Panasonic Lumix G DMC-G6 vs. Sony Alpha7s III ILCE-7SM3

Camera Comparison, Reviews and Tests

In depth comparison and review of Panasonic Lumix G DMC-G6 and Sony Alpha7s III ILCE-7SM3. 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.

Camera Specifications Comparison

Panasonic Lumix G DMC-G6 vs. Sony Alpha7s III ILCE-7SM3 Comparison Chart
DESIGN AND DIMENSIONS Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Product Type Digital camera - mirrorless system Digital camera - 4K - mirrorless system
Lens Included Body only Body only
Height 8.46 cm 9.69 cm
Width 12.245 cm 12.89 cm
Depth 7.14 cm 8.08 cm
Weight 340 g 699 g
Weight Details - Camera with battery and memory card: 699 g
Body Material - Magnesium alloy
Enclosure Colour Black -
Protection - Dust-resistant, moisture-resistant
Digital Zoom 4x 4x
SENSOR Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Sensor Resolution 16.05 Megapixel 12.1 Megapixel
Optical Sensor Type Live MOS Exmor R CMOS
Total Pixels 18,310,000 pixels 12,900,000 pixels
Effective Sensor Resolution 16,050,000 pixels 12,100,000 pixels
Optical Sensor Size Four Thirds (17.3 x 13.0 mm) Full Frame (35.6 x 23.8 mm)
Frame Rate (Max Resolution) - 120 fps
Sensor Dust Reduction Yes Yes
Sensor Features Supersonic Wave Filter (SWF) Dust Reduction (image sensor vibration), Anti-Dust coating
Image Stabiliser - Optical (5-axis Steady Shot)
Built-in Optical Image Stabiliser - Yes
Sensors Digital level metre Digital level metre
PROCESSOR Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Image Processor Venus Engine BIONZ XR
LENS Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Lens Mounting Type Micro Four Thirds Sony E-mount
FOCUSING Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Auto Focus TTL contrast detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 23 759
Auto Focus Features Focus Peaking function Focus Peaking function, Predictive Focus Control
AE/AF Control Face-priority AF, Subject-tracking AF, Touch Area AF Flex Focus Point, Face-priority AF, Subject-tracking AF, Eye detection AF
Face Detection Face Detection AF/AE, Face Recognition Face Recognition, face-priority AF function
VIEWFINDER Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Viewfinder Type Electronic - OLED Built-in - electronic
Viewfinder Colour Support Colour Colour
Viewfinder Diagonal Size - 0.64"
Viewfinder Resolution 1,440,000 pixels 9,437,184 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.70x 0.9x
Optical Viewfinder Dioptric Correction Range -4 to +4 -4 to +3
Field of View Crop Factor 2 -
Features Auto eye sensor -
EXPOSURE & WHITE BALANCE Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
ISO (Max) 25600 409600
Extended ISO (Max) - 409600
Extended ISO (Min) - 40
Light Sensitivity ISO 800, ISO 400, ISO 200, ISO 160, ISO 1600, ISO 6400, ISO 3200, ISO auto, ISO 12800, ISO 25600 ISO 204800, ISO 409600, ISO 80-102400, ISO 40
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones 1728 1200
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Bulb, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - Dynamic Range Bracketing
Shooting Programs Monochrome, clear portrait, silky skin, backlit softness, clear in backlight, relaxing tone, sweet child's face, distinct scenery, bright blue sky, romantic sunset glow, vivid sunset glow, glistening water, clear nightscape, cool night sky, warm glowing nightscape, artistic nightscape, glittering illuminations, clear night portrait, soft image of a flower, appetising food, cute dessert, freeze animal motion, clear sports shot -
Special Effects Sepia, Vivid, soft focus, natural, monochrome, portrait, miniature, Cross Process, Retro, Expressive, high dynamic, Dynamic B&W, Bleach Bypass, High Key, Low Key, Scenery, Toy effect, Star Filter, Impressive Art, One Point Colour, Sunshine, Toy Pop, Fantasy -
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Incandescent, cloudy, Flash, daylight, shade, 2500K - 10000K (100K steps) Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K
Shutter Type - Mechanical electronically-controlled
Max Shutter Speed 1/4000 sec 1/8000 sec
Min Shutter Speed 120 sec 30 sec
Exposure Compensation ±5 EV range, in 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 7 steps in 1/3, 2/3 or 1 EV steps 3, 5 or 9 steps
White Balance Bracketing Yes -
X-sync Speed 1/160 sec 1/250sec
Exposure Range EV 0-18 (ISO 100) EV -3-20 (ISO 100)
Retouch Clear Retouch function -
DISPLAY Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Type 3" LCD display 3" LCD display
Touch Screen Yes Yes
Display Format 1,036,000 pixels 1,440,000 pixels
Display Form Factor Rotating Folding
Display Features Display brightness control, display colour control, display contrast control, Touch AF Display brightness control
FLASH Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 8.3 -
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 Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Digital Video Format AVCHD, H.264 H.264, XAVC S, H.265, XAVC HS
Image Recording Format JPEG, RAW, RAW + JPEG, MPO, MPO + JPEG JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format - AAC
Surround Sound Dolby Digital AC-3 (2 channel) recording -
Microphone Operation Mode Stereo Stereo
Microphone Features Wind noise reduction, sensitivity control -
MEMORY Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Memory Card Slot SD card Dual SD card, dual 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-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card, CFexpress
Memory Card Included - No
Image Storage JPEG 4608 x 3456
JPEG 3264 x 2448
JPEG 2336 x 1752
MPO 1824 x 1368 - 3D mode
JPEG 4608 x 3072
JPEG 3264 x 2176
JPEG 2336 x 1560
MPO 1824 x 1216 - 3D mode
JPEG 4608 x 2592
JPEG 3264 x 1840
JPEG 1920 x 1080
MPO 1824 x 1024 - 3D mode
JPEG 3456 x 3456
JPEG 2448 x 2448
JPEG 1744 x 1744
MPO 1712 x 1712 - 3D mode
JPEG 4240 x 2832
JPEG 2768 x 1848
JPEG 2128 x 1416
JPEG 1376 x 920
JPEG 3776 x 2832
JPEG 2464 x 1848
JPEG 1888 x 1416
JPEG 1232 x 920
JPEG 4240 x 2348
JPEG 2768 x 1550
JPEG 2128 x 1200
JPEG 1376 x 776
JPEG 2832 x 2832
JPEG 1840 x 1840
JPEG 1408 x 1408
JPEG 912 x 912
Video Capture H.264 - 1920 x 1080 - 50 fps - 28Mbps
H.264 - 1920 x 1080 - 25 fps - 20Mbps
H.264 - 1280 x 720 - 25 fps - 10Mbps
H.264 - 640 x 480 - 25 fps - 4Mbps
AVCHD - 1920 x 1080 - 50 fps - 28Mbps
AVCHD - 1920 x 1080 - 50 fps - 17Mbps
AVCHD - 1920 x 1080 - 50 fps - 24Mbps
AVCHD - 1920 x 1080 - 24 fps - 24Mbps
AVCHD - 1280 x 720 - 50 fps - 17Mbps
XAVC HS - 3840 x 2160 p - 120 fps
XAVC HS - 3840 x 2160 p - 60 fps
XAVC HS - 3840 x 2160 p - 100 fps - 200Mbps
XAVC HS - 3840 x 2160 p - 50 fps
XAVC HS - 3840 x 2160 p - 24 fps
XAVC S - 3840 x 2160 p - 120 fps
XAVC S - 3840 x 2160 p - 60 fps
XAVC S - 3840 x 2160 p - 30 fps
XAVC S - 3840 x 2160 p - 24 fps
XAVC S - 3840 x 2160 p - 100 fps
XAVC S - 3840 x 2160 p - 50 fps
XAVC S - 3840 x 2160 p - 25 fps
XAVC S HD - 1920 x 1080 p - 120 fps
XAVC S HD - 1920 x 1080 p - 60 fps
XAVC S HD - 1920 x 1080 p - 30 fps
XAVC S HD - 1920 x 1080 p - 24 fps
XAVC S HD - 1920 x 1080 p - 100 fps
XAVC S HD - 1920 x 1080 p - 50 fps
XAVC S HD - 1920 x 1080 p - 25 fps
BATTERY AND CHARGING Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Battery Type Lithium Ion - manufacturer-specific Sony NP-FZ100 Lithium Ion
Details 1 x Li-ion rechargeable battery - 1200 mAh (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life Photo shooting - 330 shots (with 14-42mm lens)
Photo shooting - 340 shots (with 14-140mm lens)
Photo shooting - 350 shots (with 45-150mm lens)
Photo shooting - 510 shots (EVF on)
Photo shooting - 600 shots (LCD Monitor on)
Video recording - 80 minutes (EVF on)
Video recording - 135 minutes (LCD Monitor on)
CONNECTIONS Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Interface Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication) HDMI, USB-C, Wireless LAN, NFC (Near Field Communication), Bluetooth 5.0
Connectivity Features Remote control via mobile devices, remote live view Remote control via mobile devices, Wireless Image Transfer, PC Remote functions via Wi-Fi
Print Standard Direct print, DPOF support, Exif Print support, PictBridge support Exif Print support, PRINT Image Matching
Flash Terminal Hot shoe Hot shoe
Connector Type USB 2.0
Composite video/audio output
HDMI output
Microphone
Remote control
USB (USB Type-C)
HDMI output (19 pin HDMI Type A)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
FEATURES Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Self-Timer Delay 10 sec, 2sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 2 frames per second, 4 frames per second, 5 frames per second, 7 frames per second, 40 frames per second 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second
Additional Features Built-in speaker, RGB primary colour filter, digital image rotation, histogram display, cropping an image, resizing an image, Intelligent Scene Selector, in-camera film editing, takes photos while film recording, DLNA support, Motion Detection Technology, Subject Detection technology, Dolby Digital Stereo Creator, Intelligent D-range Control, HDR image enhancement technology, Intelligent Auto Plus (iA+), text stamp, Touch Shutter technology, Time-Lapse recording, Light Speed AF, GPS via mobile, Creative Panorama function, Wi-Fi Direct Built-in speaker, digital image rotation, camera orientation detection, histogram display, shadow point display, interval shooting mode, highlight point display, Dynamic Range Optimizer, USB charging, built-in help guide, Chromatic Aberration Compensation (CAC), HDR image enhancement technology, Intelligent AUTO (iAUTO), fast motion recording, Lens Distortion Compensation (LDC), noise reduction over long exposures, high ISO speed noise reduction, silent shooting, BRAVIA Sync function, PhotoTV HD, GPS via mobile, slow motion recording, peripheral shading correction, anti-flicker, Hybrid Log-Gamma (HLG) recording
OTHERS Panasonic Lumix G DMC-G6 Sony Alpha7s III ILCE-7SM3
Included Accessories Battery charger, body cap, shoulder strap, USB cable -
Software Drivers & Utilities, SILKYPIX Developer Studio 3.1 SE, Loilo LoiLoScope (Trial), Panasonic PHOTOfunSTUDIO 9.2 Premium Edition -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C 0 °C
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