In depth comparison and review of Panasonic Lumix G DMC-GX7C + 20mm Pancake and Pentax K-3. 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-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Product Type | Digital camera - mirrorless system | Digital camera - SLR with movie recording |
|---|---|---|
| Lens Included | 20mm Pancake lens | Body only |
| Height | 7.07 cm | 10 cm |
| Width | 12.26 cm | 13.15 cm |
| Depth | 5.46 cm | 7.75 cm |
| Weight | 360 g | 715 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Enclosure Colour | Black | Silver | Black |
| Protection | - | Weatherproof, freezeproof, dust-resistant |
| Digital Zoom | 4x | - |
| SENSOR | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Sensor Resolution | 16.0 Megapixel | 23.35 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | CMOS |
| Total Pixels | 16,840,000 pixels | 24,710,000 pixels |
| Effective Sensor Resolution | 16,000,000 pixels | 23,350,000 pixels |
| Optical Sensor Size | Four Thirds (17.3 x 13.0 mm) | APS-C (23.5 x 15.6 mm) |
| Sensor Dust Reduction | Yes | - |
| Sensor Features | Supersonic Wave Filter (SWF) | Dust Reduction (image sensor vibration), anti-aliasing simulator function |
| Image Stabiliser | Optical (image sensor shift mechanism) | Optical (image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | Dust alert sensor, digital level metre |
| PROCESSOR | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
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| Image Processor | Venus Engine | PRIME III |
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| LENS | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
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| Type | Wide-angle lens 20 f/1.7 G II | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 40mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 20 cm | - |
| Max View Angle | 57 degree(s) | - |
| Lens Construction | 5 groups / 7 elements | - |
| Filter Size | 46 mm | - |
| Lens Mounting Type | Micro Four Thirds | Pentax K |
| Features | Aspherical lens | - |
| FOCUSING | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
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| Auto Focus | TTL contrast detection | TTL phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 23 | 27 |
| Auto Focus Features | Focus Peaking function, Manual Focus Check Live View | - |
| AE/AF Control | Face-priority AF, Subject-tracking AF, Touch Area AF | - |
| Face Detection | Yes | Yes |
| VIEWFINDER | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Viewfinder Type | Electronic - LCD | Optical - fixed eye-level pentaprism |
|---|---|---|
| Viewfinder Colour Support | Colour | - |
| Viewfinder Resolution | 2,764,800 pixels | - |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 1.39x | 0.95x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -2.5 to +1.5 |
| Field of View Crop Factor | 2 | - |
| Interchangeable Focusing Screens | - | Yes |
| Features | Tilting, auto eye sensor | - |
| EXPOSURE & WHITE BALANCE | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| ISO (Max) | 25600 | 51200 |
|---|---|---|
| Native ISO | 200-12800 | 100-51200 |
| Extended ISO (Max) | 25600 | - |
| Extended ISO (Min) | 100 | - |
| Light Sensitivity | ISO 800, ISO 125, ISO 400, ISO 200, ISO 1600, ISO 6400, ISO 3200, ISO auto, ISO 12800, ISO 25600 | ISO 100-51200, ISO auto (100-51200) |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 1728 | - |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority |
| Shooting Programs | Multiple exposure, 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, Black & White Red filter, Black & White Yellow filter, Vivid, Black & White Orange filter, soft focus, natural, monochrome, Black & White Green filter, portrait, miniature, Cross Process, Retro, Expressive, high dynamic, Bleach Bypass, High Key, Low Key, Scenery, Toy effect, Star Filter, Impressive Art, One Point Colour, Dynamic Monochrome, Sunshine, Old Days, Toy Pop, Fantasy, Rough Monochrome, Silky Monochrome | Soft, Slim, Pastel, fisheye, natural, bright, Vibrant, Sketch, monochrome, Muted, landscape, portrait, Water Colour, miniature, Cross Process, Retro, Colour Extract, Toy camera, starburst, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, cloudy, Flash, daylight, shade, 2500K - 10000K (100K steps) | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight white) |
| Shutter Type | Mechanical | Mechanical electronically-controlled |
| Max Shutter Speed | 1/8000 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 | 2, 3 or 5 steps |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/320 sec | 1/180 sec |
| Exposure Range | EV 0-18 (ISO 100) | EV -3-20 (ISO 100) |
| Retouch | Clear Retouch function | - |
| DISPLAY | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Type | 3" LCD display | 3.2" LCD display |
|---|---|---|
| Touch Screen | Yes | - |
| Display Format | 1,040,000 pixels | 1,037,000 pixels |
| Display Form Factor | Folding | Built-in |
| Display Features | Display brightness control, display colour control, display contrast control, Touch AE, Touch AF | Colour control |
| FLASH | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Camera Flash | Pop-up flash | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | 5 | 13 |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction |
| Red-Eye Reduction | Yes | Yes |
| Features | AF illuminator | AF illuminator, flash +/- compensation, wireless off-camera control |
| VIDEOGRAPHY / CAMCORDER | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Digital Video Format | AVCHD, H.264 | AVI, MJPEG, H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO, MPO + JPEG | JPEG, DNG (RAW) + JPEG, DNG (RAW) |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | Wind noise reduction | Sensitivity control |
| MEMORY | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Memory Card Slot | SD card | Dual 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 |
| Image Storage | 4592 x 3448 3232 x 2424 2272 x 1704 MPO 1824 x 1368 - 3D mode 4592 x 3064 3232 x 2160 2272 x 1520 MPO 1824 x 1216 - 3D mode 4592 x 2584 3232 x 1824 1920 x 1080 MPO 1824 x 1024 - 3D mode 3424 x 3424 2416 x 2416 1712 x 1712 MPO 1712 x 1712 - 3D mode |
RAW 6016 x 4000 JPEG 6016 x 4000 JPEG 4608 x 3072 JPEG 3072 x 2048 JPEG 1920 x 1280 |
| Video Capture | AVCHD - 1920 x 1080 - 50 fps - 28Mbps AVCHD - 1920 x 1080 - 50 fps - 24Mbps AVCHD - 1920 x 1080 - 50 fps - 17Mbps AVCHD - 1280 x 720 - 50 fps - 17Mbps AVCHD - 1920 x 1080 - 24 fps - 24Mbps 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 |
H.264 - 1920 x 1080 - 30 fps H.264 - 1920 x 1080 - 25 fps H.264 - 1920 x 1080 - 24 fps H.264 - 1280 x 720 - 60 fps H.264 - 1280 x 720 - 50 fps H.264 - 1280 x 720 - 30 fps H.264 - 1280 x 720 - 25 fps H.264 - 1280 x 720 - 24 fps H.264 - 1920 x 1080 - 60 fps H.264 - 1920 x 1080 - 50 fps |
| BATTERY AND CHARGING | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Battery Type | Lithium Ion - manufacturer-specific | Pentax D-Li90 Lithium Ion |
|---|---|---|
| Details | Li-ion rechargeable battery - 1025 mAh (included) | Pentax D-Li90 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 320 shots (with 20mm lens) Photo shooting - 350 shots (with 14-42mm lens) |
Photo shooting - 560 shots (50% flash usage) Photo shooting - 720 shots (flash off) Playback - 6.2 hours |
| CONNECTIONS | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Interface | Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication) | HDMI, USB 3.0 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | - |
| Print Standard | Direct print, Exif Print support, PictBridge support | Exif Print support |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 Composite video/audio output HDMI output Remote control |
USB 2.0 HDMI output Microphone Headphones Remote control |
| FEATURES | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 2 frames per second, 4 frames per second, 4.3 frames per second, 5 frames per second, 10 frames per second, 40 frames per second | 8.3 frames per second |
| HDR Mode | - | Auto HDR mode |
| Additional Features | Built-in speaker, RGB primary colour filter, digital image rotation, histogram display, cropping an image, resizing an image, in-camera film editing, Intelligent Resolution Technology, 24p Cinema Mode, Dolby Digital Stereo Creator, Intelligent Auto (iA), Intelligent D-range Control, HDR image enhancement technology, text stamp, Touch Shutter technology, Multi-process Noise Reduction, Time-Lapse recording, Light Speed AF, silent shooting, Creative Panorama function | Audio recording, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, GPS ready, interval shooting mode, mirror lock, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, NR Slow Shutter, High ISO NR, Dynamic Range Compensation, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Interval Movie Record, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, Flucard Ready |
| OTHERS | Panasonic Lumix G DMC-GX7C + 20mm Pancake | Pentax K-3 |
|---|
| Included Accessories | Battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable | Battery charger, body cap, shoulder strap, USB cable, eyecup, shoe cap, battery grip terminal cover, sync terminal cover |
|---|---|---|
| Software | Drivers & Utilities, SILKYPIX Developer Studio 3.1 SE, Loilo LoiLoScope (Trial), Panasonic PHOTOfunSTUDIO 9.2 Premium Edition | Drivers & Utilities |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
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