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Canon EOS R5 C vs Sony a1 Comparison

Storage & Battery

Canon EOS R5 C

Canon EOS R5 C camera image

Sony a1

Sony A1 product image
Canon EOS R5 C
Sony a1
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.
January 19, 2022
January 26, 2021
Camera Type
Camera Size
Camera Weight

The Canon EOS R5 C takes the lead with an 87/100 score, slightly edging out the Sony a1, which scored 86/100. Both cameras share similarities as mirrorless models, announced only a year apart – the R5 C in 2022 and the a1 in 2021.

The Canon EOS R5 C’s advantages include a lower launch price of $4499 compared to the Sony a1’s $6499, making it a more budget-friendly option. Additionally, the R5 C has a larger body, measuring 142 x 101 x 111mm, which might provide a more comfortable grip for some users.

On the other hand, the Sony a1 weighs less at 737g (1.62lbs) compared to the R5 C’s 770g (1.70lbs), potentially offering easier handling and portability. However, the difference in weight is minimal and might not affect user experience significantly.

Considering these points, the Canon EOS R5 C emerges as a more cost-effective option, while the Sony a1 offers a slightly lighter alternative. Both cameras deliver excellent performance and cater to different user preferences.

Canon EOS R5 C vs Sony a1 Overview and Optics

The Sony a1 edges out the Canon EOS R5 C in optics with a score of 89/100 compared to 88/100. Both cameras share several common specifications, including a CMOS sensor, full-frame sensor size, and image stabilization. They also have different lens mounts, with the Canon using the RF mount and the Sony employing the FE mount.

The winning camera, the Sony a1, boasts a higher megapixel count of 50.1, compared to the Canon’s 45 megapixels. This difference allows the Sony a1 to capture more detail and produce higher resolution images. Additionally, the Sony a1 has a faster shooting speed of 30 frames per second, compared to the Canon’s 20 frames per second. This makes the Sony a1 more suitable for capturing fast-moving subjects and action scenes. Furthermore, the Sony a1’s sensor has a DXOMARK score of 98, one point higher than the Canon’s 97, indicating a slight advantage in sensor performance.

On the other hand, the Canon EOS R5 C has its merits as well. Its Digic X processor is reliable and efficient, though it faces strong competition from the Sony a1’s Dual Bionz XR processor. The Canon RF lens mount offers a growing selection of high-quality lenses, but the Sony FE mount has a more extensive and established lens lineup.

In comparing the optics of these two cameras, the Sony a1 holds a slight advantage due to its higher megapixel count, faster shooting speed, and marginally better sensor performance. However, the Canon EOS R5 C remains a strong contender with its reliable processor and lens mount. Ultimately, the choice between these two cameras will depend on individual preferences and specific shooting requirements.

The higher the number of megapixels, the more detail the cameras sensor can capture.
45 MP
50.1 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
8640 x 5760 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.
24 x 36 mm
24 x 35.9 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
30 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
Dual Bionz XR
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/ 32000 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
9,437,184 dots

Canon EOS R5 C vs Sony a1 Video Performance

The Canon EOS R5 C outperforms the Sony a1 in video capabilities with a score of 100/100, a 14-point lead over the Sony a1’s score of 86/100. Both cameras share some common specifications, such as 8K max video resolution and 120fps max video frame rate. However, there are key differences that set the Canon EOS R5 C apart as the superior choice for video.

The Canon EOS R5 C boasts a higher max video dimension of 8192 x 4320, compared to the Sony a1’s 7680 x 4320. This difference allows the Canon EOS R5 C to capture more detailed and sharper footage, providing an advantage in professional video production settings. Additionally, the Canon EOS R5 C features built-in time-lapse functionality, which the Sony a1 lacks. This functionality makes it easier for users to create stunning time-lapse videos without the need for additional equipment or software.

The Sony a1 does not have any significant advantages over the Canon EOS R5 C in terms of video capabilities. Both cameras have the same max video frame rate and an 8K max video resolution, but the Canon EOS R5 C’s higher video dimensions and built-in time-lapse functionality give it a clear edge in this comparison.

Given these factors, the Canon EOS R5 C is the superior choice for video capabilities, with its higher max video dimensions and convenient built-in time-lapse functionality. The Sony a1, while still a strong contender, falls short in this aspect, making the Canon EOS R5 C the better option for videographers and content creators seeking top-notch video performance.

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
7680 x 4320 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
120 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.
LPCM 2ch(48 kHz 16bit), LPCM 2ch(48 kHz 24bit), LPCM 4ch(48 kHz 24bit), MPEG-4 AAC-LC 2ch

Canon EOS R5 C vs Sony a1 Features and Benefits

The Canon EOS R5 C wins the features comparison with a score of 87/100, while the Sony a1 scores 83/100. Both cameras share several specifications, including touchscreen capability, flip screens, WIFI, and Bluetooth connectivity. Neither camera offers GPS functionality.

The Canon EOS R5 C outperforms the Sony a1 in screen size and resolution. With a 3.2-inch screen and a resolution of 2,100,000 dots, the R5 C provides better image quality and a more comfortable viewing experience than the Sony a1’s 3-inch screen and 1,440,000-dot resolution.

Although the Sony a1 falls short in comparison to the Canon EOS R5 C, it still offers excellent features for photographers and videographers. The a1’s 83/100 score in features demonstrates its solid performance and capabilities. However, it is important to consider the specific needs of the user before choosing between these two cameras.

Taking into account the various features and specifications, the Canon EOS R5 C emerges as the better camera due to its larger screen size and higher screen resolution. The Sony a1, while still a strong contender, does not match up to the R5 C in these aspects. Ultimately, the choice between these cameras depends on the individual’s preferences and requirements, but the Canon EOS R5 C has a clear advantage in terms of features.

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 C vs Sony a1 Storage and Battery

The Sony a1 edges out the Canon EOS R5 C in the storage and battery category with a score of 73/100 compared to Canon’s 68/100. Both cameras share common specifications, including two memory card slots, compatibility with SD cards, and USB charging capabilities.

The Sony a1 surpasses the Canon EOS R5 C in battery life, providing 530 shots per charge compared to Canon’s 320 shots. This longer battery life makes the Sony a1 more suitable for extended shooting sessions. Additionally, the Sony a1 uses the NP-FZ100 battery, which may offer better performance than Canon’s LP-E6NH battery.

Although the Canon EOS R5 C falls short in battery life, it accepts CFexpress B cards, which generally have faster write speeds than the Sony a1’s CFexpress Type A cards. This advantage may benefit photographers who require rapid data transfer for high-resolution images or video.

Considering these factors, the Sony a1 proves superior in battery life, while the Canon EOS R5 C offers a slight edge in storage capabilities. Ultimately, the choice between these cameras depends on the individual’s priorities regarding battery performance and storage speed.

Storage and Battery
Storage and Battery
Memory Card
SD (UHS-II compatible), CFexpress B
SD,CFexpress Type A (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
530 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
25.9 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
14.5 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'

Alternatives to the Canon EOS R5 C and Sony a1

Canon EOS R5 C vs Sony a1 Comparison image.

Are you still undecided about which camera is right for you? Have a look at these popular comparisons that feature the Canon EOS R5 C or the Sony a1:

User Scores
B&H photo video
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