Side by side comparison and review of Leica M and Olympus OM-D E-M1 Mark III. Compare design, sensors, zoom functions, batteries and other key specifications and features to simplify the choice of your perfect digital camera. Our goal is to make it easier for you to decide on the camera that will best meet your expectations by revealing the main differences between the products.
DESIGN AND DIMENSIONS | Leica M | Olympus OM-D E-M1 Mark III |
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Product Type | Digital camera - 1080p - rangefinder | Digital camera - 4K - mirrorless system |
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Lens Included | Body only | Body only |
Height | 8 cm | 9.09 cm |
Width | 13.9 cm | 13.41 cm |
Depth | 4.2 cm | 6.89 cm |
Weight | 680 g | 504 g |
Weight Details | - | Camera only: 504 g Camera with battery and memory card: 580 g |
Body Material | Synthetic leather, magnesium | Magnesium alloy |
Enclosure Colour | Black | Silver chrome | Black |
Protection | Weatherproof, splashproof, dust-resistant | Splashproof, freezeproof, dust-resistant |
SENSOR | Leica M | Olympus OM-D E-M1 Mark III |
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Sensor Resolution | 24.0 Megapixel | 20.4 Megapixel |
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Optical Sensor Type | CMOS | Live MOS |
Total Pixels | - | 21,800,000 pixels |
Effective Sensor Resolution | - | 20,400,000 pixels |
Optical Sensor Size | Full Frame (35.8 x 23.9 mm) | Four Thirds (4/3") |
Frame Rate (Max Resolution) | - | 24 fps |
Sensor Dust Reduction | - | Yes |
Sensor Features | - | Supersonic Wave Filter (SWF) |
Image Stabiliser | - | Optical (5-axis image sensor shift mechanism) |
Built-in Optical Image Stabiliser | - | Yes |
Sensors | Dust alert sensor, digital level metre | Digital level metre |
PROCESSOR | Leica M | Olympus OM-D E-M1 Mark III |
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Image Processor | Leica Maestro | TruePic IX |
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LENS | Leica M | Olympus OM-D E-M1 Mark III |
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Lens Mounting Type | Leica M | Micro Four Thirds |
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FOCUSING | Leica M | Olympus OM-D E-M1 Mark III |
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Auto Focus | - | TTL contrast and phase detection |
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Auto Focus Points (Zones) Qty | - | 121 |
Auto Focus Features | Focus Peaking function, Manual Focus Check Live View | Focus Peaking function |
AE/AF Control | - | Face-priority AF, Eye detection AF |
Face Detection | - | Eye Detect AF, face-priority AF function |
VIEWFINDER | Leica M | Olympus OM-D E-M1 Mark III |
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Viewfinder Type | Optical - real-image | Electronic - LCD |
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Viewfinder Colour Support | - | Colour |
Viewfinder Resolution | - | 2,360,000 pixels |
Optical Viewfinder Field Coverage | - | 100% |
Optical Viewfinder Magnification | 0.68x | 1.48x |
Optical Viewfinder Dioptric Correction Range | - | -4 to +2 |
Viewfinder Information | Shutter speed, exposure compensation, flash charge completion | Shutter speed, exposure compensation, AF-in-focus, aperture, white balance, Exposure Mode, image stabilizer, battery status, AF lock, electronic level, area AF frame, metering mode |
Field of View Crop Factor | - | 2 |
Features | Automatic parallax compensation | Viewfinder brightness control, colour temperature control |
EXPOSURE & WHITE BALANCE | Leica M | Olympus OM-D E-M1 Mark III |
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ISO (Max) | 6400 | 25600 |
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Native ISO | - | 200-6400 |
Extended ISO (Max) | - | 25600 |
Extended ISO (Min) | - | 64 |
Light Sensitivity | ISO 100, ISO 200-6400 | ISO auto (64-6400), ISO 64-25600 |
Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot, highlight spot, shadow spot |
Exposure Metering Zones | - | 324 |
Exposure Modes | Bulb, manual, aperture-priority | Bulb, automatic, manual, aperture-priority, shutter-priority |
Bracketing Modes | - | Art Filter bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing |
Special Effects | Film Simulation | Sepia, Monotone, Black & White Red filter, Black & White Yellow filter, Vivid, Black & White Orange filter, soft focus, natural, Black & White Green filter, Flat, portrait, Water Colour, Diorama, Cross Process, partial colour, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, Dramatic Tone, Bleach Bypass, High Key, Low Key, Key Line, Vintage, e-Portrait |
White Balance | Custom, automatic, presets | Custom, automatic, presets |
White Balance Presets | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), 2000K - 13100K | Fluorescent, sunlight, tungsten light, Flash, shade, overcast, Underwater, 2000K - 14000K |
Shutter Type | - | Mechanical, electronic |
Max Shutter Speed | 1/4000 sec | 1/32000 sec |
Min Shutter Speed | 60 sec | 60 sec |
Exposure Compensation | ±3 EV range, in 1/3 EV steps | ±5 EV range, in 1, 1/2 or 1/3 EV steps |
Auto Exposure Bracketing | 5 steps in 1/2, 1, 2, 3 EV steps | 5 steps in 1/3, 2/3 or 1 EV steps |
White Balance Bracketing | - | Yes |
X-sync Speed | 1/180 sec | 1/250sec |
Exposure Range | - | EV -2-20 (ISO 100) |
DISPLAY | Leica M | Olympus OM-D E-M1 Mark III |
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Type | 3" LCD display | 3" LCD display |
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Touch Screen | - | Yes |
Display Format | 920,000 pixels | 1,037,000 pixels |
Display Form Factor | Built-in | Rotating |
Display Features | Contrast control | Display brightness control, display colour control |
VIDEOGRAPHY / CAMCORDER | Leica M | Olympus OM-D E-M1 Mark III |
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Digital Video Format | MJPEG, MOV | MJPEG, H.264 |
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Image Recording Format | JPEG, DNG (RAW) | JPEG, RAW, RAW + JPEG |
Max Video Resolution | 1920 x 1080 | 4096 x 2160 |
Audio Signal Format | - | Linear PCM |
Microphone Operation Mode | Mono | Stereo |
Microphone Features | Sensitivity control | Wind noise reduction |
MEMORY | Leica M | Olympus OM-D E-M1 Mark III |
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Memory Card Slot | SD card | Dual SD card |
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Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
Memory Card Included | - | No |
Image Storage | JPEG 5952 x 3976 JPEG 4256 x 2832 JPEG 2976 x 1984 JPEG 1600 x 1080 DNG (RAW) 5952 x 3976 |
5184 x 3888 |
Video Capture | MOV - 1920 x 1080 - 25 fps MOV - 1920 x 1080 - 24 fps MOV - 1280 x 720 - 25 fps MOV - 1280 x 720 - 24 fps MOV - 640 x 480 - 30 fps MOV - 640 x 480 - 25 fps MOV - 640 x 480 - 24 fps |
4096 x 2160 p - 24 fps - 237Mbps 3840 x 2160 p - 30 fps 3840 x 2160 p - 25 fps 3840 x 2160 p - 24 fps 1920 x 1080 p - 30 fps 1920 x 1080 p - 25 fps 1920 x 1080 p - 24 fps 1920 x 1080 p - 60 fps 1920 x 1080 p - 50 fps 1280 x 720 p - 60 fps 1280 x 720 p - 50 fps 1280 x 720 p - 30 fps 1280 x 720 p - 25 fps 1280 x 720 p - 24 fps AVI - 640 x 480 p - 30 fps |
BATTERY AND CHARGING | Leica M | Olympus OM-D E-M1 Mark III |
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Battery Type | Lithium Ion - manufacturer-specific | Olympus BLH-1 Lithium Ion |
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Details | Li-ion rechargeable battery - 1800 mAh (included) | Olympus BLH-1 Li-ion rechargeable battery - 1720 mAh (included) |
Battery Life | - | Photo shooting - 420 shots Video recording - 85 minutes |
CONNECTIONS | Leica M | Olympus OM-D E-M1 Mark III |
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Interface | - | HDMI, USB 3.0, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2 |
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Connectivity Features | - | Remote control via mobile devices, remote live view |
Print Standard | - | DPOF support, Exif Print support |
Flash Terminal | Hot shoe | Hot shoe, PC terminal |
Connector Type | - | USB 3.0 (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) |
FEATURES | Leica M | Olympus OM-D E-M1 Mark III |
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Self-Timer Delay | 2sec, 12sec | 2sec, 12sec |
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Continuous Shooting Speed | 3 frames per second | 10 frames per second, 15 frames per second, 60 frames per second, 18 frames per second |
Additional Features | Sharpness control, saturation control | Built-in speaker, RGB primary colour filter, auto power save, sharpness control, histogram display, in-camera red-eye removal, cropping an image, resizing an image, saturation control, shadow point display, highlight point display, in-camera film editing, contrast control, digital tele-converter, USB charging, HDR image enhancement technology, high-speed recording, Time-Lapse recording, silent shooting, GPS via mobile, Flicker detection, multiple exposure capture, Focus Stacking, 80-megapixel High Resolution mode |
OTHERS | Leica M | Olympus OM-D E-M1 Mark III |
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Included Accessories | Carrying strap, battery charger, body cap, power cable, shoe cap | Battery charger, body cap, shoulder strap, USB cable, cable clip |
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Software | Adobe Photoshop Lightroom | - |
Max Operating Temperature | 40 °C | 40 °C |
Min Operating Temperature | 0 °C | -10 °C |