CameraReview

Canon EOS R3 vs Canon EOS R6 Mark II — Which Is Better?

Canon EOS R3 versus Canon EOS R6 Mark II
Side by side47 specifications
Canon · Mirrorless · 24 MP · Full Frame · 6K video Canon EOS R3
84
WINNER
Canon · Mirrorless · 24 MP · Full Frame · 4K video Canon EOS R6 Mark II
78
SCORE
Canon EOS R3
Canon EOS R6 Mark II
General
Released
Refers to the year this camera was officially made available for sale.
20212022
Announcement date
Refers to the date the manufacturer publicly announced the upcoming release and general specs of this camera.
September 14, 2021February 11, 2022
Camera type MirrorlessMirrorless
Camera size 150 x 143 x 87 mm138.4 × 98.4 × 88.4 mm
Camera weight 1015 g588 g
Optics84/10083/100
Read the Optics Comparison

Canon EOS R3 vs EOS R6 Mark II Overview and Optics

The Canon EOS R3 wins the optics comparison with a score of 84/100, while the Canon EOS R6 Mark II scores slightly lower at 83/100. Both cameras share several specifications, including 24 megapixels, a CMOS sensor, a Digic X processor, a full-frame sensor size, a Canon RF lens mount, and image stabilization.

The EOS R3’s superior optics can be attributed to its higher DXOMARK sensor score of 96, compared to the R6 Mark II’s score of 91. This means the R3’s sensor performs better in terms of color depth, dynamic range, and low-light performance. Additionally, the EOS R3 has a shooting speed of 30 frames per second (fps), which is a good balance between capturing fast-action shots and conserving memory space.

On the other hand, the EOS R6 Mark II has a faster shooting speed of 40 fps, which allows for capturing fast-moving subjects and action scenes more effectively. However, this advantage may not be significant for some photographers, as it can result in a higher consumption of memory space and may not be necessary for certain shooting scenarios.

Considering these points, the Canon EOS R3 emerges as the better camera in terms of optics due to its higher DXOMARK sensor score and balanced shooting speed. The Canon EOS R6 Mark II, while having a faster shooting speed, falls slightly short in overall optical performance. Photographers should weigh their specific needs and shooting styles when choosing between these two cameras, but the R3 offers a more well-rounded and superior optical performance.

Megapixels
The higher the number of megapixels, the more detail the cameras sensor can capture.
24 MP05024 MP050
Image resolution
Image resolution is measured in pixels and megapixels, width by height. The higher the number, the higher its resolution.
6012 x 40166000 x 4000
Sensor type
The camera sensor captures light and records the image. Sensors vary in physical size, the number of pixels, and quality.
CMOSCMOS
Sensor size
The sensor size contributes to the overall quality as well as the dynamic and tonal range a camera can capture. As a rule of thumb, the more surface there is to read the light, the more information it will capture.
24 x 3624 x 36
Sensor format
Refers to the most commonly used sensor sizes.
Full FrameFull Frame
Continuous shooting
The number of sequential frames per second the camera can write to the memory card when shooting in burst or continuous mode.
30 fps04540 fps045
Lens mount
The lens mount will tell you what type of lens range you can fit onto the camera body. Often the same camera company will have different lens ranges for different cameras.
Canon RFCanon RF
Image processor
The image processor in the camera converts the information collected on the sensor for digital storage on the memory card.
Digic XDigic X
Aspect ratio
The aspect ratio refers to the proportional difference between width and height. The most popular aspect ratios are 3:2 and 4:3.
3:23:2
Min ISO
Refers to the lowest native (or 'base') ISO setting. Lower ISO are less sensitive to light but make a cleaner image.
1003020010030200
Max ISO
Refers to the highest native (or 'base') ISO setting. Higher ISO is necessary for low-light situations or night photography, but higher ISOs often introduce grain or noise.
10240030032800001024003003280000
Min ISO (expanded)
Expanded (or extended) ISO is a digitally enhanced feature available on some cameras. It allows you to push beyond the native ISO range if necessary.
100302005030200
Max ISO (expanded)
Expanded (or extended) ISO is a digitally enhanced feature available on some cameras. It allows you to push beyond the native ISO range if necessary.
20480030032800002048003003280000
Minimum shutter speed
The minimum shutter speed will tell you the longest exposure your camera can take without using an external accessory.
30440803044080
Max shutter speed
The maximum shutter speed tells you the length inside 1 second the camera will capture. These can sometimes be extended with accessories such as extra external batteries.
800080032000800080032000
Autofocus points
Autofocus points show where the camera is focusing graphically as squares or brackets in Live View or on an electronic viewfinder. These points are also used for light meter readings.
1053030048970300
In-body stabilisation
In-body Stabilization means the camera has a certain technology embedded that counteracts camera shake.
YesYes
Viewfinder type
The viewfinder type is either electronic or optical. Electronic viewfinders will have a small screen in the viewfinder. Optical viewfinders will use prisms and mirrors to look through the lens.
ElectronicElectronic
Viewfinder dots 576000009900000369000009900000
Video96/10083/100
Read the Video Comparison

Canon EOS R3 vs EOS R6 Mark II Video Performance

The Canon EOS R3 outperforms the Canon EOS R6 Mark II in video capabilities, scoring 96/100 compared to the R6 Mark II’s 83/100. Despite this difference, both cameras share some common features, such as built-in time-lapse functionality. However, the R3 offers superior video quality and performance, while the R6 Mark II has some advantages of its own.

In terms of video resolution, the EOS R3 stands out with its 6K maximum resolution, offering 6000 x 3164 pixels. This is a significant improvement over the R6 Mark II’s 4K maximum resolution, which provides 3840 x 2160 pixels. The higher resolution of the R3 allows for more detailed and sharper video footage, making it a better choice for professional videographers and filmmakers.

The EOS R3 also boasts a higher maximum video frame rate of 120fps, doubling the R6 Mark II’s 60fps. This allows the R3 to capture smoother slow-motion footage and provides greater flexibility in post-production. The R3’s higher frame rate is a significant advantage for those looking to create dynamic and visually stunning videos.

While the R6 Mark II may not match the R3 in terms of video resolution and frame rate, it still delivers high-quality 4K video, making it a solid choice for enthusiasts and semi-professionals. The R6 Mark II also tends to be more affordable than the R3, making it a more accessible option for those on a budget.

Considering their video capabilities, the Canon EOS R3 is the clear winner, offering higher resolution and frame rates. However, the Canon EOS R6 Mark II remains a reliable choice for those seeking quality video performance at a more affordable price point. Ultimately, the decision lies in the user’s priorities and budget constraints.

Video
Indicates if this camera is capable of recording video.
YesYes
Max video resolution
The best resolution this camera can capture video in. Modern cameras can capture up to 8K video.
6K4K
Max video format
Video resolution measured by the greatest number of pixels possible in each frame, width by height. A higher resolution means more detail or clarity in your video.
6000 x 31643840 x 2160
Max video frame rate
How many frames per second your video will capture. Most cameras have options for multiple frame rates, depending on the resolution you shoot in. For a general video, 24p or 30p is the standard, but more serious filmmakers may need a higher frame rate for creative effect.
120 fps60 fps
Timelapse built in
A built in time-lapse mode will allow continuous shooting throughout a prolonged period of time to be compressed into a sped up video.
YesYes
Video file format
Different cameras can record in various video file formats. The File format you record in can impact how you edit and use the files.
MPEG-4MPEG-4, MOV
Features87/10072/100
Read the Features Comparison

Canon EOS R3 vs EOS R6 Mark II Features and Benefits

The Canon EOS R3 outperforms the Canon EOS R6 Mark II with a feature score of 87/100 compared to 72/100. Both cameras share several specifications, including touchscreen functionality, flip screens, GPS, WIFI, and Bluetooth capabilities.

The EOS R3 excels with its larger screen size of 3.2 inches and higher screen resolution of 4,150,000 dots, providing a clearer and more detailed display for users. These features contribute to the camera’s higher score and make it a more appealing option for photography enthusiasts seeking a better viewing experience.

On the other hand, the EOS R6 Mark II has a slightly smaller screen size of 3 inches and a lower screen resolution of 1,620,000 dots. Although these differences may not significantly impact the overall performance of the camera, they do contribute to its lower feature score. However, the EOS R6 Mark II may still be a suitable option for photographers who prioritize other aspects of camera performance or who are seeking a more budget-friendly alternative.

In comparing the two cameras, the Canon EOS R3 offers superior features in terms of screen size and resolution, which can enhance the user experience during photography sessions. The EOS R6 Mark II, while not as advanced as the R3, remains a viable option for those who may not require the highest screen specifications or are looking for a more affordable camera. Ultimately, the choice between these two cameras will depend on the individual’s priorities and preferences in camera features and performance.

Builtin flash
A built-in flash will often be positioned right above the lens. This will automatically pop up when you activate it.
External flash
External flashes are often connected through a hot shoe at the top of a camera, or a cable at the side of the camera.
YesYes
GPS
GPS features in a camera will include location metadata to each of your photographs.
YesNo
Weather sealing
Weather sealing capabilities will give you more confidence when shooting in unfavourable conditions.
YesYes
Screen type LCDTFT LCD
Touch screen
Touchscreen allows you to change camera settings and access menus with a swipe of your finger, instead of using buttons.
YesYes
Screen size 3.2"3"
Screen dots
Screen dots indicate the resolution of the LCD screen by including each sub pixel.
4150000115000150000016200001150001500000
Flip screen
A flip screen (or articulating screen) is a second screen which can flip out from the side or top of the camera. This rotating screen allows you more freedom to take photos at different angles.
YesYes
Live view
Live View feature allows you to see a continuous live video of what is being seen through your lens.
YesYes
Wi-Fi
Built-in Wi-Fi allows you to connect your camera and share images wirelessly.
YesYes
Bluetooth
Bluetooth capabilities allow you wireless control of your camera with other external devices.
YesYes
Storage & battery81/10068/100
Read the Storage & battery Comparison

Canon EOS R3 vs EOS R6 Mark II Storage and Battery

The Canon EOS R3 outperforms the Canon EOS R6 Mark II in storage and battery, scoring 81 out of 100 compared to the R6 Mark II’s 68. Both cameras share common features, including two memory card slots and USB charging capabilities. They also accept SD, SDHC, and SDXC memory cards, with the R3 supporting UHS-II and CFexpress Type B cards, while the R6 Mark II is limited to UHS-II compatibility.

The R3’s superior performance is due to its longer battery life of 760 shots and use of the LP-E19 battery type. In contrast, the R6 Mark II offers 360 shots with its LP-E6NH battery. However, the R6 Mark II still provides adequate battery life for most photography needs.

Considering these factors, the Canon EOS R3 offers a more robust storage and battery solution, while the Canon EOS R6 Mark II remains a satisfactory option for photographers with less demanding power and storage requirements.

Memory card SD / SDHC / SDXC, CFexpress Type B (UHS-II compatible)SD / SDHC / SDXC (UHS-II compatible)
Dual memory card slots YesYes
Battery type LP-E19LP-E6NH
Battery life
Approximately how long this cameras battery will last measured by how many photographs you will be able to take.
760 shots1505000360 shots1505000
USB charging YesYes

Your comparison

Choose two to four cameras.

Shop Canon EOS R3

2 in-stock offers

We may earn a commission when you buy through these links.

Shop Canon EOS R6 Mark II

3 in-stock offers

We may earn a commission when you buy through these links.