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Customer Reviews

Canon EF-EOS R Mount Adapter - Black

Ratings

4.9

Average rating based on 926 reviews

Rating Breakdown

843 reviewers rated this product 5 stars.

65 reviewers rated this product 4 stars.

8 reviewers rated this product 3 stars.

3 reviewers rated this product 2 stars.

7 reviewers rated this product 1 stars.

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Reviewer Recommendation

98%

Of the 926 reviewers who responded, 912 would recommend this product.

Key Considerations

Averages based on how reviewers feel this product performs.

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What customers are saying

The adapter provides a seamless way to use existing EF lenses on RF-mount cameras, maintaining full functionality including autofocus and image stabilization. It offers excellent build quality and a secure connection, allowing users to leverage their lens investment when transitioning to a mirrorless system. The control ring version provides additional customization options for photographers.

This summary was generated by AI based on customer reviews.

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  • Customer rating: 5 out of 5 stars

    A Bit more weight but keep my lenses

    Verified BuyerReviewed by - February 22, 2023

    [This review was collected as part of a promotion.] I upgraded my camera to R7 and I have a few lenses for my older camera and I just did not want to buy new lenses unless I really have to. I am glad for this adapter, it works great, it adds a bit of weight since it is between the camera and the lens but I am happy to keep my previous lenses and they work great. I did buy new lenses but I have both older and newer for now. I am happy I can use both. very useful.

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    Great no problem at all!

    Verified BuyerReviewed by - February 1, 2020

    [This review was collected as part of a promotion.] Very good adaptor, corespondent very quickly and I have no problem at all with my different lenses ! Very sharp and smooth!

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    Works Flawlessly! Definitely worth it!

    Reviewed by - July 24, 2024

    [This review was collected as part of a promotion.] Works Flawlessly. Have been using it for 3 years and have no issues with it. It takes every EF lens I throw at it and even tried it with a Laowa Lense made for EF Line. NO issues with connection or functionality. Worth the price to continue to use an assortment of lenses. Here I have a pic of it using the EF 40 mm but I've also used the 50mm 70-200 L, &70-300 from Canon as well as generic zoom adapters. It's so easy to use too.

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    EF adapter for Canon R series - just do it!

    Verified BuyerReviewed by - September 15, 2023

    [This review was collected as part of a promotion.] When getting the Canon R8, I was a bit worried about using the less expensive EF lenses and possibly losing features. I first bought this adapter and after getting some amazing shots, found that you can have you cake (an amazing full frame camera) and eat it too (take advantage of lower price of the older EF lenses on the market) and get some amazing shots!

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    Great adapter for getting more control.

    Verified BuyerReviewed by - August 26, 2024

    [This review was collected as part of a promotion.] Good adapter, the control ring clicks are good for control, nice for smaller lenses, however for big telephoto lenses it will be far from your hands on the zoom or focus rings, and on the R3 its a bit too close to the body, and you already have 3 control wheels, but still its a nice addition.

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    It works perfect!

    Verified BuyerReviewed by - August 8, 2025

    [This review was collected as part of a promotion.] I bought this like 1 month ago i think and it was great for trying with ef lenses, it worked perfectly, is a little bit expensive since is for RF cameras but worthy.

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    canon accessories ar a must when using canon.

    Verified BuyerReviewed by - May 28, 2021

    [This review was collected as part of a promotion.] This Canon adapter is a must for using an ef lens on an R system

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    Great for compatibility!

    Reviewed by - May 23, 2025

    [This review was collected as part of a promotion.] I was worried when I was purchasing the Canon R6 mk ii, that my l series lenses weren’t going to work well with the camera. Long behold, it works flawlessly. Thank you Canon to making this dapter! The only cons are some vingetting between the camera sensor and the lens itself from the dapter. It’s not too much of annoyance. I am worried that overtime, the seal between the camera body and the adapter will not stay sealed, also along with the lenses seal.

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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  • Customer rating: 5 out of 5 stars

    Gift that keeps on giving

    Verified BuyerReviewed by - December 26, 2025

    [This review was collected as part of a promotion.] There’s a splendid addition to the mirror camera I got my wife

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.

  • Customer rating: 5 out of 5 stars

    Adapter gives extended life to EF lenses.

    Verified BuyerReviewed by - December 12, 2020

    [This review was collected as part of a promotion.] This adapter allows an EF lens to mount on the Canon EOS R series bodies. It does not have the control ring, but that’s not an issue at all for me. There are other brands of mount adapters available, but I’ve read they’re not as dependable as the native Canon brand.

    Review originally posted on bestbuy.com

    Yes, I would recommend this to a friend.
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