In depth comparison and review of Panasonic Lumix G DMC-GF6K + 14-42mm 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.
| DESIGN AND DIMENSIONS | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Product Type | Digital camera - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | 14-42mm lens | Body only |
| Height | 6.48 cm | 9.69 cm |
| Width | 11.12 cm | 12.89 cm |
| Depth | 3.84 cm | 8.08 cm |
| Weight | 280 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 |
| Optical Zoom | 3x | - |
| SENSOR | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Sensor Resolution | 16.0 Megapixel | 12.1 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | Exmor R CMOS |
| Total Pixels | 16,680,000 pixels | 12,900,000 pixels |
| Effective Sensor Resolution | 16,000,000 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 (MEGA O.I.S.) | Optical (5-axis Steady Shot) |
| Built-in Optical Image Stabiliser | - | Yes |
| Sensors | Digital level metre | Digital level metre |
| PROCESSOR | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Image Processor | - | BIONZ XR |
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| LENS | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Type | Zoom lens - 3x zoom - 14 - 42 mm - f/3.5-5.6 G II | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 28 - 84mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 20 cm | - |
| Max View Angle | 75 degree(s) | - |
| Zoom Adjustment | Motorised drive | - |
| Lens Construction | 8 groups / 9 elements | - |
| Filter Size | 46 mm | - |
| Lens Mounting Type | Micro Four Thirds | Sony E-mount |
| Features | Aspherical lens | - |
| FOCUSING | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Auto Focus | TTL contrast detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 23 | 759 |
| Auto Focus Features | - | 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 Recognition, face-priority AF function | Face Recognition, face-priority AF function |
| VIEWFINDER | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Viewfinder Type | - | Built-in - electronic |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Diagonal Size | - | 0.64" |
| Viewfinder Resolution | - | 9,437,184 pixels |
| Optical Viewfinder Field Coverage | - | 100% |
| Optical Viewfinder Magnification | - | 0.9x |
| Optical Viewfinder Dioptric Correction Range | - | -4 to +3 |
| Field of View Crop Factor | 2 | - |
| EXPOSURE & WHITE BALANCE | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| 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, 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, natural, monochrome, portrait, miniature, Cross Process, Retro, Expressive, high dynamic, Bleach Bypass, High Key, Low Key, Scenery, Toy effect, Impressive Art, One Point Colour, Dynamic Monochrome, Old Days, 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 | 60 sec | 30 sec |
| Exposure Compensation | ±3 EV range, in 1/3 EV steps | ±5 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 5 steps in 1/3 or 2/3 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) |
| DISPLAY | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,040,000 pixels | 1,440,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Display brightness control, display contrast control, Touch AE, Touch AF | Display brightness control |
| FLASH | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Camera Flash | Pop-up flash | - |
|---|---|---|
| Guide Number (m / ISO 100) | 5 | - |
| Flash Modes | Fill-in mode, slow synchro, auto mode, flash OFF mode, red-eye reduction | - |
| Red-Eye Reduction | Yes | - |
| Features | AF illuminator | - |
| VIDEOGRAPHY / CAMCORDER | Panasonic Lumix G DMC-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Digital Video Format | MPEG-4, AVCHD | 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-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| 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 4592 x 3448 JPEG 3232 x 2424 JPEG 2272 x 1704 JPEG 1824 x 1368 - 3D mode JPEG 4592 x 3064 JPEG 3232 x 2160 JPEG 2272 x 1520 MPO 1824 x 1216 - 3D mode JPEG 4592 x 2584 JPEG 3232 x 1824 JPEG 1920 x 1080 MPO 1824 x 1024 - 3D mode JPEG 3424 x 3424 JPEG 2416 x 2416 JPEG 1712 x 1712 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 | MPEG-4 - 1920 x 1080 - 25 fps MPEG-4 - 1280 x 720 - 25 fps MPEG-4 - 640 x 480 - 25 fps AVCHD - 1920 x 1080 - 50 fps AVCHD - 1280 x 720 - 50 fps |
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-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Battery Type | Lithium Ion - manufacturer-specific | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | Li-ion rechargeable battery - 1025 mAh (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) |
| Battery Life | Photo shooting - 330 shots (with X 14-42mm lens) Photo shooting - 340 shots (with 14-42mm lens) Photo shooting - 340 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-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| 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, Wireless Image Transfer, PC Remote functions via Wi-Fi |
| Print Standard | Direct print, Exif Print support, PictBridge support | Exif Print support, PRINT Image Matching |
| Flash Terminal | - | Hot shoe |
| Connector Type | USB 2.0 Composite video/audio output HDMI output |
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-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Self-Timer Delay | - | 10 sec, 2sec, 5 sec |
|---|---|---|
| Continuous Shooting Speed | 2 frames per second, 3 frames per second, 20 frames per second, 4.2 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, Dolby Digital Stereo Creator, Intelligent Auto (iA), Intelligent D-range Control, HDR image enhancement technology, text stamp, Touch Shutter technology, Light Speed AF | 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-GF6K + 14-42mm | Sony Alpha7s III ILCE-7SM3 |
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| Included Accessories | Lens hood, battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable | - |
|---|---|---|
| Software | Drivers & Utilities, SILKYPIX Developer Studio 3.1 SE, Loilo LoiLoScope (Trial), Panasonic PHOTOfunSTUDIO 9.2 Advanced Edition | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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