Panasonic Lumix G DMC-GX1 vs. Pentax K-3

Camera Comparison, Reviews and Tests

In depth comparison and review of Panasonic Lumix G DMC-GX1 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.

Camera Specifications Comparison

Panasonic Lumix G DMC-GX1 vs. Pentax K-3 Comparison Chart
DESIGN AND DIMENSIONS Panasonic Lumix G DMC-GX1 Pentax K-3
Product Type Digital camera - 1080i - mirrorless system Digital camera - SLR with movie recording
Lens Included Body only Body only
Height 6.8 cm 10 cm
Width 11.6 cm 13.15 cm
Depth 3.9 cm 7.75 cm
Weight 272 g 715 g
Body Material - Magnesium alloy
Enclosure Colour Black | Silver Black
Protection - Weatherproof, freezeproof, dust-resistant
Digital Zoom 4x -
SENSOR Panasonic Lumix G DMC-GX1 Pentax K-3
Sensor Resolution 16.0 Megapixel 23.35 Megapixel
Optical Sensor Type Live MOS CMOS
Total Pixels 16,680,000 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)
Built-in Optical Image Stabiliser - Yes
Sensors Digital level metre Dust alert sensor, digital level metre
PROCESSOR Panasonic Lumix G DMC-GX1 Pentax K-3
Image Processor Venus Engine PRIME III
LENS Panasonic Lumix G DMC-GX1 Pentax K-3
Lens Mounting Type Micro Four Thirds Pentax K
FOCUSING Panasonic Lumix G DMC-GX1 Pentax K-3
Auto Focus TTL contrast detection TTL phase detection
Auto Focus Points (Zones) Qty 23 27
Face Detection Yes Yes
VIEWFINDER Panasonic Lumix G DMC-GX1 Pentax K-3
Viewfinder Type - Optical - fixed eye-level pentaprism
Optical Viewfinder Field Coverage - 100%
Optical Viewfinder Magnification - 0.95x
Optical Viewfinder Dioptric Correction Range - -2.5 to +1.5
Field of View Crop Factor 2 -
Interchangeable Focusing Screens - Yes
EXPOSURE & WHITE BALANCE Panasonic Lumix G DMC-GX1 Pentax K-3
ISO (Max) 12800 51200
Native ISO - 100-51200
Light Sensitivity ISO 800, ISO 400, ISO 200, ISO 160, ISO 1600, ISO 6400, ISO 3200, ISO auto, ISO 12800 ISO 100-51200, ISO auto (100-51200)
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones 144 -
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 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 -
Special Effects Sepia, miniature, Retro, Expressive, high dynamic, High Key, Low Key, Toy effect 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 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 2, 3 or 5 steps
White Balance Bracketing Yes -
X-sync Speed 1/160 sec 1/180 sec
Exposure Range EV 0-18 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Panasonic Lumix G DMC-GX1 Pentax K-3
Type 3" LCD display 3.2" LCD display
Touch Screen Yes -
Display Format 460,000 pixels 1,037,000 pixels
Display Form Factor Built-in Built-in
Display Features Display brightness control, display colour control, display contrast control Colour control
FLASH Panasonic Lumix G DMC-GX1 Pentax K-3
Camera Flash Pop-up flash Pop-up flash
Guide Number (m / ISO 100) 7.6 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, flash +/- compensation AF illuminator, flash +/- compensation, wireless off-camera control
VIDEOGRAPHY / CAMCORDER Panasonic Lumix G DMC-GX1 Pentax K-3
Digital Video Format MPEG-4, AVCHD AVI, MJPEG, H.264
Image Recording Format JPEG, RAW, RAW + JPEG, MPO 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 Sensitivity control
MEMORY Panasonic Lumix G DMC-GX1 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 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
RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
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
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-GX1 Pentax K-3
Battery Type Lithium Ion - manufacturer-specific Pentax D-Li90 Lithium Ion
Details 1 x Li-ion rechargeable battery - 1010 mAh (included) Pentax D-Li90 Li-ion rechargeable battery (included)
Battery Life - Photo shooting - 560 shots (50% flash usage)
Photo shooting - 720 shots (flash off)
Playback - 6.2 hours
CONNECTIONS Panasonic Lumix G DMC-GX1 Pentax K-3
Interface Composite video/audio, HDMI, USB 2.0 HDMI, USB 3.0
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-GX1 Pentax K-3
Self-Timer Delay 10 sec, 2sec 2sec, 12sec
Continuous Shooting Speed 2 frames per second, 3 frames per second, 4.2 frames per second, 20 frames per second (4MP) 8.3 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 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-GX1 Pentax K-3
Included Accessories Battery charger, body 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, Panasonic PHOTOfunSTUDIO 7.0 HD Edition, Loilo LoiLoScope (Trial) Drivers & Utilities
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C -10 °C
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