Canon EOS R vs Ricoh GR III

Cameras
Compare Cameras
Canon EOS R vs Ricoh GR III

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.

APS-C 366.6mm²
24.2 megapixels
28.00mm (35mm eq.)

Go in depth with our full Ricoh GR III Review.
How does it shoot? Ricoh GR III in the real world.
See real-world photos taken with the GR III.

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Differences

Canon EOS R advantages over Ricoh GR III

Focus peaking
Peaker vs Non-peaker
Your camera will highlight what's in focus
Larger sensor
35mm vs APS-C
More sensor area. Bigger is (generally) better.
Tilt-swivel screen
Tilt-swivel vs none
Tilt and swivel the screen for maximum shooting flexibility
Eye-level viewfinder
Eye-level vs Rear display only
You'll be able to frame photos even when the sun is out
Bigger pixels
~ 5.36 vs 3.92 microns
Better low-light and dynamic range (all else equal)
Shoot 4K video
4K (UHD) vs 1080p
Make sure you have a fast computer
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

370 vs 200 shots
Capture more photos
Top deck display
Yes vs No
Check settings with a screen on top of the camera
External Mic Jack
Jack vs No jack
Improved sound fidelity when shooting video
HDMI out
HDMI out vs None
Use HDMI output to monitor or review video
More dots on screen
2100k vs 1037k dots
Can mean greater resolution or a brighter screen
More pixels
30.3 vs 24.2 megapixels
Higher resolution photos
Headphone jack
Yes vs No
Monitor audio recording while you shoot video
Faster JPEG shooting
8.0 fps vs 4.3 fps
Faster JPEG shooting (burst mode)
Faster RAW shooting
8.0 fps vs 4.1 fps
Faster RAW shooting in burst mode
Bigger RAW buffer
65 vs 9 shots
Larger buffer for RAW shots (burst mode)
Slow-motion videos
Yes vs No
Shoot slow-motion videos
Faster shutter
1/8000 vs 1/4000 sec
Shoot wide open in bright light

Ricoh GR III advantages over Canon EOS R

Less expensive
$897* vs $2499
Save money for lenses or accessories
In-Camera Image Stabilization
Yes vs No
Reduces the effects of camera shake at slower shutter speeds
Fast startup
~0.70 vs 2.1 sec
Faster startup lets you catch the moment
Integrated ND filter
Yes vs No
Shoot in daylight with a large aperture or slow shutter
Thinner
33 mm vs 84 mm
Thinner
Optional anti-aliasing filter
Optional vs Fixed
Lets you choose sharper photos or reduced moiré
Longer exposure
1200 vs 30 sec
Long exposures for night shots
Bigger JPEG buffer
Unlimited vs 126 shots
Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

Rear display
Both provide
Review photos on the back of the camera
Touchscreen
Both provide
Interact with your camera just like your smartphone
RAW file ability
Both provide
Gives you more flexibility to develop your photos later
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
Manual focus
Both provide
AF is for the weak. Real photographers focus manually.
Hot shoe
Both provide
Off-camera flashes open new possibilities
Bulb shutter
Both provide
Hold the shutter open manually for long exposures

Common Weaknesses

In-camera panoramas
Neither provide
Stitches multiple shots into a panoramic photo
NFC
Neither provide
Simplifies pairing your camera with supported phones
Built-in GPS
Neither provide
Geotag your photos
Internal flash
Neither provide
Useful in a pinch for fill flash
Dual card slots
Neither provide
Gives you more storage flexibility

User reviews

Amazon
Adorama
Read EOS R User Reviews

Amazon
Adorama
Read GR III User Reviews

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Body Only
Kit with 24-105mm lens

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Ricoh GR III

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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

We haven’t finished our review of the Ricoh GR III, but we have extensive sample photos and a hands-on report.
Read our Ricoh GR III Shooter's Report

The Competition

Compared to Sony A7 III

Canon EOS R

Sony A7 III

$1596
35mm

Tilt-swivel screen
More telephoto lens reach

$1865
35mm

Less expensive
In-Camera Image Stabilization

Compare Canon EOS R vs Sony A7 III

Ricoh GR III

Sony A7 III

$945
APS-C

Less expensive
Fast startup

$1865
35mm

Focus peaking
Larger sensor

Compare Ricoh GR III vs Sony A7 III

Compared to Nikon Z7

Canon EOS R

Nikon Z7

$1596
35mm

Less expensive
Tilt-swivel screen

$2147
35mm

In-Camera Image Stabilization
Fast startup

Compare Canon EOS R vs Nikon Z7

Ricoh GR III

Nikon Z7

$945
APS-C

Less expensive
Fast startup

$2147
35mm

Focus peaking
Larger sensor

Compare Ricoh GR III vs Nikon Z7

Compared to Nikon Z6

Canon EOS R

Nikon Z6

$1596
35mm

Tilt-swivel screen
More telephoto lens reach

$1797
35mm

Less expensive
In-Camera Image Stabilization

Compare Canon EOS R vs Nikon Z6

Ricoh GR III

Nikon Z6

$945
APS-C

Less expensive
Fast startup

$1797
35mm

Focus peaking
Larger sensor

Compare Ricoh GR III vs Nikon Z6

Compared to Leica SL2-S

Canon EOS R

Leica SL2-S

$1596
35mm

Tilt-swivel screen
On-sensor phase detect

$4895
35mm

Slower slow-motion
In-Camera Image Stabilization

Compare Canon EOS R vs Leica SL2-S

Ricoh GR III

Leica SL2-S

$945
APS-C

On-sensor phase detect
Integrated ND filter

$4895
35mm

Focus peaking
Larger sensor

Compare Ricoh GR III vs Leica SL2-S

Compared to Canon R3

Canon EOS R

Canon R3

$1596
35mm

More pixels

$5999
35mm

In-Camera Image Stabilization
Longer stills battery life

Compare Canon EOS R vs Canon R3

Ricoh GR III

Canon R3

$945
APS-C

Integrated ND filter
Thinner

$5999
35mm

Tilt-swivel screen
Focus peaking

Compare Ricoh GR III vs Canon R3

Compare Other Cameras?