Panasonic Lumix G DMC-G3 vs. Olympus OM-D E-M1 Mark III

Camera Comparison, Reviews and Tests

Detailed comparison and review of Panasonic Lumix G DMC-G3 and Olympus OM-D E-M1 Mark III. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.

Camera Specifications Comparison

Panasonic Lumix G DMC-G3 vs. Olympus OM-D E-M1 Mark III Comparison Chart
DESIGN AND DIMENSIONS Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Product Type Digital camera - mirrorless system Digital camera - 4K - mirrorless system
Lens Included Body only Body only
Height 8.36 cm 9.09 cm
Width 11.52 cm 13.41 cm
Depth 4.67 cm 6.89 cm
Weight 336 g 504 g
Weight Details - Camera only: 504 g
Camera with battery and memory card: 580 g
Body Material - Magnesium alloy
Enclosure Colour Black Black
Protection - Splashproof, freezeproof, dust-resistant
Digital Zoom 2x -
SENSOR Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Sensor Resolution 16.0 Megapixel 20.4 Megapixel
Optical Sensor Type Live MOS Live MOS
Total Pixels 16,680,000 pixels 21,800,000 pixels
Effective Sensor Resolution 16,000,000 pixels 20,400,000 pixels
Optical Sensor Size Four Thirds (17.3 x 13.0 mm) Four Thirds (4/3")
Frame Rate (Max Resolution) - 24 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)
Built-in Optical Image Stabiliser - Yes
Sensors - Digital level metre
PROCESSOR Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Image Processor Venus Engine FHD TruePic IX
LENS Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Lens Mounting Type Micro Four Thirds Micro Four Thirds
FOCUSING Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Auto Focus TTL contrast detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 23 121
Auto Focus Features - Focus Peaking function
AE/AF Control - Face-priority AF, Eye detection AF
Face Detection Yes Eye Detect AF, face-priority AF function
VIEWFINDER Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Viewfinder Type Electronic - LCD Electronic - LCD
Viewfinder Colour Support Colour Colour
Viewfinder Resolution 1,440,000 pixels 2,360,000 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.70x 1.48x
Optical Viewfinder Dioptric Correction Range -4 to +4 -4 to +2
Viewfinder Information - 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 2
Features - Viewfinder brightness control, colour temperature control
EXPOSURE & WHITE BALANCE Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
ISO (Max) 6400 25600
Native ISO - 200-6400
Extended ISO (Max) - 25600
Extended ISO (Min) - 64
Light Sensitivity ISO 800, ISO 400, ISO 200, ISO 160, ISO 1600, ISO 6400, ISO 3200, ISO auto 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 144 324
Exposure Modes Programme, bulb, manual, aperture-priority, shutter-priority Bulb, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - Art Filter bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing
Shooting Programs Portrait mode, party/indoor, night portrait, PET, scenery, food, illumination snap, flower, night scene, sports mode, sunset, soft skin, baby1, baby2, peripheral defocus, architecture -
Special Effects Vivid, Custom Effect, natural, monochrome, portrait, Scenery 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 Incandescent, cloudy, Flash, daylight, shade, 2500K - 10000K (100K steps) 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 ±5 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 1/3, 2/3 or 1 EV steps
White Balance Bracketing Yes Yes
X-sync Speed 1/160 sec 1/250sec
Exposure Range EV 0-18 (ISO 100) EV -2-20 (ISO 100)
DISPLAY Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Type 3" LCD display 3" LCD display
Touch Screen Yes Yes
Display Format 460,000 pixels 1,037,000 pixels
Display Form Factor Rotating Rotating
Display Features Display brightness control, display colour control Display brightness control, display colour control
FLASH Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 10.5 -
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 -
VIDEOGRAPHY / CAMCORDER Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Digital Video Format MJPEG, AVCHD MJPEG, H.264
Image Recording Format JPEG, RAW, RAW + JPEG, MPO JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 4096 x 2160
Audio Signal Format - Linear PCM
Microphone Operation Mode Stereo Stereo
Microphone Features Wind noise reduction, sensitivity control Wind noise reduction
MEMORY Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Memory Card Slot SD card Dual SD card
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 4592 x 3448
JPEG 4576 x 3056
JPEG 4576 x 2576
JPEG 3232 x 2424
JPEG 3232 x 2160
JPEG 3232 x 1824
JPEG 2272 x 1704
JPEG 2272 x 1520
JPEG 1920 x 1080
JPEG 1824 x 1368
JPEG 1824 x 1216
JPEG 1824 x 1024
JPEG 3424 x 3424
JPEG 2416 x 2416
JPEG 1712 x 1712
5184 x 3888
Video Capture AVCHD - 1920 x 1080 - 60 fps
AVCHD - 1920 x 1080 - 50 fps
AVCHD - 1280 x 720 - 60 fps
AVCHD - 1280 x 720 - 50 fps
MJPEG - 848 x 480 - 30 fps
MJPEG - 640 x 480 - 30 fps
MJPEG - 320 x 240 - 30 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 Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Battery Type Lithium Ion - manufacturer-specific Olympus BLH-1 Lithium Ion
Details 1 x Li-ion rechargeable battery - 1010 mAh (included) Olympus BLH-1 Li-ion rechargeable battery - 1720 mAh (included)
Battery Life - Photo shooting - 420 shots
Video recording - 85 minutes
CONNECTIONS Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Interface Composite video/audio, HDMI, USB 2.0 HDMI, USB 3.0, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2
Connectivity Features - Remote control via mobile devices, remote live view
Print Standard Direct print, DPOF support, Exif Print support, PictBridge support DPOF support, Exif Print support
Flash Terminal Hot shoe Hot shoe, PC terminal
Connector Type USB 2.0
Composite video/audio output
HDMI output
Remote control
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 Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Self-Timer Delay 10 sec, 2sec 2sec, 12sec
Continuous Shooting Speed 2 frames per second, 4 frames per second, 3 frames per second, 20 frames per second (4MP) 10 frames per second, 15 frames per second, 60 frames per second, 18 frames per second
Additional Features Audio recording, built-in speaker, RGB primary colour filter, date/time stamp, digital image rotation, histogram display, in-camera red-eye removal, cropping an image, resizing an image, Scene Detection Technology, Intelligent Scene Selector, Object Detection, AF/AE tracking, Intelligent Resolution Technology, face detection, Motion Detection Technology, Full-time Live View, Face Recognition, Dolby Digital Stereo Creator, Intelligent Auto (iA), Intelligent D-range 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 Panasonic Lumix G DMC-G3 Olympus OM-D E-M1 Mark III
Included Accessories Battery charger, body cap, shoulder strap, USB cable, pen stylus, audio / video cable Battery charger, body cap, shoulder strap, USB cable, cable clip
Software Drivers & Utilities, SILKYPIX Developer Studio 3.1 SE, Loilo Super Loiloscope, Panasonic PHOTOfunSTUDIO 6.2 HD Edition -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C -10 °C
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