Canon EOS Ra Mirrorless Camera Review

This customized version of the Canon EOS R, designed exclusively for individuals interested in shooting the night sky, has an optical infrared cut filter in front of the sensor, allowing for the capture of distant nebulae and other cosmic phenomena with the highest level of clarity.

By incorporating a specific filter into the EOS R’s architecture, the EOS Ra offers about four times the transmission and sensitivity to H-alpha (656.28nm) wavelengths, which is ideal for displaying nebulae and other scenes without infrared interference, resulting in enhanced color neutrality.

Additional enhancements include the addition of a 30x live view magnification option, which allows for better focusing precision on distant targets while working with either the EVF or the back LCD. Aside from this handful of variances, the EOS Ra and EOS R are equipped with an identical set of basic characteristics that enable them to capture images with high resolution and fine detail.

The EOS Ra is equipped with a full-frame CMOS sensor with a resolution of 30.3MP and a DIGIC 8 image processor for superior image quality. When these technologies are combined, they provide a wide sensitivity range of up to a native ISO 40000, quick continuous shooting at up to 8 frames per second, and UHD 4K30 video recording.

The sensor also has a sophisticated Dual Pixel CMOS AF technology, which employs 5655 customizable points to swiftly and precisely acquire focus. This focusing technology is very sensitive down to EV -6, allowing it to be used in extremely low-light environments.

Aside from being ideally suited to the UHD 4K video recording capabilities, the camera is also equipped with Movie Digital IS to decrease camera shake, built-in Canon Log gamma for increased dynamic range, and 4K 10-bit 4:2:2 output through HDMI to provide even better color customization.

Besides the performance characteristics, this camera has been created from the ground up and has a high-resolution 3.69m-dot OLED electronic viewfinder for crisp and brilliant eye-level viewing, as well as a built-in flash.

As an alternative, the device also has an LCD touchscreen with 2.1 million dots at the back of the device that can be adjusted to function from high and low angles. A Multi-Function bar, which can be customized to suit the user’s preferences and allows for straightforward adjustment of shooting parameters, is also available. In addition, because this is a camera designed to handle the harshest circumstances, the magnesium alloy body is dust and moisture-resistant.

Canon EOS Ra Specs

Body typeSLR-style mirrorless
Max resolution6720 x 4480
Other resolutions4176 x 2784 (1.6x crop)
Image ratio w:h1:1, 4:3, 3:2, 16:9
Effective pixels30 megapixels
Sensor photo detectors32 megapixels
Sensor sizeFull frame (36 x 24 mm)
Sensor typeCMOS
ISOAuto, 100-40000 (expands to 50-102400)
Boosted ISO (minimum)50
Boosted ISO (maximum)102400
White balance presets6
Custom white balanceYes
Image stabilizationNo
Uncompressed formatRAW
JPEG quality levelsFine, normal
AutofocusContrast Detect (sensor)Phase DetectMulti-areaCenterSelective single-pointTrackingSingleContinuousTouchFace DetectionLive View
Manual focusYes
Number of focus points5655
Lens mountCanon RF
Focal length multiplier
Articulated LCDFully articulated
Screen size3.2″
Screen dots2,100,000
Touch screenYes
Screen typeTFT LCD
Live viewYes
Viewfinder typeElectronic
Viewfinder coverage100%
Viewfinder magnification0.76×
Viewfinder resolution3,690,000
Minimum shutter speed30 sec
Maximum shutter speed1/8000 sec
Aperture priorityYes
Shutter priorityYes
Manual exposure modeYes
Subject / scene modesNo
Built-in flashNo
External flashYes (via hot shoe)
Continuous drive8.0 fps
Self-timerYes (2 or 10 secs)
Metering modesMultiCenter-weightedSpotPartial
Exposure compensation±3 (at 1/3 EV, 1/2 EV steps)
AE Bracketing±3 (3 frames at 1/3 EV, 1/2 EV steps)
FormatMPEG-4, H.264
Modes3840 x 2160 @ 30p / 480 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 30p / 120 Mbps, MOV, H.264, AAC3840 x 2160 @ 24p / 480 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 120 Mbps, MOV, H.264, AAC3840 x 2160 @ 23.98p / 480 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 23.98p / 120 Mbps, MOV, H.264, AAC1920 x 1080 @ 60p / 180 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 60 Mbps, MOV, H.264, AAC1920 x 1080 @ 30p / 90 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 30 Mbps, MOV, H.264, AAC1920 x 1080 @ 24p / 90 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 30 Mbps, MOV, H.264, AAC1920 x 1080 @ 23.98p / 90 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 23.98p / 30 Mbps, MOV, H.264, AAC1280 x 720 @ 120p / 160 Mbps, MOV, H.264, Linear PCM
Storage typesSD card (UHS-II supported)
USBUSB 3.2 Gen 1 (5 GBit/sec)
USB chargingYes (With some chargers)
Microphone portYes
Headphone portYes
Wireless notes802.11b/g/n + Bluetooth 4.1 LE
Remote controlYes (via smartphone)
Environmentally sealedYes
BatteryBattery Pack
Battery descriptionLP-E6N lithium-ion battery & charger
Battery Life (CIPA)370
Weight (inc. batteries)660 g (1.46 lb / 23.28 oz)
Dimensions136 x 98 x 84 mm (5.35 x 3.86 x 3.31″)
Orientation sensorYes