Panasonic Lumix G DMC-GX8K + 14-42mm vs. Sony Alpha99 II ILCA-99M2

Camera Comparison, Reviews and Tests

In depth comparison and review of Panasonic Lumix G DMC-GX8K + 14-42mm and Sony Alpha99 II ILCA-99M2. 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-GX8K + 14-42mm vs. Sony Alpha99 II ILCA-99M2 Comparison Chart
DESIGN AND DIMENSIONS Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Product Type Digital camera - 4K - mirrorless system Digital camera - 4K - mirrorless system
Lens Included 14-42mm lens Body only
Height 7.79 cm 10.42 cm
Width 13.32 cm 14.26 cm
Depth 6.31 cm 7.61 cm
Weight 435 g 849 g
Weight Details - Camera with battery and memory card: 849 g
Enclosure Colour Silver -
Protection Splashproof Dust-resistant, moisture-resistant
Digital Zoom 4x 8x
Optical Zoom 3x -
SENSOR Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Sensor Resolution 20.3 Megapixel 42.4 Megapixel
Optical Sensor Type Live MOS Exmor R CMOS
Total Pixels 21,770,000 pixels 43,600,000 pixels
Effective Sensor Resolution 20,300,000 pixels 42,400,000 pixels
Optical Sensor Size Four Thirds (17.3 x 13.0 mm) Full Frame (35.9 x 24.0 mm)
Frame Rate (Max Resolution) 25 fps 30 fps
Sensor Dust Reduction Yes -
Sensor Features Supersonic Wave Filter (SWF) Anti-Dust coating, APS-C compatible mode
Image Stabiliser Optical (image sensor shift mechanism) Optical (5-axis image sensor shift mechanism)
Built-in Optical Image Stabiliser Yes -
Sensors Digital level metre -
PROCESSOR Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Image Processor - BIONZ X
LENS Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
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 Manual -
Lens Construction 8 groups / 9 elements -
Filter Size 46 mm -
Lens Mounting Type Micro Four Thirds Sony A-type
Features Internal focusing system, aspherical lens, Stepping Motor (STM) technology -
FOCUSING Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Auto Focus TTL contrast detection Hybrid
Auto Focus Points (Zones) Qty 49 399
Auto Focus Features Focus Peaking function Predictive Focus Control
AE/AF Control Face-priority AF, Subject-tracking AF, Touch Area AF -
Face Detection Yes Eye Detect AF
VIEWFINDER Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Viewfinder Type Electronic - OLED Electronic - OLED
Viewfinder Colour Support Colour Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution 2,360,000 pixels 2,359,296 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 1.54x 0.78x
Optical Viewfinder Dioptric Correction Range -4 to +3 -4 to +3
Field of View Crop Factor 2 -
Features Auto eye sensor Viewfinder brightness control, colour temperature control
EXPOSURE & WHITE BALANCE Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
ISO (Max) 25600 102400
Native ISO 200-12800 100-25600
Extended ISO (Max) 25600 102400
Extended ISO (Min) 100 50
Light Sensitivity ISO 100, ISO 800, ISO 400, ISO 200, ISO 1600, ISO 6400, ISO 3200, ISO auto, ISO 12800, ISO 25600 ISO 50, ISO 102400, ISO auto (100-6400), ISO 100-25600
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 Automatic, manual, aperture-priority, shutter-priority
Special Effects Sepia, Vivid, natural, monochrome, landscape, portrait, Cross Process, Retro, Expressive, high dynamic, Bleach Bypass, Selective Colour, High Key, Low Key, Toy effect, Star Filter, Impressive Art, One Point Colour, Dynamic Monochrome, Sunshine, Old Days, Toy Pop, Rough Monochrome, Silky Monochrome 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
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, Flash, daylight, shade, 2500K - 10000K (100K steps) Incandescent, fluorescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white), Colour Filter (G7 - M7), Colour Filter (A7 - B7)
Shutter Type Electronic Mechanical electronically-controlled
Max Shutter Speed 1/8000 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 1/125sec 1/250sec
Exposure Range EV 0-18 (ISO 100) EV 2-17 (ISO 100)
Retouch Clear Retouch function -
DISPLAY Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Type 3" OLED display 3" LCD display
Touch Screen Yes -
Display Format 1,040,000 pixels 1,228,800 pixels
Display Form Factor Folding Folding
Display Features Display brightness control, display colour control, display contrast control, Touch AE, Touch AF Display brightness control
FLASH Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Camera Flash Pop-up flash -
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-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Digital Video Format AVCHD, H.264 AVCHD, H.264, XAVC S, XAVC HD
Image Recording Format JPEG, RAW, RAW + JPEG, MPO, MPO + JPEG JPEG, RAW, RAW + JPEG
Max Video Resolution 3840 x 2160 3840 x 2160
Audio Signal Format - Dolby Digital AC-3 (2 channel), Linear PCM, AAC
Surround Sound Dolby Digital AC-3 (2 channel) recording -
Microphone Operation Mode Stereo Stereo
Microphone Features Wind noise reduction -
MEMORY Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Memory Card Slot SD card 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, Memory Stick PRO-HG Duo, microSD Card, microSDHC Card, Memory Stick Micro Mark2, microSDXC Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card
Memory Card Included No No
Image Storage 5184 x 3888
3712 x 2784
2624 x 1968
MPO 1824 x 1368 - 3D mode
5184 x 3456
3712 x 2480
2624 x 1752
MPO 1824 x 1216 - 3D mode
5184 x 2920
3840 x 2160
1920 x 1080
MPO 1824 x 1024 - 3D mode
3888 x 3888
2784 x 2784
1968 x 1968
MPO 1712 x 1712 - 3D mode
7952 x 5304
5168 x 3448
3984 x 2656
5168 x 3448
3984 x 2656
2592 x 1728
7952 x 4472
5168 x 2912
3984 x 2240
5168 x 2912
3984 x 2240
2592 x 1456
Video Capture AVCHD - 3840 x 2160 - 25 fps - 100Mbps
AVCHD - 3840 x 2160 - 24 fps - 100Mbps
AVCHD - 1920 x 1080 - 50 fps - 28Mbps
AVCHD - 1920 x 1080 - 25 fps - 20Mbps
AVCHD - 1280 x 720 - 25 fps - 10Mbps
H.264 - 640 x 480 - 25 fps - 4Mbps
XAVC S - 3840 x 2160 p - 30 fps - 100Mbps
XAVC S - 3840 x 2160 p - 24 fps - 100Mbps
XAVC S - 3840 x 2160 p - 24 fps - 60Mbps
XAVC S HD - 1920 x 1080 p - 120 fps - 100Mbps
XAVC S HD - 1920 x 1080 p - 120 fps - 60Mbps
XAVC S HD - 1920 x 1080 p - 60 fps - 50Mbps
XAVC S HD - 1920 x 1080 p - 30 fps - 50Mbps
XAVC S HD - 1920 x 1080 p - 24 fps - 50Mbps
AVCHD - 1920 x 1080 p - 60 fps - 24Mbps
AVCHD - 1920 x 1080 i - 60 fps - 24Mbps
AVCHD - 1920 x 1080 i - 60 fps - 17Mbps
AVCHD - 1920 x 1080 p - 24 fps - 24Mbps
AVCHD - 1920 x 1080 p - 24 fps - 17Mbps
H.264 - 1920 x 1080 p - 60 fps - 28Mbps
H.264 - 1920 x 1080 p - 30 fps - 16Mbps
H.264 - 1280 x 720 p - 30 fps - 6Mbps
XAVC S - 3840 x 2160 p - 25 fps - 100Mbps
XAVC S - 3840 x 2160 p - 25 fps - 60Mbps
XAVC S HD - 1920 x 1080 p - 100 fps - 100Mbps
XAVC S HD - 1920 x 1080 p - 100 fps - 60Mbps
XAVC S HD - 1920 x 1080 p - 50 fps - 50Mbps
XAVC S HD - 1920 x 1080 p - 25 fps - 50Mbps
AVCHD - 1920 x 1080 p - 50 fps - 28Mbps
AVCHD - 1920 x 1080 i - 50 fps - 24Mbps
AVCHD - 1920 x 1080 i - 50 fps - 17Mbps
AVCHD - 1920 x 1080 p - 25 fps - 24Mbps
AVCHD - 1920 x 1080 p - 25 fps - 17Mbps
H.264 - 1920 x 1080 p - 50 fps - 28Mbps
H.264 - 1920 x 1080 p - 25 fps - 16Mbps
H.264 - 1280 x 720 p - 25 fps - 6Mbps
BATTERY AND CHARGING Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Battery Type Lithium Ion - manufacturer-specific Sony NP-FM500H Lithium Ion
Details Li-ion rechargeable battery - 1200 mAh (included) Sony NP-FW50 Li-ion rechargeable battery (included)
Battery Life Photo shooting - 330 shots Photo shooting - 490 shots (LCD Monitor on)
Video recording - 2.25 hours (LCD Monitor on)
CONNECTIONS Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Interface Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication) HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1
Connectivity Features Remote control via mobile devices, remote live view Remote control via mobile devices
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 (19 pin micro HDMI Type D)
Remote control (sub-mini phone 2.5 mm)
Microphone (sub-mini phone stereo 2.5 mm)
USB 2.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
FEATURES Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Self-Timer Delay 10 sec, 2sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 2 frames per second, 8 frames per second, 10 frames per second, 6 frames per second, 5.5 frames per second 4 frames per second, 8 frames per second, 12 frames per second, 6 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, Dolby Digital Stereo Creator, Intelligent Auto (iA), Intelligent D-range Control, HDR image enhancement technology, 3D photo shooting, text stamp, Touch Shutter technology, Multi-process Noise Reduction, Time-Lapse recording, Light Speed AF, silent shooting, Creative Panorama function Exposure compensation, built-in speaker, sharpness control, histogram display, auto exposure control, colour control, AE lock, AF lock, saturation control, Sweep Panorama technology, contrast control, Dynamic Range Optimizer, built-in help guide, Dolby Digital Stereo Creator, Chromatic Aberration Compensation (CAC), x.v.Colour technology, Multi-Frame Noise Reduction, Intelligent AUTO (iAUTO), Eye-Fi Card Ready, High ISO NR, Smart Teleconverter, Lens Distortion Compensation (LDC), Clear Image Zoom, noise reduction over long exposures, BRAVIA Sync function, PhotoTV HD, back illuminated sensor, High Dynamic Range (HDR), dual video recording, noise reduction
OTHERS Panasonic Lumix G DMC-GX8K + 14-42mm Sony Alpha99 II ILCA-99M2
Included Accessories Battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable, power cable, hot shoe cap, housing cover Battery charger, body cap, shoulder strap, eyecup, shoe cap, micro-USB cable
Software Drivers & Utilities, Loilo LoiLoScope (Trial), Panasonic PHOTOfunSTUDIO 9.7 Premium Edition, SILKYPIX Developer Studio 4.3 SE -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C 0 °C
Other Comparisons with Panasonic Lumix G DMC-GX8K + 14-42mm
Other Comparisons with Sony Alpha99 II ILCA-99M2
Other Popular Camera Comparisons
Other projects: