 megapixels)
great sensor size (Full frame)
features face detection autofocus
exports RAW formats
71
you can focus manually
big sensor size (Full frame)
features face detection autofocus
supports RAW formats
resolution not great (12MP)
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Street Comparison

Canon R5 Street photography features
Sony A7S III Street photography features
78
screen can move to multiple angles
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
exports RAW formats
comes with focus via touch
environment proof
great high ISO (51,200)
76
image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
supports RAW formats
has touch to focus
weather proofing
above average ISO range (102,400)
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Sports Comparison

Canon R5 as a Sports photography camera
Sony A7S III as a Sports photography camera
84
great max shutter speed (1/8,000s)
quiet mode (1/8,000s)
has image stabilization (Sensor based 5-axis)
high MP (45 megapixels)
great sensor size (Full frame)
features tracking autofocus
environment proof
comes with phase detect autofocus
not so great battery power (320 shots)
76
great max shutter speed (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
features tracking autofocus
weather proofing
great battery pack (600 shots)
has phase detect autofocus
resolution not great (12MP)
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Travel Comparison

Canon R5 as a Travel photography camera
Sony A7S III as a Travel photography camera
68
environment proof
connects via bluetooth
comes with focus via touch
high MP (45MP)
display is selfie friendly
does not have Time Lapse mode
not so great battery power (320 CIPA)
70
great battery pack (600 per charge)
weather proofing
has bluetooth
has touch to focus
selfie friendly display
resolution not great (12 megapixels)
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Landscape Comparison

Canon R5 Landscape photography advice
Sony A7S III Landscape photography advice
79
you can focus manually
interchangeable lenses (Canon RF mount)
screen size is good (3.2 inch)
has image stabilization (Sensor based 5-axis)
high MP (45MP)
great sensor size (Full frame)
great high ISO (51,200)
exports RAW formats
environment proof
2 card slots
not so great battery power (320 per charge)
does not have Time Lapse mode
77
you can focus manually
switch lenses (Sony E mount)
nice screen size (3 inch)
image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
above average ISO range (102,400)
supports RAW formats
weather proofing
great battery pack (600 CIPA)
two card slots
resolution not great (12 megapixels)
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Vlogging Comparison

Canon R5 Vlogging info
Sony A7S III Vlogging info
79
display is selfie friendly
has touchscreen
has image stabilization (Sensor based 5-axis)
features face detection autofocus
video res high (8192 x 4320 pxls)
does have external mic support
77
selfie friendly display
has touchscreen
image stabilization (Sensor based 5-axis)
features face detection autofocus
video resolution high (3840 x 2160 pixels)
has external microphone socket
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Canon R5 vs Sony A7S III Specifications

Detailed spec comparison table for Canon R5 and Sony A7S III
 Canon EOS R5Sony Alpha A7S III
General Information
Brand Canon Sony
Model type Canon EOS R5 Sony Alpha A7S III
Category Pro Mirrorless Pro Mirrorless
Launched 2020-07-09 2020-07-21
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Powered by Digic X Bionz XR
Sensor type CMOS BSI-CMOS
Sensor size Full frame Full frame
Sensor measurements 36 x 24mm 35.6 x 23.8mm
Sensor area 864.0mm² 847.3mm²
Sensor resolution 45 megapixels 12 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 8192 x 5464 4240 x 2832
Max native ISO 51200 102400
Max enhanced ISO 102400 409600
Min native ISO 100 80
RAW files
Min enhanced ISO 50 50
Autofocusing
Focus manually
Touch to focus
AF continuous
AF single
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 1053 759
Lens
Lens support Canon RF Sony E
Number of lenses 17 121
Crop factor 1 1
Screen
Display type Fully Articulated Fully articulated
Display diagonal 3.2 inches 3 inches
Display resolution 2,100 thousand dots 1,440 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 5,760 thousand dots 9,440 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.76x 0.91x
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/8000 secs 1/8000 secs
Max quiet shutter speed 1/8000 secs -
Continuous shutter rate 12.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash settings no built-in flash no built-in flash
External flash
AEB
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 8192x4320 (30p/​24/​23.98p) 7680x4320 (30p/​23.98p) |4096x2160 (120p/​60p/​30p/​24p/​23.98p) |3840x2160 (120p/​60p/​30p/​23.98p) |1920x1080 (60p/​30p/​23.98p) 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
Max video resolution 8192x4320 3840x2160
Video format MPEG-4, H.264, H.265 MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 738 gr (1.63 lbs) 699 gr (1.54 lbs)
Dimensions 138 x 98 x 88mm (5.4" x 3.9" x 3.5") 129 x 97 x 81mm (5.1" x 3.8" x 3.2")
DXO scores
DXO Overall rating not tested 85
DXO Color Depth rating not tested 23.6
DXO Dynamic range rating not tested 13.3
DXO Low light rating not tested 2993
Other
Battery life 320 photographs 600 photographs
Battery type Battery Pack Battery Pack
Battery ID LP-E6NH NP-FZ100
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting With downloadable app
Type of storage CFexpress and SD (UHS-II) slots Dual SD/CFexpress Type A slots
Card slots Two Two
Retail price $3,899 $3,499