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Canon EOS R5 vs Sony a9 Comparison

Storage & Battery

Canon EOS R5

Canon EOS R5 camera image

Sony a9

Sony a9 Camera image
Canon EOS R5
Sony a9
Refers to the year this camera was officially made available for sale.
Announcement Date
Refers to the date the manufacturer publicly announced the upcoming release and general specs of this camera.
July 30, 2020
April 19, 2017
Camera Type
Camera Size
Camera Weight

The Canon EOS R5 takes the lead with a score of 86/100, while the Sony a9 trails behind at 80/100. Both cameras are mirrorless and were launched with a similar price tag of around $4500. They also have comparable sizes and weights, with the Canon EOS R5 measuring 138 x 98 x 88mm and weighing 680g, and the Sony a9 measuring 127 x 96 x 63mm and weighing 673g.

The Canon EOS R5 outperforms the Sony a9 in terms of its superior score. This higher score shows that the Canon EOS R5 has better overall features and performance. On the other hand, the Sony a9 still has its merits, offering a slightly smaller and lighter body, which may be preferred by some users.

Taking these factors into account, the Canon EOS R5 emerges as the stronger contender of the two, while the Sony a9 remains a solid option for those prioritizing a more compact design.

Canon EOS R5 vs Sony a9 Overview and Optics

The Canon EOS R5 outperforms the Sony a9 in optics with a score of 88/100 compared to 81/100. Both cameras share several specifications, such as a 20 fps shooting speed, CMOS sensor type, full-frame sensor size, and image stabilization. They also have their respective lens mounts, with the Canon EOS R5 using the Canon RF mount and the Sony a9 using the Sony FE mount.

The Canon EOS R5 excels with its 45-megapixel sensor, which is almost double the Sony a9’s 24.2-megapixel sensor. This difference allows the EOS R5 to capture significantly more detail in images. Additionally, the EOS R5 has a higher DXOMARK score for its sensor at 95 compared to the Sony a9’s score of 92. This indicates that the EOS R5 offers better overall image quality. The Canon EOS R5 also benefits from its advanced Digic X processor, which contributes to improved image processing and performance.

The Sony a9, despite its lower score, does have some advantages. Its Bionz X processor, while not as advanced as the Digic X, still provides excellent image processing capabilities. The Sony a9 also shares the same shooting speed as the EOS R5, which is crucial for action and sports photography.

In comparing the optics of the Canon EOS R5 and Sony a9, the EOS R5 emerges as the superior camera due to its higher megapixel count, better DXOMARK sensor score, and advanced processor. However, the Sony a9 remains a strong contender with its shared shooting speed and capable processor.

The higher the number of megapixels, the more detail the cameras sensor can capture.
45 MP
24.2 MP
Image Resolution
Image resolution is measured in pixels and megapixels, width by height. The higher the number, the higher its resolution.
8192 x 5464 px
6000 x 4000 px
Sensor Type
The camera sensor captures light and records the image. Sensors vary in physical size, the number of pixels, and quality.
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.
23.9 x 35.9 mm
23.8 x 35.6 mm
Sensor Format
Refers to the most commonly used sensor sizes.
Full Frame
Full Frame
Frame Rate
The number of sequential frames per second the camera can write to the memory card when shooting in burst or continuous mode.
20 fps
20 fps
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 RF
Sony FE
Image Processor
The image processor in the camera converts the information collected on the sensor for digital storage on the memory card.
Digic X
Bionz 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.
Minimum ISO (Native)
Refers to the lowest native (or 'base') ISO setting. Lower ISO are less sensitive to light but make a cleaner image.
Maximum ISO (Native)
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.
Minimum 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.
Maximum 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.
Minimum Shutter Speed
The minimum shutter speed will tell you the longest exposure your camera can take without using an external accessory.
30 s
30 s
Maximum 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.
1/ 8000 s
1/ 8000 s
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.
In-body Stabilization
In-body Stabilization means the camera has a certain technology embedded that counteracts camera shake.
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.
Viewfinder Resolution
5,760,000 dots
3,686,400 dots

Canon EOS R5 vs Sony a9 Video Performance

The Canon EOS R5 outperforms the Sony a9 in video capabilities with a remarkable score of 100/100, compared to the Sony a9’s 56/100. Both cameras share some common specifications, but the Canon EOS R5 excels in key areas, making it the clear winner in this comparison.

Both the Canon EOS R5 and the Sony a9 offer high-quality video recording; however, the EOS R5 takes it to another level with an 8K maximum video resolution and dimensions of 8192 x 4320. On the other hand, the Sony a9 reaches a maximum video resolution of 4K and dimensions of 3840 x 2160. The EOS R5 also offers a higher maximum video frame rate of 120fps, while the Sony a9 is limited to 30fps. This significant difference in video resolution and frame rate allows the Canon EOS R5 to capture incredibly detailed and smooth footage.

Moreover, the Canon EOS R5 has time-lapse functionality built in, which the Sony a9 lacks. This feature enables users to create stunning time-lapse videos without the need for additional software or equipment.

Despite its lower score, the Sony a9 remains a strong camera for video recording, especially for those who do not require 8K resolution or high frame rates. It still delivers 4K video quality, which is more than adequate for most users.

The Canon EOS R5’s superior video capabilities make it the better choice for those seeking the highest possible video quality and performance. With its 8K resolution, high frame rate, and built-in time-lapse functionality, the EOS R5 stands out as the winner in this comparison. Meanwhile, the Sony a9 is a reliable option for those who prioritize other features and do not need the advanced video capabilities offered by the EOS R5.

Indicates if this camera is capable of recording video.
Max Video Resolution
The best resolution this camera can capture video in. Modern cameras can capture up to 8K video.
Max Video Dimensions
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.
8192 x 4320 px
3840 x 2160 px
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 p
30 p
Time-Lapse 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.
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.
XAVC S, AVCHD Ver. 2.0, MP4

Canon EOS R5 vs Sony a9 Features and Benefits

The Canon EOS R5 outperforms the Sony a9 with a feature score of 87/100 compared to 83/100. Both cameras share several features, including a touchscreen, flip screen, WIFI, and Bluetooth connectivity. However, neither camera has GPS functionality.

The Canon EOS R5 boasts a larger screen size of 3.2 inches, compared to the Sony a9’s 3-inch screen. Additionally, the R5’s screen resolution is significantly higher at 2,100,000 dots, whereas the a9’s resolution is 1,440,000 dots. These factors contribute to the R5’s superior display, making it easier for users to view and interact with their images.

While the Sony a9 does not surpass the Canon EOS R5 in any specific feature, it still offers a strong feature set. The a9’s touchscreen, flip screen, WIFI, and Bluetooth capabilities match those of the R5, making it a competitive option for photographers who prioritize these features. However, the a9 falls short in screen size and resolution, which may impact users’ experience when reviewing and working with their images.

The Canon EOS R5’s higher feature score reflects its overall superiority in terms of display quality and user experience. The larger screen size and higher resolution make it a more attractive option for photographers who value these aspects. Meanwhile, the Sony a9 remains a viable choice for those who prioritize connectivity features but may not be as concerned with screen specifications. Ultimately, the choice between these two cameras comes down to individual preferences and priorities.

Built-in 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.
GPS features in a camera will include location metadata to each of your photographs.
Weather Sealing
Weather sealing capabilities will give you more confidence when shooting in unfavourable conditions.
Screen Type
Touch Screen
Touchscreen allows you to change camera settings and access menus with a swipe of your finger, instead of using buttons.
Screen Size
Screen Resolution
Screen dots indicate the resolution of the LCD screen by including each sub pixel.
2,100,000 dots
1,440,000 dots
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.
Live View
Live View feature allows you to see a continuous live video of what is being seen through your lens.
Bluetooth capabilities allow you wireless control of your camera with other external devices.

Canon EOS R5 vs Sony a9 Storage and Battery

The Canon EOS R5 edges out the Sony a9 in storage and battery, scoring 68/100 compared to the Sony a9’s 65/100. Both cameras have two memory card slots and accept SD, SDHC, and SDXC cards with UHS-II compatibility. The EOS R5 offers more versatility by also supporting CFexpress cards, giving it an advantage in storage options.

The Sony a9, however, has a longer battery life, providing 650 shots per charge compared to the EOS R5’s 320 shots. This makes the Sony a9 more suitable for extended shooting sessions. The Canon EOS R5 uses an LP-E6NH battery, while the Sony a9 utilizes an NP-FZ100 battery.

A significant advantage for the EOS R5 is its USB charging capability, allowing for convenient charging options. The Sony a9 lacks this feature, potentially limiting its usability in certain situations.

Taking these factors into account, the Canon EOS R5 offers better storage options and USB charging, while the Sony a9 provides a longer battery life.

Storage and Battery
Storage and Battery
Memory Card
SD / SDHC / SDXC (UHS-II compatible), CFexpress
SD / SDHC / SDXC (UHS-II compatible)
Dual Memory Card Slots
Battery Type
Battery Life
Approximately how long this cameras battery will last measured by how many photographs you will be able to take.
320 shots
650 shots
USB Charging
Sensor scores tested by DXOMARK
Overall Score
DXOMARK overall sensor score.
Portrait (Color Depth)
As described by DXOMARK 'The Portrait score in our camera sensor reviews defines color depth performance and its unit is a number of bits. A color depth of 22 bits is excellent; differences below 1 bit are barely noticeable.'
25.3 bits
24.9 bits
Landscape (Dynamic Range)
As described by DXOMARK 'The Landscape score in our camera sensor tests defines the maximum dynamic range of the camera sensor and its unit is an exposure value (EV). A value of 12 EV is excellent with differences below 0.5 EV usually not noticeable.'
14.6 EVs
13.3 EVs
Sports (Low-Light ISO)
Described by DXOMARK as 'The maximal value of ISO sensitivity needed to reach a given value of Signal-to-Noise Ratio (SNR). The greater the value, the better'
Main Features
Extra Features
Construction and Durability
Handling and Ergonomics
Value for Money
Total Score

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Canon EOS R5 vs Sony a9 Comparison image.

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