Canon EOS R3 Review

In this comprehensive Canon EOS R3 review, we will cover the most important aspects of company's newest Compact System Camera, including key features, body and handling, performance and image quality. You can also find the additional questions and answers concerning some particular features of the R3.

The Canon EOS R3 is a camera designed for enthusiast photographers that was revealed to the public on 11/01/2021 and is equipped with an 35mm sensor. When it comes to the price(buy Canon EOS R3 from Amazon), the Canon EOS R3 costs for body-only and joins company’s 35mm camera line up with a 24.1MP CMOS sensor.

The combination of 24.1-MP sensor and latest image processing engine in a compact and affordable body is bound to be a tempting prospect for both new and existing users. Before going into the details of the Canon EOS R3 view, let's take a quick look at a summary of the features list. Then we can look deeper to the main features such as build quality, handling, ergonomics, performance and image quality.

Introduction and Key Features Body and Handling Performance and Image Quality Conclusions Questions and Answers (FAQ)

Canon EOS R3 - Key Features

Let's take a look at the features of this Compact System Camera at a glance before going into the Canon EOS R3 review. In this way, you get a preliminary idea. Check it out!

Canon EOS R3 Front
Looking for a Canon EOS R3 review? In this article we cover the key features, body & handling, performance and image quality.


24.1-megapixel 35mm CMOS


Auto, 100-102400 in 1/3 or 1 EV steps, expandable to 50 (L), 204800 (H1)

AF System

Phase Detection AF: Dual Pixel CMOS AF II; 1053 AF zones; Face+Tracking AF (with face/eye/head/body detection, animal detection, vehicle detection), 1-point AF ([AF frame size] can be set to [Small]), Expand AF Area (Above, below, left and right/Around); Zone AF Large Zone AF (Vertical/Horizontal)


8K up to 6000x3164 (60p/​50p/​30p/​24p/​23.98p)

Shutter speed

1/8000 - 30 sec

Continuous Shooting Speed

30.0 frames per second




5.9 x 5.6 x 3.4 in. (150 x 143 x 87 mm)


35.8 oz (1,015 g) includes batteries

Continue reading... Canon EOS R3 Full Specifications

Canon EOS R3 - Body and Handling

Compared with the predecessors, The Canon EOS R3 has a deeper grip, as well as an improved texture. You can certainly notice the larger area for your hand between the lens and grip, and this makes the camera more comfortable to hold. The dimensions of the R3 are 5.9 x 5.6 x 3.4 in. (150 x 143 x 87 mm) and the camera weighs 35.8 oz (1,015 g) includes batteries for body-only.

Canon EOS R3 Back

Canon EOS R3 - Viewfinder

The R3 has a EVF / LCD viewfinder. The viewfinder has magnification, which is a 35mm equivalent of 0.76x magnification. The 3.2-inch 4,150,000 dots LCD screen feels solid and looks good with good colour and clear text. The LCD has an articulating screen which is useful for shooting at awkward angles, as well as being useful for video work. The touch-screen is very responsive, making it quick and easy to change settings and you can use it to scroll through the menus and change settings.

Canon EOS R3 - Battery

The camera uses the Proprietary LP-E19 battery. It is backward compatible and offers 440 shots per charge according to CIPA ratings. As usual with CIPA ratings, you may get many more than this with better use of LCD and OVF combination.

Canon EOS R3 - Memory Card Slot

By default, the Canon EOS R3 doesn't come with a memory card. Some retailers put together bundles that do include one, but chances are that you'll need to pick up an SD card separately.

Canon EOS R3 supports dual card slots. You can use SD / SDHC / SDXC / CFexpress type memory cards. The technical difference between those two specifications are in the filesystem they're formatted with, but the practical difference is that cards 32GB and smaller will be labeled SDHC and cards 64GB and larger will be labeled SDXC.

Canon EOS R3 - Connectivity

On the side, you'll find Micro HDMI (Type D), USB-C SuperSpeed USB (USB 3.1 Gen 2), 3.5mm stereo microphone and headphone jacks, remote jack, RJ-45 Ethernet. The camera can output clean HDMI, in case you want to record video to an external recorder. For sending captured images the camera offers Wi-Fi and Bluetooth. When it comes to GPS we have to say the camera has built-in support.

Canon EOS R3 Top

Canon EOS R3 - Performance and Image Quality

Canon EOS R3 - AF System

The AF system of the Canon EOS R3 is Phase Detection AF: Dual Pixel CMOS AF II; 1053 AF zones; Face+Tracking AF (with face/eye/head/body detection, animal detection, vehicle detection), 1-point AF ([AF frame size] can be set to [Small]), Expand AF Area (Above, below, left and right/Around); Zone AF Large Zone AF (Vertical/Horizontal). This is ideal for working with long lenses and teleconverters. The low-light working range of the autofocus system is rated for +/- 3.0EV in 0.3EV steps.

Autofocus system of the R3 includes metering modes like Real-time metering with image sensor; 384 [24x16] zone Evaluative (AF point-linked), Center-weighted, Partial (center 6.1% of frame), Spot (center 3.1% of frame; AF point-linked spot metering not provided.).

Canon EOS R3 - ISO Sensitivity

Native ISO sensitivity range of Canon EOS R3 starts from 100 to 102400. The camera’s full ISO rates are as follows Auto, 100-102400 in 1/3 or 1 EV steps, expandable to 50 (L), 204800 (H1).

Canon EOS R3 - Video Features

The Canon EOS R3 can record 8K video at up to 6000x3164 (60p/​50p/​30p/​24p/​23.98p). However, since it’s captured from a 3840 x 2160 pixel area at the centre of the sensor, it a provides a detailed footage. The camera is also capable of Full HD video (1920 x 1080) capture at up to 60 fps. The R3 can create movies right in the camera.

Canon EOS R3 Left

Canon EOS R3 - Conclusions

The Canon EOS R3 is a great all round performer, which is well-suited to a range of photography subjects that the average enthusiast is likely to tackle. The camera is also smaller and lighter, arguably making it a better option for traveling.

If you regularly shoot in low light environments or high ISO speeds, and want to be able to record 4K UHD video, then the Canon EOS R3 will not be a good choice.

Overall, the Canon EOS R3 is a great all-round enthusiast camera for those looking for their next step up Mirrorless with excellent image quality, and reliable performance.


Canon EOS R3 - Questions and Answers (FAQ)

What is the sensor technology found in the R3?

The camera comes with an 35mm image sensor and is a CMOS (Complementary Metal–Oxide–Semiconductor).

What is the native ISO sensitivity range of the R3?

The camera has a native ISO sensitivity from 100 to 102400.

What is the fastest shutter speed that can be used with flash?

The R3's flash sync speed is 1/250s.

What is the buffer size for RAW and JPEG shooting?

Buffer size for RAW is approximately , while the JPEG shooting is 150.

What battery does Canon EOS R3 use?

The camera uses the Proprietary LP-E19, which is a LP-E4N compatible.

What is the battery life of Canon EOS R3?

Shoot all day and well into the night with up to approximately 440 shots per charge (CIPA standard).

Notes About Canon EOS R3 Review

Specific assessments of the cameras should be instructive in revealing the technical characteristics of the cameras. For example, in practice, the Canon EOS R3 review should convey various details about usage, response, and overall viewing quality to the user. User comments, such as those found on Amazon, can sometimes give information about these issues, but such feedback is often incomplete, inconsistent, and biased.

As users, you should pay attention to the reviews made by experts. That's why we find it important to include the correct and expert opinions on the Canon EOS R3 review.