Panasonic Lumix G DMC-GX1 vs. Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS

Camera Comparison, Reviews and Tests

In depth comparison and review of Panasonic Lumix G DMC-GX1 and Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS. 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-GX1 vs. Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS Comparison Chart
DESIGN AND DIMENSIONS Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Product Type Digital camera - 1080i - mirrorless system Digital camera - 4K - mirrorless system
Lens Included Body only FE 28-70mm OSS lens
Height 6.8 cm 9.56 cm
Width 11.6 cm 12.69 cm
Depth 3.9 cm 7.37 cm
Weight 272 g 650 g
Weight Details - Camera with battery and memory card: 650 g
Enclosure Colour Black | Silver Black
Protection - Dust-resistant, moisture-resistant
Digital Zoom 4x 4x
SENSOR Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Sensor Resolution 16.0 Megapixel 24.2 Megapixel
Optical Sensor Type Live MOS Exmor R CMOS
Total Pixels 16,680,000 pixels 25,300,000 pixels
Effective Sensor Resolution 16,000,000 pixels 24,200,000 pixels
Optical Sensor Size Four Thirds (17.3 x 13.0 mm) Full Frame (35.6 x 23.8 mm)
Frame Rate (Max Resolution) - 30 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-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Image Processor Venus Engine BIONZ X
LENS Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Type - Zoom lens 28 - 70 mm - f/3.5-5.6 FE OSS - zoom
Focus Adjustment - Automatic, manual
Min Focus Distance - 30 cm
Max View Angle - 75 degree(s)
Zoom Adjustment - Manual
Lens Construction - 8 groups / 9 elements
Filter Size - 55 mm
Lens Mounting Type Micro Four Thirds Sony E-mount
Features - Internal focusing system, full-time manual focusing, ED glass, splashproof, aspherical lens, dustproof
FOCUSING Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Auto Focus TTL contrast detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 23 693
Auto Focus Features - Focus Peaking function
AE/AF Control - Face-priority AF, Touch Area AF
Face Detection Yes Face-priority AF function
VIEWFINDER Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Viewfinder Type - Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution - 2,359,296 pixels
Optical Viewfinder Field Coverage - 100%
Optical Viewfinder Magnification - 0.78x
Optical Viewfinder Dioptric Correction Range - -4 to +3
Field of View Crop Factor 2 -
Features - Viewfinder brightness control, colour temperature control
EXPOSURE & WHITE BALANCE Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
ISO (Max) 12800 204800
Native ISO - 100-51200
Extended ISO (Max) - 204800
Extended ISO (Min) - 50
Light Sensitivity ISO 800, ISO 400, ISO 200, ISO 160, ISO 1600, ISO 6400, ISO 3200, ISO auto, ISO 12800 ISO 50, ISO 102400, ISO 204800, ISO 100-51200
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones 144 1200
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Programme, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - 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, objects Landscape, portrait mode, macro, night portrait, night scene, sports mode, sunset
Special Effects Sepia, miniature, Retro, Expressive, high dynamic, High Key, Low Key, Toy effect Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Rich-tone monochrome, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W)
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, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white)
Shutter Type - Mechanical electronically-controlled
Max Shutter Speed 1/4000 sec 1/8000 sec
Min Shutter Speed 60 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, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps
White Balance Bracketing Yes Yes
X-sync Speed 1/160 sec 1/250sec
Exposure Range EV 0-18 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Type 3" LCD display 3" LCD display
Touch Screen Yes Yes
Display Format 460,000 pixels 921,600 pixels
Display Form Factor Built-in Folding
Display Features Display brightness control, display colour control, display contrast control Display brightness control
FLASH Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 7.6 -
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-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Digital Video Format MPEG-4, AVCHD AVCHD, XAVC S
Image Recording Format JPEG, RAW, RAW + JPEG, MPO JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format - Dolby Digital AC-3 (2 channel), Linear PCM
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-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Memory Card Slot SD card Memory Stick PRO Duo 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, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, 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 3232 x 2424
JPEG 2272 x 1704
JPEG 1824 x 1368
JPEG 4576 x 3056
JPEG 3232 x 2160
JPEG 2272 x 1520
JPEG 1824 x 1216
JPEG 4576 x 2576
JPEG 3232 x 1824
JPEG 1920 x 1080
JPEG 1824 x 1024
JPEG 3424 x 3423
JPEG 2416 x 2416
JPEG 1712 x 1712
6000 x 4000
3936 x 2624
3008 x 2000
1968 x 1312
6000 x 3376
3936 x 2216
3008 x 1688
1968 x 1112
Video Capture MPEG-4 - 1920 x 1080
MPEG-4 - 1280 x 720
MPEG-4 - 640 x 480
AVCHD - 1920 x 1080
AVCHD - 1280 x 720
XAVC S - 3840 x 2160 p - 30 fps - 100Mbps
XAVC S - 3840 x 2160 p - 24 fps - 100Mbps
XAVC S - 3840 x 2160 p - 30 fps - 60Mbps
XAVC S - 3840 x 2160 p - 24 fps - 60Mbps
XAVC S - 1920 x 1080 p - 120 fps - 100Mbps
XAVC S - 1920 x 1080 p - 120 fps - 60Mbps
XAVC S - 1920 x 1080 p - 60 fps - 50Mbps
XAVC S - 1920 x 1080 p - 30 fps - 50Mbps
XAVC S - 1920 x 1080 p - 24 fps - 50Mbps
XAVC S - 1920 x 1080 p - 60 fps - 25Mbps
XAVC S - 1920 x 1080 p - 30 fps - 16Mbps
AVCHD - 1920 x 1080 i - 60 fps - 24Mbps
AVCHD - 1920 x 1080 i - 60 fps - 17Mbps
XAVC S - 3840 x 2160 p - 25 fps - 100Mbps
XAVC S - 3840 x 2160 p - 25 fps - 60Mbps
XAVC S - 1920 x 1080 p - 100 fps - 100Mbps
XAVC S - 1920 x 1080 p - 100 fps - 60Mbps
XAVC S - 1920 x 1080 p - 50 fps - 50Mbps
XAVC S - 1920 x 1080 p - 25 fps - 50Mbps
AVCHD - 1920 x 1080 i - 50 fps - 24Mbps
AVCHD - 1920 x 1080 i - 50 fps - 17Mbps
BATTERY AND CHARGING Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Battery Type Lithium Ion - manufacturer-specific Sony NP-FZ100 Lithium Ion
Details 1 x Li-ion rechargeable battery - 1010 mAh (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life - Photo shooting - 710 shots (LCD Monitor on)
Photo shooting - 610 shots (EVF on)
Video recording - 2.08 hours (LCD Monitor on)
Voice recording - 1.92 hours (EVF on)
CONNECTIONS Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Interface Composite video/audio, HDMI, USB 2.0 HDMI, USB 3.1, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1
Connectivity Features - Remote control via mobile devices, remote live view, Wireless Image Transfer
Print Standard Direct print, Exif Print support, PictBridge support DPOF support, Exif Print support, PRINT Image Matching
Flash Terminal Hot shoe Hot shoe
Connector Type USB 2.0
Composite video/audio output
HDMI output
Remote control
USB 3.1 (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-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Self-Timer Delay 10 sec, 2sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 2 frames per second, 3 frames per second, 4.2 frames per second, 20 frames per second (4MP) 8 frames per second, 10 frames per second
HDR Mode - Auto HDR mode
Additional Features Built-in speaker, RGB primary colour filter, digital noise reduction, date/time stamp, digital image rotation, camera orientation detection, histogram display, cropping an image, resizing an image, Scene Detection Technology, Intelligent Scene Selector, Intelligent Resolution Technology, face detection, Motion Detection Technology, Full-time Live View, Subject Detection technology, Face Recognition, Dolby Digital Stereo Creator, Intelligent Auto (iA), Intelligent D-range Control, text stamp Built-in speaker, sharpness control, digital image rotation, camera orientation detection, histogram display, saturation control, shadow point display, highlight point display, takes photos while film recording, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, Dolby Digital Stereo Creator, Intelligent AUTO (iAUTO), Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, PlayMemories Camera Apps support, silent shooting, BRAVIA Sync function, PhotoTV HD, GPS via mobile, S-Log2 gamma setting, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting
OTHERS Panasonic Lumix G DMC-GX1 Sony Alpha7 III ILCE-7M3K + FE 28-70mm OSS
Included Accessories Battery charger, body cap, shoulder strap, USB cable Eyepiece cover, lens hood, dust cap, body cap, shoulder strap, AC power adaptor, shoe cap, micro-USB cable
Software Drivers & Utilities, SILKYPIX Developer Studio 3.1 SE, Panasonic PHOTOfunSTUDIO 7.0 HD Edition, Loilo LoiLoScope (Trial) -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C 0 °C
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