Canon R3 vs Sony A7S III
Portability
52 Imaging
78 Features
93 Overall
84
52 Imaging
78 Features
93 Overall
84
Portability
61 Imaging
65 Features
92 Overall
75
61 Imaging
65 Features
92 Overall
75
Canon R3 vs Sony A7S III Key Specs
Canon R3
(Full Review)
(Full Review)
- 24MP - Full frame Sensor
- 3.2" Fully Articulated Display
- ISO 100 - 102400 (Push to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 6000 x 3164 video
- Canon RF Mount
- 1015g - 150 x 143 x 87mm
- Announced September 2021
Sony A7S III
(Full Review)
(Full Review)
- 12MP - Full frame Sensor
- 3" Fully Articulated Display
- ISO 80 - 102400 (Bump 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
- Superseded the Sony A7S II
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Following is a thorough analysis of the Canon R3 vs Sony A7S III, both Pro Mirrorless cameras by companies Canon and Sony. There is a huge difference among the sensor resolutions of the R3 (24MP) and A7S III (12MP) but they come with the same exact sensor sizes (Full frame).
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe R3 was launched 14 months after the A7S III making the cameras a generation away from each other. Both cameras offer the identical body type (SLR-style mirrorless).
Before diving in to a step-by-step comparison, below is a quick synopsis of how the R3 scores against the A7S III with regard to portability, imaging, features and an overall score.
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Here is a sample of the gallery pics for Canon EOS R3 and Sony Alpha A7S III. The complete galleries are viewable at Canon R3 Gallery and Sony A7S III Gallery.
Reasons to pick Canon R3 over the Sony A7S III
| R3 | A7S III | |||
|---|---|---|---|---|
| Launched | September 2021 |  | July 2020 | More modern by 14 months |
| Display sizing | 3.2" |  | 3" | Larger display (+0.2") |
| Display resolution | 4150k |  | 1440k | Crisper display (+2710k dot) |
Reasons to pick Sony A7S III over the Canon R3
| A7S III | R3 |
|---|
Common features in the Canon R3 and Sony A7S III
| R3 | A7S III | |||
|---|---|---|---|---|
| Manual focus |  | More accurate focusing | ||
| Display type | Fully Articulated |  | Fully articulated | Fully Articulated display |
| Selfie screen |  | Both are selfie friendly | ||
| Touch friendly display |  | Easily navigate |
Canon R3 vs Sony A7S III Physical Comparison
When you are looking to carry around your camera frequently, you'll need to factor its weight and dimensions. The Canon R3 provides outer dimensions of 150mm x 143mm x 87mm (5.9" x 5.6" x 3.4") and a weight of 1015 grams (2.24 lbs) while the Sony A7S III has dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") accompanied by a weight of 699 grams (1.54 lbs).
Contrast the Canon R3 vs Sony A7S III in the latest Camera with Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilising at the time. Here is the front view dimension comparison of the R3 and the A7S III.
Taking into account size and weight, the portability score of the R3 and A7S III is 52 and 61 respectively.
Canon R3 vs Sony A7S III Sensor Comparison
Generally, it can be tough to visualise the contrast in sensor sizes only by checking out specs. The image below will help offer you a clearer sense of the sensor sizes in the R3 and A7S III.
As you can plainly see, both of the cameras offer the same exact sensor sizing but not the same resolution. You should expect to see the Canon R3 to show more detail utilizing its extra 12MP. Greater resolution will make it easier to crop pics a little more aggressively. The more modern R3 is going to have an advantage in sensor innovation.
Canon R3 vs Sony A7S III Screen and ViewFinder
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Portrait Comparison
Canon R3 Portrait photography factors
Sony A7S III Portrait photography factors
manual focus
decent sensor resolution (24MP)
large sensor size (Full frame)
supports face detect autofocus
exports RAW formats
manual focus
big sensor size (Full frame)
provides face detect autofocus
supports RAW files
sensor resolution low (12 megapixels)
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Street photography with Canon R3
Street photography with Sony A7S III
fully articulated screen
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
exports RAW formats
offers focus via touch
environment sealing
very good ISO range (102,400)
heavier than others in class (1,015 grams)
has image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
supports RAW files
comes with touch to focus
environment proofing
above average high ISO (102,400)
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Canon R3 Sports photography info
Sony A7S III Sports photography info
max shutter speed is good (1/8,000 seconds)
silent shutter (1/64,000 seconds)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (24MP)
large sensor size (Full frame)
supports tracking focus
environment sealing
better than average battery power (760 CIPA)
sensor has phase detect autofocus
great max shutter speed (1/8,000s)
has image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
provides tracking focus
environment proofing
better than average battery pack (600 per charge)
comes with phase detect autofocus
sensor resolution low (12 megapixels)
Photography GlossaryTravel Comparison
Canon R3 as a Travel photography camera
Sony A7S III as a Travel photography camera
better than average battery power (760 shots)
environment sealing
has bluetooth
offers focus via touch
decent sensor resolution (24 megapixels)
selfie friendly display
heavier than others in class (1,015g)
better than average battery pack (600 CIPA)
environment proofing
has bluetooth
comes with touch to focus
screen is selfie friendly
sensor resolution low (12 megapixels)
Body cameras now worn by bakery staff to deter stealingLandscape Comparison
Canon R3 Landscape photography highlights
Sony A7S III Landscape photography highlights
manual focus
swap lenses (Canon RF mount)
screen size is good (3.2 inch)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (24 megapixels)
large sensor size (Full frame)
very good ISO range (102,400)
exports RAW formats
environment sealing
better than average battery power (760 per charge)
has double storage slots
manual focus
switch lenses (Sony E mount)
pretty good screen size (3 inch)
has image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
above average high ISO (102,400)
supports RAW files
environment proofing
better than average battery pack (600 per charge)
two card slots
sensor resolution low (12MP)
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Vlogging with Canon R3
Vlogging with Sony A7S III
selfie friendly display
touchscreen enabled
built in image stabilization (Sensor based 5-axis)
supports face detect autofocus
high res video (6000 x 3164 resolution)
includes mic port
heavier than others in class (1,015 grams)
screen is selfie friendly
touchscreen functionality
has image stabilization (Sensor based 5-axis)
provides face detect autofocus
video resolution high (3840 x 2160 pxls)
does have microphone socket
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Canon R3 vs Sony A7S III Specifications
| Canon EOS R3 | Sony Alpha A7S III | |
|---|---|---|
| General Information | ||
| Company | Canon | Sony |
| Model | Canon EOS R3 | Sony Alpha A7S III |
| Type | Pro Mirrorless | Pro Mirrorless |
| Announced | 2021-09-14 | 2020-07-21 |
| Physical type | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Processor | - | Bionz XR |
| Sensor type | Stacked 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 | 24MP | 12MP |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Highest Possible resolution | 6000 x 4000 | 4240 x 2832 |
| Maximum native ISO | 102400 | 102400 |
| Maximum enhanced ISO | 204800 | 409600 |
| Lowest native ISO | 100 | 80 |
| RAW format | ||
| Lowest enhanced ISO | 50 | 50 |
| Autofocusing | ||
| Manual focus | ||
| Touch to focus | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | 1053 | 759 |
| Lens | ||
| Lens mount | Canon RF | Sony E |
| Available lenses | 27 | 121 |
| Focal length multiplier | 1 | 1 |
| Screen | ||
| Display type | Fully Articulated | Fully articulated |
| Display diagonal | 3.2 inches | 3 inches |
| Display resolution | 4,150 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 | 30s | 30s |
| Max shutter speed | 1/8000s | 1/8000s |
| Max quiet shutter speed | 1/64000s | - |
| Continuous shutter rate | 12.0 frames per second | 10.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Set white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash modes | no built-in flash | no built-in flash |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Max flash synchronize | 1/250s | - |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 6000x3164 (60p/50p/30p/24p/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 |
| Maximum video resolution | 6000x3164 | 3840x2160 |
| Video file 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 | USB 3.2 Gen 2 (10 GBit/sec) | USB 3.2 Gen 1 (5 GBit/sec) |
| GPS | Yes | None |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 1015g (2.24 lbs) | 699g (1.54 lbs) |
| Dimensions | 150 x 143 x 87mm (5.9" x 5.6" x 3.4") | 129 x 97 x 81mm (5.1" x 3.8" x 3.2") |
| DXO scores | ||
| DXO Overall score | 96 | 85 |
| DXO Color Depth score | 25.0 | 23.6 |
| DXO Dynamic range score | 14.7 | 13.3 |
| DXO Low light score | 4086 | 2993 |
| Other | ||
| Battery life | 760 photographs | 600 photographs |
| Type of battery | Battery Pack | Battery Pack |
| Battery model | LP-E19 | NP-FZ100 |
| Self timer | Yes | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
| Time lapse recording | With downloadable app | |
| Type of storage | SD/ SDHC/ SDXC (UHS-II supported) + CFexpress Type B | Dual SD/CFexpress Type A slots |
| Card slots | Two | Two |
| Retail price | $6,000 | $3,499 |