In depth comparison and review of Olympus OM-D E-M5 Mark III and Olympus OM System 1. 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 | Olympus OM System 1 |
|---|
| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8.52 cm | 9.16 cm |
| Width | 12.53 cm | 13.48 cm |
| Depth | 4.97 cm | 7.27 cm |
| Weight | 366 g | 511 g |
| Weight Details | Camera body only: 366 g Camera with battery and memory card: 414 g |
Camera body only: 511 g Camera with battery and memory card: 599 g |
| Enclosure Colour | Black | Silver | - |
| Protection | Splashproof, freezeproof, dust-resistant | Splashproof, freezeproof, dust-proof, IP53 |
| SENSOR | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Sensor Resolution | 20.4 Megapixel | 20.4 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | Stacked BSI Live MOS |
| Total Pixels | 21,800,000 pixels | 22,900,000 pixels |
| Effective Sensor Resolution | 20,400,000 pixels | 20,400,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | Four Thirds (4/3") |
| Frame Rate (Max Resolution) | 24 fps | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Supersonic Wave Filter (SWF) | Supersonic Wave Filter (SWF) |
| 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 | Olympus OM System 1 |
|---|
| Image Processor | TruePic VIII | TruePic X |
|---|
| LENS | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Lens Mounting Type | Micro Four Thirds | Micro Four Thirds |
|---|
| FOCUSING | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 121 | 1053 |
| Auto Focus Features | Focus Peaking function, Manual Focus Check Live View | Focus Peaking function |
| AE/AF Control | Subject-tracking AF, Eye detection AF | AI Focus AF |
| Face Detection | Eye Detect AF | Eye Detect AF, Face Detection AF/AE |
| VIEWFINDER | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Viewfinder Type | Electronic - OLED | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Resolution | 2,360,000 pixels | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 1.37x | - |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -4 to +2 |
| Field of View Crop Factor | 2 | 2 |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| ISO (Max) | 25600 | 102400 |
|---|---|---|
| Native ISO | 200-25600 | - |
| Extended ISO (Max) | - | 102400 |
| Extended ISO (Min) | 64 | 80 |
| Light Sensitivity | ISO 100, ISO 64, ISO auto, ISO 200-25600 | ISO 200-102400, ISO 80-102400 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 324 | 324 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | - |
| Bracketing Modes | Art Filter bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing | Art Filter bracketing, Dynamic Range Bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure 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 | Monotone, Vivid, soft focus, natural, 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, Instant Film, Colour Creator, Underwater |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Fluorescent, sunlight, tungsten light, Flash, shade, overcast, Underwater, 2000K - 14000K | - |
| Shutter Type | Mechanical, electronic | Mechanical, electronic |
| Max Shutter Speed | 1/32000 sec | 1/32000 sec |
| Min Shutter Speed | 60 sec | 60 sec |
| Exposure Compensation | ±5 EV range, in 1, 1/2 or 1/3 EV steps | ±5 EV range, in 1/3 EV steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | - | 1/250sec, 1/8000 sec |
| Exposure Range | EV -2-20 (ISO 100) | EV -5.5-19 (ISO 100) |
| DISPLAY | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,040,000 pixels | 1,620,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Display brightness control, display colour control, Touch AF | - |
| FLASH | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Camera Flash | Detachable flash | External 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 | Fill-in mode, slow synchro, flash OFF mode |
| Red-Eye Reduction | Yes | - |
| Features | AF illuminator, flash +/- compensation, wireless off-camera control, flash exposure bracketing | AF illuminator |
| External Flash Name | Olympus FL-LM3 | - |
| VIDEOGRAPHY / CAMCORDER | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Digital Video Format | H.264, MOV | H.264, MOV, H.265, MPEG-4 AVC |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 4096 x 2160 | 4096 x 2160 |
| Audio Signal Format | Linear PCM | Linear PCM |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | Wind noise reduction, sensitivity control | Wind noise reduction |
| MEMORY | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Memory Card Slot | SD card | SD card |
|---|---|---|
| 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-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | No | - |
| Image Storage | RAW 5184 x 3888 JPEG 5184 x 3888 JPEG 1024 x 768 |
5184 x 3888 |
| 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 |
- |
| BATTERY AND CHARGING | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Battery Type | Olympus BLS-50 Lithium Ion | Olympus BLX-1 Lithium Ion |
|---|---|---|
| Details | Olympus BLS-50 Li-ion rechargeable battery (included) | Olympus BLX-1 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 310 shots | - |
| CONNECTIONS | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11a/b/g/n, Bluetooth 4.2 | HDMI, USB-C, IEEE 802.11b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | - |
| Print Standard | Exif Print support | Exif Print support |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| 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 3.0 (USB Type-C) Remote control input (sub-mini phone 2.5 mm) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Self-Timer Delay | 2sec, 12sec | 2sec, 12sec, custom |
|---|---|---|
| Continuous Shooting Speed | 10 frames per second, 30 frames per second, 6 frames per second | 120 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 | Built-in speaker, auto power save, histogram display, in-camera red-eye removal, cropping an image, resizing an image, shadow point display, interval shooting mode, highlight point display, USB charging, in-camera RAW processing, HDR image enhancement technology, high-speed recording, Dual Axis Electronic Level, silent shooting, GPS via mobile, multiple exposure capture, Focus Stacking, anti-flicker, Hybrid Log-Gamma (HLG) recording, 80-megapixel High Resolution mode |
| OTHERS | Olympus OM-D E-M5 Mark III | Olympus OM System 1 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Shoulder strap, AC power adaptor, USB cable, cable clip, cable protector |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | -10 °C |
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