Updated: August 19, 2025
In this review, we will be comparing the R3 and the Z6 Mark III, two Pro Mirrorless cameras from Canon and Nikon. Canon R3 was introduced to the market in September 2021 and Nikon Z6 III was launched in June 2024. As you can see, R3 is 3 years older than Z6 Mark III. Let's see if this age difference between two cameras makes a big difference.
We can expect this to be a close match up because both models are ranked amongst the best in Pro Mirrorless cameras. Out of 104 cameras in this class, Canon R3 is ranked
#3 with an overall score of 99 and Nikon Z6 III is ranked
#8 with an overall score of 94.
Here is a brief look at the main features of the Canon R3 and Nikon Z6 III before getting into our more detailed comparison.
Let's read on in the following sections in order to better understand in detail how the Canon R3 and Nikon Z6 III compare and hopefully end up with enough arguments to decide which one is better for you.
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