In depth comparison and review of Olympus OM-D E-M5 Mark III and Canon EOS R5. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.
| DESIGN AND DIMENSIONS | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 8K - mirrorless system with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8.52 cm | 9.75 cm |
| Width | 12.53 cm | 13.58 cm |
| Depth | 4.97 cm | 8.8 cm |
| Weight | 366 g | 650 g |
| Weight Details | Camera body only: 366 g Camera with battery and memory card: 414 g |
Camera body only: 650 g Camera with battery and memory card: 738 g |
| Body Material | - | Magnesium alloy, fibreglass-reinforced polycarbonate resin |
| Enclosure Colour | Black | Silver | - |
| Protection | Splashproof, freezeproof, dust-resistant | Dust-resistant, water-resistant |
| SENSOR | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Sensor Resolution | 20.4 Megapixel | 45 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | CMOS |
| Total Pixels | 21,800,000 pixels | 47,100,000 pixels |
| Effective Sensor Resolution | 20,400,000 pixels | 45,000,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | Full Frame (35.9 x 23.9 mm) |
| Frame Rate (Max Resolution) | 24 fps | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Supersonic Wave Filter (SWF) | EOS Integrated Cleaning System |
| Image Stabiliser | Optical (5-axis image sensor shift mechanism) | Optical (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | Digital level metre |
| PROCESSOR | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Image Processor | TruePic VIII | DIGIC X |
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| LENS | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Lens Mounting Type | Micro Four Thirds | Canon RF |
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| FOCUSING | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Auto Focus | TTL contrast and phase detection | Dual Pixel CMOS AF II |
|---|---|---|
| Auto Focus Points (Zones) Qty | 121 | 5940 |
| Auto Focus Features | Focus Peaking function, Manual Focus Check Live View | Focus Peaking function |
| AE/AF Control | Subject-tracking AF, Eye detection AF | Face-priority AF, Subject-tracking AF, Eye detection AF, Zone AF, Animal-tracking AF |
| Face Detection | Eye Detect AF | Eye Detect AF, Face Detection AF/AE |
| VIEWFINDER | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Viewfinder Type | Electronic - OLED | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | 2,360,000 pixels | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 1.37x | 0.76x |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -4 to +2 |
| Viewfinder Information | - | Shutter speed, exposure compensation, flash charge completion, aperture, white balance, image stabilizer, exposure bracketing, battery status, high-speed sync indicator, frames-remaining counter, highlight tone priority, ISO sensitivity, AF lock, electronic level, maximum burst, flicker detection, drive mode, metering mode |
| Field of View Crop Factor | 2 | 1.0 |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| ISO (Max) | 25600 | 102400 |
|---|---|---|
| Native ISO | 200-25600 | 100-51200 |
| Extended ISO (Max) | - | 102400 |
| Extended ISO (Min) | 64 | 50 |
| Light Sensitivity | ISO 100, ISO 64, ISO auto, ISO 200-25600 | ISO 50, ISO 102400, ISO 100-51200, ISO auto (100-51200) |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, partial (5.8%), spot (2.9%) |
| Exposure Metering Zones | 324 | 384 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Bulb, automatic, manual, aperture-priority, shutter-priority, E-TTL II program flash |
| Bracketing Modes | Art Filter bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing | White balance bracketing |
| Special Effects | Soft focus, Water Colour, Diorama, Cross Process, partial colour, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, Dramatic Tone, Bleach Bypass, Key Line, Vintage, Nostalgia, Neo Nostalgia | Neutral, Faithful, monochrome, landscape, portrait, Standard, Fine Detail |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Fluorescent, sunlight, tungsten light, Flash, shade, overcast, Underwater, 2000K - 14000K | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (white) |
| Shutter Type | Mechanical, electronic | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/32000 sec | 1/8000 sec |
| Min Shutter Speed | 60 sec | 30 sec |
| Exposure Compensation | ±5 EV range, in 1, 1/2 or 1/3 EV steps | ±3 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | - | 3 steps in 1/2 or 1/3 EV steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | - | 1/250sec |
| Exposure Range | EV -2-20 (ISO 100) | - |
| DISPLAY | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Type | 3" LCD display | 3.15" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,040,000 pixels | 2,100,000 pixels |
| Display Form Factor | Folding | Rotating |
| Display Features | Display brightness control, display colour control, Touch AF | Display brightness control, display colour control, anti-smudge coating |
| FLASH | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Camera Flash | Detachable flash | - |
|---|---|---|
| Guide Number (m / ISO 100) | 12.9 | - |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | - |
| Red-Eye Reduction | Yes | - |
| Features | AF illuminator, flash +/- compensation, wireless off-camera control, flash exposure bracketing | - |
| External Flash Name | Olympus FL-LM3 | - |
| VIDEOGRAPHY / CAMCORDER | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Digital Video Format | H.264, MOV | H.265 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, RAW, RAW + JPEG, C-RAW, HEIF, RAW + HEIF |
| Max Video Resolution | 4096 x 2160 | 8192 x 4320 |
| Audio Signal Format | Linear PCM | Linear PCM |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | Wind noise reduction, sensitivity control | - |
| MEMORY | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Memory Card Slot | SD card | SD card, CFexpress |
|---|---|---|
| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card, CFexpress |
| Memory Card Included | No | No |
| Image Storage | RAW 5184 x 3888 JPEG 5184 x 3888 JPEG 1024 x 768 |
8192 x 5464 5808 x 3872 4176 x 2784 2400 x 1600 5088 x 3392 7280 x 5464 5152 x 3872 3712 x 2784 2112 x 1600 8192 x 4608 5808 x 3264 4176 x 2344 2400 x 1344 5456 x 5456 3872 x 3872 2784 x 2784 1600 x 1600 3648 x 3648 2432 x 2432 1824 x 1824 |
| Video Capture | MOV - 1920 x 1080 p - 30 fps MOV - 1920 x 1080 p - 25 fps MOV - 1920 x 1080 p - 24 fps MOV - 1920 x 1080 p - 60 fps MOV - 1920 x 1080 p - 50 fps MOV - 1280 x 720 p - 60 fps MOV - 1280 x 720 p - 50 fps MOV - 1280 x 720 p - 30 fps MOV - 1280 x 720 p - 25 fps MOV - 1280 x 720 p - 24 fps MOV - 4096 x 2160 p - 30 fps MOV - 3840 x 2160 p - 30 fps MOV - 3840 x 2160 p - 25 fps MOV - 3840 x 2160 p - 24 fps |
H.265 - 8192 x 4320 p - 29.97 fps H.265 - 8192 x 4320 p - 25 fps H.265 - 8192 x 4320 p - 23.98 fps H.265 - 7680 x 4320 p - 29.97 fps H.265 - 7680 x 4320 p - 25 fps H.265 - 7680 x 4320 p - 23.98 fps H.265 - 4096 x 2160 p - 119.9 fps H.265 - 4096 x 2160 p - 100 fps H.265 - 4096 x 2160 p - 59.94 fps H.265 - 4096 x 2160 p - 50 fps H.265 - 4096 x 2160 p - 29.97 fps H.265 - 4096 x 2160 p - 25 fps H.265 - 4096 x 2160 p - 23.98 fps H.265 - 3840 x 2160 p - 119.9 fps H.265 - 3840 x 2160 p - 100 fps H.265 - 3840 x 2160 p - 59.94 fps H.265 - 3840 x 2160 p - 50 fps H.265 - 3840 x 2160 p - 29.97 fps H.265 - 3840 x 2160 p - 25 fps H.265 - 3840 x 2160 p - 23.98 fps H.265 - 1920 x 1080 p - 59.94 fps H.265 - 1920 x 1080 p - 50 fps H.265 - 1920 x 1080 p - 29.97 fps H.265 - 1920 x 1080 p - 25 fps H.265 - 1920 x 1080 p - 23.98 fps |
| BATTERY AND CHARGING | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
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| Battery Type | Olympus BLS-50 Lithium Ion | Canon LP-E6NH Lithium Ion |
|---|---|---|
| Details | Olympus BLS-50 Li-ion rechargeable battery (included) | Canon LP-E6NH Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 310 shots | Photo shooting - 320 shots (EVF on) Photo shooting - 490 shots (LCD Monitor on) |
| CONNECTIONS | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11a/b/g/n, Bluetooth 4.2 | HDMI, USB 3.1, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | Remote control via mobile devices, remote live view, Wireless Image Transfer, wireless video upload to cloud server, wireless image upload to cloud server, wireless image printing |
| Print Standard | Exif Print support | DPOF support, Exif Print support |
| Computer Connectivity | - | Mac, Windows |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 (5 pin Micro-USB Type B) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Remote control (sub-mini phone 2.5 mm) |
USB 3.2 Gen 1 (USB Type-C) HDMI output (19 pin micro HDMI Type D) Audio line-in / microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) Remote control |
| FEATURES | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 10 frames per second, 30 frames per second, 6 frames per second | 20 frames per second, 12 frames per second |
| Additional Features | Auto power save, AE lock, AF lock, interval shooting mode, USB charging, high-speed recording, Touch Shutter technology, Focus Stacking, 50-megapixel High Resolution mode | RGB primary colour filter, auto power save, depth-of-field preview button, camera orientation detection, histogram display, cropping an image, resizing an image, highlight tone priority, highlight point display, USB charging, Auto Lighting Optimizer, in-camera RAW processing, peripheral illumination correction, Chromatic Aberration Compensation (CAC), HDR image enhancement technology, Scene Intelligent Auto technology, Touch Shutter technology, noise reduction over long exposures, high ISO speed noise reduction, silent shooting, distortion correction function, diffraction correction, multiple exposure capture, Dual Pixel RAW, Digital Lens Optimizer, 4K time-lapse movie recording, anti-flicker, firmware upgradable |
| OTHERS | Olympus OM-D E-M5 Mark III | Canon EOS R5 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Battery charger, body cap, neck strap, cable protector, USB-C cable |
|---|---|---|
| Software | - | Canon Picture Style Editor, Canon EOS Utility, Canon Digital Photo Professional 4, Canon Digital Photo Professional Express |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 1 °C |
| Service & Support | - | Limited warranty - 1 year |
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