In depth comparison and review of Olympus OM-D E-M10 Mark III and Canon EOS R3. 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-M10 Mark III | Canon EOS R3 |
|---|
| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 6K - mirrorless system with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8.36 cm | 14.26 cm |
| Width | 12.15 cm | 15 cm |
| Depth | 4.95 cm | 8.72 cm |
| Weight | 362 g | 822 g |
| Weight Details | Camera body only: 362 g Camera with battery and memory card: 410 g |
Camera body only: 822 g Camera with battery and memory card: 1.015 kg |
| Body Material | - | Magnesium alloy, fibreglass-reinforced polycarbonate |
| Enclosure Colour | Black | Silver | - |
| Protection | - | Dust-resistant, slash-resistant |
| Navigation | - | GPS/GLONASS/QZSS receiver |
| SENSOR | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Sensor Resolution | 16.1 Megapixel | 24.1 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | BSI-CMOS |
| Total Pixels | 17,200,000 pixels | 24,100,000 pixels |
| Effective Sensor Resolution | 16,100,000 pixels | 26,700,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | Full Frame (36 x 24 mm) |
| Frame Rate (Max Resolution) | 30 fps | 60 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Supersonic Wave Filter (SWF) | Self Cleaning Sensor Unit |
| 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 | - |
| PROCESSOR | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
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| Image Processor | TruePic VIII | DIGIC X |
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| LENS | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
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| Lens Mounting Type | Micro Four Thirds | Canon RF |
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| FOCUSING | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Auto Focus | TTL contrast detection | Dual Pixel CMOS AF II |
|---|---|---|
| Auto Focus Points (Zones) Qty | 121 | 1053 |
| Auto Focus Features | Focus Peaking function | - |
| AE/AF Control | Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF | Eye Control, Face-priority AF, Subject-tracking AF, Eye detection AF, Zone AF, Animal-tracking AF, Vehicle-tracking AF |
| Face Detection | Eye Detect AF, face-priority AF function | Eye Detect AF, Face Detection AF/AE |
| VIEWFINDER | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Viewfinder Type | Built-in - electronic | 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 | 1.23x | 0.76x |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -4 to +2 |
| Field of View Crop Factor | 2 | 1.0 |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| ISO (Max) | 25600 | 204800 |
|---|---|---|
| Native ISO | 100-6400 | 100-102400 |
| Extended ISO (Max) | 25600 | 204800 |
| Extended ISO (Min) | - | 50 |
| Light Sensitivity | ISO 100-25600, ISO auto (100-25600) | ISO 50, ISO auto, ISO 204800, ISO 100-102400 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, spot (2.9%), partial (5.9%) |
| Exposure Metering Zones | 324 | 384 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority, flexible-priority AE |
| Bracketing Modes | Art Filter bracketing, white balance bracketing | Focus bracketing |
| Special Effects | - | 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, 2000K - 14000K | Cloudy, tungsten light, Flash, daylight, shade, 2500K - 10000K, fluorescent light (white) |
| Shutter Type | Mechanical, electronic | Mechanical, electronic |
| Max Shutter Speed | 1/16000 sec | 1/64000 sec |
| Min Shutter Speed | 60 sec | 30 sec |
| Exposure Compensation | ±5 EV range, in 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 | - |
| X-sync Speed | 1/250sec, 1/4000 sec | 1/200sec, 1/180 sec, 1/250sec |
| Exposure Range | EV -2-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Type | 3" LCD display | 3.2" LCD display |
|---|---|---|
| Touch Screen | Yes | - |
| Display Format | 1,040,000 pixels | 4,150,000 pixels |
| Display Form Factor | Folding | Rotating |
| Display Features | Colour control, display brightness control | Display brightness control, anti-smudge coating |
| FLASH | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Camera Flash | Pop-up flash | - |
|---|---|---|
| Guide Number (m / ISO 100) | 5.8 | - |
| 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 | - |
| VIDEOGRAPHY / CAMCORDER | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Digital Video Format | H.264, MOV | MOV, RAW, IPB, ALL-I |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, RAW, RAW + JPEG, C-RAW, HEIF, RAW + HEIF |
| Max Video Resolution | 3840 x 2160 | 6000 x 3164 |
| Audio Signal Format | PCM | - |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | Wind noise reduction, sensitivity control | - |
| MEMORY | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| 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 4608 x 3456 - 17 MB JPEG 4608 x 3456 - 7.5 MB JPEG 4608 x 3456 - 3.5 MB JPEG 3200 x 2400 - 1.7 MB JPEG 1280 x 960 - 0.4 MB JPEG 640 x 480 |
6000 x 4000 3984 x 2656 2976 x 1984 2400 x 1600 3744 x 2496 2400 x 1600 5328 x 4000 3552 x 2664 2656 x 1992 2112 x 1600 6000 x 3368 3984 x 2240 2976 x 1680 2400 x 1344 4000 x 4000 2656 x 2656 1984 x 1984 1600 x 1600 |
| Video Capture | MOV - 3840 x 2160 p - 30 fps MOV - 3840 x 2160 p - 25 fps MOV - 3840 x 2160 p - 24 fps MOV - 1920 x 1080 p - 60 fps MOV - 1920 x 1080 p - 50 fps MOV - 1920 x 1080 p - 30 fps MOV - 1920 x 1080 p - 25 fps MOV - 1920 x 1080 p - 24 fps MOV - 1280 x 720 p - 30 fps MOV - 1280 x 720 p - 25 fps MOV - 1280 x 720 p - 24 fps |
RAW - 6000 x 3164 p 4096 x 2160 p 3840 x 2160 p 1920 x 1080 p |
| BATTERY AND CHARGING | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Battery Type | Olympus BLS-5 Lithium Ion | Canon LP-E19 Lithium Ion |
|---|---|---|
| Details | Olympus BLS-5 Li-ion rechargeable battery (included) | Canon LP-E19 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 330 shots (50% with Live View) Video recording - 1.3 hours |
Photo shooting - 620 shots (Power Save LVF Shooting mode) Photo shooting - 860 shots (Power Save LCD Shooting mode) Photo shooting - 440 shots (EVF on) Photo shooting - 760 shots (LCD Monitor on) |
| CONNECTIONS | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view, QR code scanning | 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 | Direct print, DPOF support, Exif Print support, PictBridge support | DPOF support, Exif Print support |
| Computer Connectivity | - | Mac, Windows |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output (19 pin micro HDMI Type D) |
USB 3.2 Gen 2 (USB Type-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) Network (RJ-45) |
| FEATURES | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8.6 frames per second, 4.8 frames per second | 30 frames per second, 12 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Built-in speaker, RGB primary colour filter, auto power save, histogram display, AE lock, AF lock, shadow point display, interval shooting mode, highlight point display, in-camera RAW processing, high-speed recording, Dual Axis Electronic Level, GPS via mobile | RGB primary colour filter, auto power save, depth-of-field preview button, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, highlight point display, Dust Delete Data system, USB charging, in-camera RAW processing, Multi-Frame Noise Reduction, HDR image enhancement technology, high-speed recording, silent shooting, slow motion recording, multiple exposure capture, anti-flicker, double slot recording, Flickering Reduction function, firmware upgradable, assignable buttons, HEIF to Jpeg conversion, voice memo recording |
| OTHERS | Olympus OM-D E-M10 Mark III | Canon EOS R3 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Battery charger, body cap, neck strap, eyecup, cable protector, hot shoe cover, USB-C cable |
|---|---|---|
| Software | - | Canon Picture Style Editor, Canon Digital Photo Professional 4.15, Canon EOS Utility 3, WFT Utility, EOS Lens Registration Tool, EOS Web Service Registration Tool, Canon Camera connect app, Mobile File Transfer app |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Service & Support | - | Limited warranty - 1 year |
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