• 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600
  • 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Panasonic Lumix DC-G9
  • Sony Alpha ILCE-A7 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Panasonic G85
G85 vs G9
Sony A7 II
A7 II vs A7 III
Successor:    
General
Model Number: G9 A7 III
Alternate Model Number(s):   ILCE-7M3
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $1699.99 $1999.99
Street Price: $997.99 $1,998.00
Date Available: 2018-01-03 2018-04-10
Tripod Mount: Yes Yes
Weight: 23.2 oz (658 g)
includes batteries
33.3 oz (945 g)
includes batteries, kit lens
Size: 5.4 x 3.8 x 3.6 in.
(137 x 97 x 92 mm)
5.0 x 3.8 x 2.9 in.
(127 x 96 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic Sony
Effective Megapixels: 20.3 24.2
Sensor Format: 4/3 35mm
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 847.28mm2 (35.60mm x 23.80mm)
Approximate Pixel Pitch: 3.34 microns 5.93 microns
Focal Length Multiplier: 2.0x 1.0x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score:   96
DxO Color Depth Score (bits):   25.0
DxO Dynamic Range Score (evs):   14.7
DxO Maximum Effective ISO Score (iso):   3,730
Image Capture
Image Resolution: 5184 x 3888 (20.2 MP, 4:3),
3712 x 2784 (10.3 MP, 4:3),
2624 x 1968 (5.2 MP, 4:3),
5184 x 3456 (17.9 MP, 3:2),
3712 x 2480 (9.2 MP, 3:2),
2624 x 1752 (4.6 MP, 3:2),
5184 x 2920 (15.1 MP, 16:9),
3840 x 2160 (8.3 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9),
3888 x 3888 (15.1 MP, 1:1),
2784 x 2784 (7.8 MP, 1:1),
1968 x 1968 (3.9 MP, 1:1),
4992 x 3744 (18.7 MP, 4:3),
3328 x 2496 (8.3 MP, 4:3),
5184 x 3456 (17.9 MP, 3:2),
3504 x 2336 (8.2 MP, 3:2),
3840 x 2160 (8.3 MP, 16:9),
2880 x 2880 (8.3 MP, 1:1),
10368 x 7776 (80.6 MP, 4:3),
7296 x 5472 (39.9 MP, 4:3),
10368 x 6911 (71.7 MP, 3:2),
7296 x 4863 (35.5 MP, 3:2),
10368 x 5832 (60.5 MP, 16:9),
7296 x 4104 (29.9 MP, 16:9)
6000 x 4000 (24.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
1968 x 1312 (2.6 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
3936 x 2216 (8.7 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
3936 x 2216 (8.7 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
1968 x 1112 (2.2 MP, Other)
Image File Format: JPEG (EXIF 2.31), RAW, RAW + JPEG JPEG, RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 60.0 9.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 3840x2160 (60p/​30p/​24p)
1920x1080 (60p/​60i/​30p/​24p)
3840x2160 (60p/​48p)
1920x1080 (180p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File Format: MP4, AVCHD, AVCHD Progressive XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Micro Four Thirds Sony E
Lens: n/a Sony FE 28-70mm f/3.5-5.6 OSS SEL2870
Focal Length (35mm equivalent):   28 - 70mm
Focal Length (actual):   28 - 70mm
Zoom Ratio:   2.50x
Aperture Range:   f/3.5-22 (W) / f/5.6-36 (T)
Integrated ND Filter: No No
Normal Focus Range:   40 cm to Infinity
15.7 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 55.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: 2x, 4x; Extra Tele Conversion: Still image: Max. 2x; 4K PHOTO: 1.6x (4:3), 1.5x (3:2), 1.4x (16:9, 1:1); Motion picture: 2.7x (FHD), 1.4x (4K) Up to 4x; up to 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection with DFD: Face/Eye detection, Tracking, 225-area, Custom Multi, 1-area, Pinpoint; One Shot AF, Shutter AF, Half Press Release, Quick AF, Continuous AF (during motion picture recording), Eye Sensor AF, AF-Point Scope Setting, AF+MF, MF Assist, Touch MF Assist, Focus Peaking, Touch AF/AE Function, Touch Pad AF, Touch Shutter Fast Hybrid AF (Phase-detect + Contrast-detect AF): 693 phase-detection AF points covering 93% of image area, 425 contrast AF points; Wide (693 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot / Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD EVF / LCD
Viewfinder Type: 3680K-dot OLED, 1.66x / 0.83x (35mm eq.) magnification, 21mm eyepoint, -4 to +3 diopter, eye sensor EVF: 0.5-inch (1.30cm), 2359K-dot XGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0 diopter
Focus Peaking: Yes Yes
EVF Resolution: 3,680,000 dots 2,359,296 dots (786,432 pixels)
Viewfinder Magnification (35mm equivalent): 0.83x 0.78x
Viewfinder Magnification (nominal/claimed): 1.66x 0.78x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots (346,600 px) 921,600 dots (307,200 px)
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom: 16.0x 18.8x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 25600 51200
Minimum ISO (native): 200 100
ISO Settings: Auto, iISO, 100 (extended), 200 - 25600; in 1 or 1/3 EV steps Auto (ISO 100-12800, selectable lower limit and upper limit), 100 - 51200, expandable to 50 - 204800
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Autoc, Daylight, Cloudy, Shade, Incandescent, Flash, White Set 1-4, Color Temperature Setting 1-4 (2,500-10,000K in 100K steps) Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater
Shutter Speed Range: 1/32000 - 60 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 1728-zone Intelligent Multiple, Center-weighted, Spot 1200-zone Evaluative Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Creative Control: Expressive, Retro, Old Days, High Key, Low Key, Sepia, Monochrome, Dynamic Monochrome, Rough Monochrome, Silky Monochrome, Impressive Art, High Dynamic, Cross Process, Toy Effect, Toy Pop, Bleach Bypass, Miniature Effect, Soft Focus, Fantasy, Star Filter, One Point Color, Sunshine Scene Modes: Portrait, Sports Action, Macro, Landscape, Sunset, Night Scene, Night Portrait; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 2, 10, 3 shots in 10 seconds 2 or 10; 3/5 shots after 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: 80.6 megapixels No
Flash
Built-in Flash: No No
Flash Modes: Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off; 1st. Curtain Sync, 2nd Curtain Sync. Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/250 1/250
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC Sync Terminal Multi Interface Hot shoe
Built-In Wireless Flash Control: No No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: UHS-II UHS-II
Other Memory:   Slot1:SD UHS-II; 2:MS/SD UHS-I
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: RAW, RAW + JPEG RAW (14-bit ARW 2.3), RAW+JPEG
Movie File Format: MP4, AVCHD, AVCHD Progressive XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: No Yes
Bluetooth: Yes Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes Yes
External Connections: USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Wi-Fi/Bluetooth or optional wired Optional via RM-VPR1, USB or Wi-Fi
Connections (extended): USB 3.0 Micro B, HDMI Type-A, 2.5mm Wired Remote, 3.5mm External Mic Jack, 3.5mm Headphone Jack USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3 0.57
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): <0.3 0.57
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 60.0 9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 50 163
RAW shooting speed in burst mode (fps): 60.0 9.7
Buffer size for RAW shooting in burst mode (frames): 50 33
RAW+JPEG shooting speed in burst mode (fps): 60.0 9.7
Buffer Size for RAW+JPEG shooting in burst mode (frames): 50 30
Shutter lag (full AF, wide/mid): 0.12 seconds 0.20 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.051 seconds 0.125 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.045 seconds 0.023 seconds
Shutter Lag (notes):    
Startup Time: 0.9 seconds 1.7 seconds
Play -> Record Time: 0.7 seconds 0.9 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 400 shots 710 shots
Battery Life, Still (CIPA Rating OVF/EVF): 380 shots 610 shots
Battery Life, Video: 55 minutes 115 minutes
Battery Form Factor: Proprietary Proprietary
Usable Battery Types: 7.2v, 1860mAh Lithium-ion rechargeable NP-FZ100 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium-ion rechargeable 1 x Proprietary NP-FZ100 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes No
Internal Charging Supported: Yes Yes
Software
Included Software: None; Free downloads: PHOTOfunSTUDIO, SILKYPIX Developer Studio  
OS Compatibility: PHOTOfunSTUDIO (Windows); SILKYPIX Developer Studio (Windows / Mac)  
Miscellaneous
Notes & Features: