Canon EOS R vs Sony A7R IV

Cameras
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Canon EOS R vs Sony A7R IV

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35mm 864.0mm²
30.3 megapixels
ISO 100 - 40,000

Go in depth with our full Canon EOS R Review.
How does it shoot? Canon EOS R in the real world.
See real-world photos taken with the EOS R.
Compare Canon EOS R image quality against competitors.
What’s the bottom line? Read our Canon EOS R conclusion.

35mm 849.7mm²
61.0 megapixels
ISO 100 - 32,000

Go in depth with our full Sony A7R IV Review.
How does it shoot? Sony A7R IV in the real world.
See real-world photos taken with the A7R IV.
Compare Sony A7R IV image quality against competitors.
What’s the bottom line? Read our Sony A7R IV conclusion.

Succeeded by the Sony A7R V

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Differences

Canon EOS R advantages over Sony A7R IV

Tilt-swivel screen
Tilt-swivel vs tilt-only
Tilt and swivel the screen for maximum shooting flexibility
Bigger pixels
~ 5.36 vs 3.76 microns
Better low-light and dynamic range (all else equal)
Top deck display
Yes vs No
Check settings with a screen on top of the camera
More dots on screen
2100k vs 1440k dots
Can mean greater resolution or a brighter screen
Less shutter lag
0.10 vs 0.20 sec
Focus and take a photo quickly (wide angle)
Has anti-aliasing filter
Filter vs No Filter
Reduces unsightly moiré in photos
Bigger JPEG buffer
126 vs 70 shots
Take more JPEG shots before waiting (burst mode)
Faster RAW shooting
8.0 fps vs 7.2 fps
Faster RAW shooting in burst mode
Bigger RAW buffer
65 vs 32 shots
Larger buffer for RAW shots (burst mode)

Sony A7R IV advantages over Canon EOS R

In-Camera Image Stabilization
Yes vs No
Reduces the effects of camera shake at slower shutter speeds
High resolution composite
Yes vs No
Combine multiple shots to form a super hi-res version
Fast startup
~1.30 vs 2.1 sec
Faster startup lets you catch the moment
NFC
Yes vs No
Simplifies pairing your camera with supported phones
Higher effective ISO

Higher effective ISO

Maximum effective ISO is an estimate of the highest sensitivity at which a camera can capture excellent quality photos.

Cameras with higher effective ISO will be better choices for indoor photography, night shooting, and indoor sports photography, especially if you intend to make large prints.

You can learn more at our glossary entry.

Maximum effective ISO test data courtesy of DxO Mark.
A7R IV test data on DxO Mark EOS R test data on DxO Mark

3,344 vs 2,742 iso
Take photos in low light with less noise
Longer stills battery life
More info

Longer stills battery life

Cameras with longer battery life can take more photos before exhausting their batteries.

Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

670 vs 370 shots
Capture more photos
More pixels
61.0 vs 30.3 megapixels
Higher resolution photos
Dual card slots
Yes vs No
Gives you more storage flexibility
Lacks anti-aliasing filter
No Filter vs Filter
Enjoy sharper photos
Faster JPEG shooting
10.0 fps vs 8.0 fps
Faster JPEG shooting (burst mode)

Similarities

Common Strengths

Focus peaking
Both provide
Your camera will highlight what's in focus
Eye-level viewfinder
Both provide
You'll be able to frame photos even when the sun is out
Shoot 4K video
Both provide
Make sure you have a fast computer
Touchscreen
Both provide
Interact with your camera just like your smartphone
Built-in Wi-Fi
Both provide
Share your photos wirelessly
Built-in Bluetooth
Both provide
Always-on wireless connectivity
On-sensor phase detect
Both provide
Usually improves live view and video AF performance
External Mic Jack
Both provide
Improved sound fidelity when shooting video
HDMI out
Both provide
Use HDMI output to monitor or review video
Hot shoe
Both provide
Off-camera flashes open new possibilities
Headphone jack
Both provide
Monitor audio recording while you shoot video
Bulb shutter
Both provide
Hold the shutter open manually for long exposures
Slow-motion videos
Both provide
Shoot slow-motion videos

Common Weaknesses

In-camera panoramas
Neither provide
Stitches multiple shots into a panoramic photo
Built-in GPS
Neither provide
Geotag your photos
Internal flash
Neither provide
Useful in a pinch for fill flash

User reviews

Amazon
Adorama
Read EOS R User Reviews

Amazon
Adorama
Read A7R IV User Reviews

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Kit with 24-105mm lens

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Review Excerpt

Very good overall image quality; Good dynamic range & very good high ISO performance; Excellent Dual Pixel CMOS AF performance; Sharp native lenses; Great performance with adapted optics; Compact design; Fully articulating LCD.
Sensor performance lags behind competition; No In-Body Image Stabilization; Sluggish burst speed with C-AF; Mediocre battery life; No 4Kp60; 1.7x 4K crop; Ergonomics could be better.
Read our Canon EOS R Review

Outstanding image quality; Excellent high ISOs; Fast AF performance with Eye-AF tracking; 10fps bursts at full-resolution; Improved ergonomics; Dual UHS-II card slots; Higher-res EVF.
Expensive; No 4Kp60; Buffer clearing could be faster; Menus are still frustrating; Touchscreen underutilized; No built-in flash.
Read our Sony A7R IV Review

The Competition

Compared to Sony A7 III

Canon EOS R

Sony A7 III

$1499
35mm

Tilt-swivel screen
More telephoto lens reach

$1531
35mm

Less expensive
In-Camera Image Stabilization

Compare Canon EOS R vs Sony A7 III

Sony A7R IV

Sony A7 III

$3120
35mm

High resolution composite
Fast startup

$1531
35mm

Less expensive
Bigger pixels

Compare Sony A7R IV vs Sony A7 III

Compared to Nikon Z7

Canon EOS R

Nikon Z7

$1499
35mm

Less expensive
Tilt-swivel screen

$2147
35mm

In-Camera Image Stabilization
Fast startup

Compare Canon EOS R vs Nikon Z7

Sony A7R IV

Nikon Z7

$3120
35mm

High resolution composite
NFC

$2147
35mm

Bigger pixels
Top deck display

Compare Sony A7R IV vs Nikon Z7

Compared to Nikon Z6

Canon EOS R

Nikon Z6

$1499
35mm

Tilt-swivel screen
More telephoto lens reach

$1396
35mm

Less expensive
In-Camera Image Stabilization

Compare Canon EOS R vs Nikon Z6

Sony A7R IV

Nikon Z6

$3120
35mm

High resolution composite
NFC

$1396
35mm

Less expensive
Bigger pixels

Compare Sony A7R IV vs Nikon Z6

Compared to Canon R5

Canon EOS R

Canon R5

$1499
35mm

Less expensive
Bigger pixels

$3349
35mm

In-Camera Image Stabilization
Newer

Compare Canon EOS R vs Canon R5

Sony A7R IV

Canon R5

$3120
35mm

Less expensive
High resolution composite

$3349
35mm

Tilt-swivel screen
Bigger pixels

Compare Sony A7R IV vs Canon R5

Compared to Nikon Z7 II

Canon EOS R

Nikon Z7 II

$1499
35mm

Tilt-swivel screen
Bigger pixels

$2330
35mm

In-Camera Image Stabilization
Newer

Compare Canon EOS R vs Nikon Z7 II

Sony A7R IV

Nikon Z7 II

$3120
35mm

High resolution composite
NFC

$2330
35mm

Bigger pixels
Top deck display

Compare Sony A7R IV vs Nikon Z7 II

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