Compare Canon 5D Mark IV vs Sony A7III Cameras

The Canon 5D Mark IV vs. Sony A7III debate can also be put through as a battle between a high-end DSLR and a mirrorless camera. While both the cameras come with their unique features and specifications, the comparison between both the devices is worth paying attention to.

With the recent improvements in the focus, sensitivity, and connectivity features, the cameras offer the required performance standards.

In this article, we will be comparing the two cameras that come with the different structures and the functionalities, namely Sony A7 III, that found its introduction in February 2018, and the 5D Mark IV that got launched in August 2016.

Though there isn’t a massive technological difference between the two, yet the 5D M IV has certain advantages over the A7 III.

The detailed comparison


The Sony A7 III comes with a sleek, dust resistant, and robust design. It measures around 3.9 X 5.0 X 2.5 inches. Besides, the weight is around 1.4 lbs. When it comes to the grip, you can rest assured that holding this camera is a comfortable experience. The grip is quite bigger and comfortable to hold when compared to many other cameras.

On the other hand, the Canon 5D Mark IV shares a similar structure to its predecessor model 5D Mark III. Besides, it has dimensions 4.6 X 5.9 X 3.0 inches that weigh around 1.8 pounds.

You can rest assured that both the cameras are strong enough with their weather-resistant parts and carry some good flexibility.


The imaging sensor works as a special determinant of image quality. It’s true that the larger the sensor, the better is the capture of the individual pixels for giving a better low light sensitivity.

Both the cameras come with the feature referred to as a full-frame sensor, but the sensors are slightly different. The sensor area of Sony A7 III is 2% smaller when compared to 5D Mark IV.

The 5D Mark IV comes with a resolution of 30.1 MP that is better than the Sony A7 III resolution of 24 MP.


With the Canon 5D Mark IV, you’ll be getting the greater flexibility in cropping the images while getting the high-quality large picture print. This camera’s maximum print size for giving you a sound output is around 33.6 X 22.4 inches.
Again, you can opt for a resolution of 26.9 x 7.9 inches for the right quality image. Also, the corresponding values for the Sony A7 III are 30 x 20 inches for standard quality and 24 x 16 inches for the excellent quality.

ISO sensitivity

The Canon EOS 5D Mark IV can be set at its sensitivity range between 100 and 32000. It can be extended up to 50 and 102400 ISO. The corresponding ISO settings for the Sony Alpha A7 III are ISO 100 to 51200. Again, there is a possibility of increasing it to 50 to 204800.


If we talk about the list of features, there are plenty of differences between the two cameras. Both the cameras come with the inbuilt electronic viewfinder that facilitates the projection of supplementary shooting information into the framing view.

Again, there is the optical viewfinder that starts offering the lag-free service with a clear framing image. The viewfinders in both the cameras are having the same field of view that is around 100%. But, the viewfinder of Sony A7 III comes with a higher magnification than the 5D Mark IV.

Besides, both the cameras have the ‘intervalometer’ built-in them to enable the photographer to capture the time-lapse sequences, which also hold capabilities for capturing the pictures of a blooming flower or the view of a sunset.

The 5D Mark IV works on the principle of writing the imaging data to the compact flash or SD cards. On the other hand, the camera Sony A7 III uses the memory stick Pro Duo cards to perform similar tasks. Both the cameras are well equipped with the dual card slots that become useful if the memory card fails.


Studio photographers will usually appreciate the capabilities of Canon 5D Mark IV that comes with the PC synchronization socket so that there are options for probing the lights to control the camera.
Both the 5D Mark IV as well as Sony A7 III are the recent models that are packed up with useful connectivity features.

The Canon 5D Mark IV is well equipped with the horseshoe port and holds the mono internal microphone. Besides, there is also the capability of the mono internal speaker, microphone port, headphone port, Wi-Fi support, and NFC support.

On the other hand, the Sony A7 III comes with the stereo and mono setups’ ports. Additionally, there are microphones and headphone ports as well. Moreover, you will get the Wi-Fi and NFC support along with Bluetooth support.

So, which camera is worth considering?

When it comes to the sensitivity range, we can say that the Canon 5D Mark IV outperforms the Sony A7III. However, the best choice still depends on your needs as well as the budget. Sony A7 III has achieved acknowledgment in the form of one of the top SLR mirrorless cameras.

On the other side, the Canon 5D Mark IV has gathered reputation in the form of a recognized mid-size SLR camera. So, we will suggest you look at the different metrics before going ahead with the buying decision.

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