• 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • APS-C 369.0mm2
  • 24.2 megapixels
  • ISO 200 - 6400
  • Detailed specifications
  • Panasonic Lumix DMC-GH4
  • Fujifilm X-A3
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Panasonic GH3
GH3 vs GH4
Fujifilm X-A2
X-A2 vs X-A3
Successor: Panasonic GH5
GH4 vs GH5
Fujifilm X-A5
X-A3 vs X-A5
General
Model Number: GH4 X-A3
Alternate Model Number(s):    
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $1500.00 $599.95
Street Price: $698.99 $459.50
Date Available: 2014-04-30 2016-10-15
Tripod Mount: Yes Yes
Weight: 20.1 oz (569 g)
includes batteries
18.8 oz (534 g)
includes batteries, kit lens
Size: 5.2 x 3.7 x 3.3 in.
(133 x 93 x 84 mm)
4.6 x 2.6 x 1.6 in.
(117 x 67 x 40 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic  
Effective Megapixels: 16.1 24.2
Sensor Format: 4/3 APS-C
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 368.95mm2 (23.50mm x 15.70mm)
Approximate Pixel Pitch: 3.75 microns 3.92 microns
Focal Length Multiplier: 2.0x 1.5x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 74  
DxO Color Depth Score (bits): 23.2  
DxO Dynamic Range Score (evs): 12.8  
DxO Maximum Effective ISO Score (iso): 791  
Image Capture
Image Resolution: 4608 x 3456 (15.9 MP, 4:3),
4608 x 3072 (14.2 MP, 3:2),
4608 x 2592 (11.9 MP, 16:9),
3456 x 3456 (11.9 MP, 1:1),
3264 x 2448 (8.0 MP, 4:3),
3264 x 2176 (7.1 MP, 3:2),
3264 x 1840 (6.0 MP, Other),
2448 x 2448 (6.0 MP, 1:1),
2336 x 1720 (4.0 MP, Other),
2336 x 1560 (3.6 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
1744 x 1744 (3.0 MP, 1:1),
1824 x 1368 (2.5 MP, 4:3),
1824 x 1216 (2.2 MP, 3:2),
1824 x 1024 (1.9 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1)
6000 x 4000 (24.0 MP, 3:2),
4242 x 2832 (12.0 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
4240 x 2384 (10.1 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
4000 x 4000 (16.0 MP, 1:1),
2832 x 2832 (8.0 MP, 1:1),
2000 x 2000 (4.0 MP, 1:1),
9600 x 1440 (13.8 MP, Other),
2160 x 9600 (20.7 MP, Other),
6400 x 1440 (9.2 MP, Other),
2160 x 6400 (13.8 MP, Other)
Image File Format: JPEG (EXIF 2.3), MPO, RAW, RAW + JPEG JPEG (Exif Ver 2.3), .RAF RAW, RAW + JPEG
Continuous-mode frames/second: 12.8 5.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 4096x2160 (24p)
3840x2160 (30p/​25p/​24p)
1920x1080 (60p/​60i/​30p/​24p)
1280x720 (60p/​30p)
640x480 (30p)
1920x1080 (96p)
1920x1080 (60p/​50p/​24p)
1280x720 (60p/​50p/​24p)
Movie File Format: MOV (Audio format LPCM), MP4 (Audio format LPCM / AAC 2ch), AVCHD (Audio format: Dolby Digital 2ch) H.264 (MOV) with stereo sound
Composite Video Out: Yes No
NTSC/PAL Switchable Video: No n/a
Video Usable as Viewfinder: Yes n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Micro Four Thirds Fujifilm X
Lens: n/a FUJINON XC 16-50mm f/3.5-5.6 OIS II; 12 all glass elements in 10 groups including 3 aspherical elements and 1 ED element; 7 round-edged aperture blades
Focal Length (35mm equivalent):   24 - 76mm
Focal Length (actual):   16 - 50mm
Zoom Ratio:   3.13x
Aperture Range:   f/3.5 (wide) / f/5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range:   15 cm to Infinity
5.9 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes No
Digital Zoom Values: 2x, 4x; Magnification ratio depends on recording pixels and aspect ratio n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Face/Eye detection, AF Tracking, 49-area-focusing, Custom Multi, 1-area-focusing, Pinpoint (Full area touch is available) Contrast Detection: Single point AF: 11x7 (Changeable size of AF frame among 5 types), Zone AF: 3x3 / 5x5 / 7x7 from 77 areas on 11x7 grid, Wide/Tracking AF (up to 9 area)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / OLED No / LCD
Viewfinder Type: EVF: 2,359K-dot OLED, 100% coverage, 1.34x / 0.67x (35mm eq.) magnification, 21mm eyepoint, -4 to +4 diopter, adjustable eye sensor  
Focus Peaking: Yes Yes
EVF Resolution: 2,359,000 dots n/a
Viewfinder Magnification (35mm equivalent): 0.67x  
Viewfinder Magnification (nominal/claimed): 1.34x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,036,800 dots 1,036,800 dots (345,600 px)
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes No
Selfie Screen: Yes Yes
Max Playback Zoom: 16.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 25600 6400
Minimum ISO (native): 200 200
ISO Settings: Auto, Intelligent ISO, 200-25600; in 1/3 or 1 EV steps; expandable to ISO 100 200-6400, Extended output sensitivity equivalent ISO 100, 12800 and 25600; AUTO1, AUTO2, AUTO3
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Shade, Incandescent, Flash, White Set 1/2/3/4, Color Temperature Setting (2,500-10,000K in 100K steps) Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light, Custom1-3, Underwater
Shutter Speed Range: 1/8000 - 60 sec 1/32000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 1728-zone Multiple, Center-weighted, Spot TTL 256-zones metering: Multi, Spot, Average
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: No scene modes. Creative Control (Stills): 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; Creative Control (Movies): Expressive, Retro, Old Days, High Key, Low Key, Sepia, Monochrome, Dynamic Monochrome, Impressive Art, High Dynamic, Cross Process, Toy Effect, Toy Pop, Bleach Bypass, Miniature Effect, Fantasy, One Point Color Scene: Portrait Enhancer, Landscape, Sports, Night; Film Simulation (PROVIA/STANDARD, Velvia/VIVID, ASTIA/SOFT, CLASSIC CHROME, PRO Neg Hi, PRO Neg. Std, MONOCHROME, MONOCHROME+Ye FILTER, MONOCHROME+R FILTER, MONOCHROME+G FILTER, SEPIA); Dynamic range setting: AUTO (100-400%), 100%, 200%, 400%; Multiple Exposure; Advanced Filters (Toy camera, Miniature, Pop color, High-key, Low-key, Dynamic tone, Fish-eye, Soft focus, Cross screen, Partial color (Red / Orange / Yellow / Green / Blue / Purple)); Motion Panorama
Self Timer: 2, 10, 3 shots after 10 seconds 2, 10, Smile, Buddy, Group seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto/Red-eye Reduction (when iA, iA+), Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Off; Built-in flash supports wireless mode (4 channels, 3 groups) Auto, Forced Flash, Suppressed Flash, Slow Synchr, Rear-curtain Synchro, Commander; Red-eye reduction available
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 5.0 m / 16.4 ft.
Flash Range Description: Lens dependent; GN = 17m (ISO 200) GN=5m (ISO 100) or 7m (ISO 200)
Max Flash Sync: 1/250 1/180
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC Sync Socket Hot shoe
Built-In Wireless Flash Control:   Trigger Only
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW, RAW + JPEG .RAF RAW, RAW + JPEG
Movie File Format: MOV (Audio format LPCM), MP4 (Audio format LPCM / AAC 2ch), AVCHD (Audio format: Dolby Digital 2ch) H.264 (MOV) with stereo sound
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: Yes No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: Yes No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired DMW-RSL1 Wi-Fi or optional RR-90 wired remote
Connections (extended): Micro HDMI (Type-D), 2.5mm Remote Jack, 3.5mm Mic Jack, 3.5mm Headphone Jack, DMW-YAGH IU Connections Micro (Type D) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.35 1.01
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.40  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.35 0.98
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 12.8 5.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 9
RAW shooting speed in burst mode (fps): 11.8 5.8
Buffer size for RAW shooting in burst mode (frames): 21 6
RAW+JPEG shooting speed in burst mode (fps): 11.9 5.8
Buffer Size for RAW+JPEG shooting in burst mode (frames): 21 6
Shutter lag (full AF, wide/mid): 0.19 seconds 0.37 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.057 seconds 0.194 seconds
Shutter lag (full AF, with flash): 0.35 seconds 0.43 seconds
Shutter Lag (prefocused): 0.050 seconds 0.048 seconds
Shutter Lag (notes): Full AF, wide-area AF mode = 0.186s  
Startup Time: 0.8 seconds 2.0 seconds
Play -> Record Time: 0.7 seconds 1.5 seconds
Flash cycle time, full power: 4.2 seconds 3.4 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 530 shots 410 shots
Battery Life, Still (CIPA Rating OVF/EVF): 500 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary NP-W126S
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium-ion rechargeable 1 x Proprietary NP-W126S Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes No
Internal Charging Supported: No Yes
Software
Included Software: PHOTOfunSTUDIO 9.5 PE (Windows XP / Vista / 7 / 8); SILKYPIX Developer Studio 4.1 SE (Windows XP / Vista / 7 / 8, Mac OS X v10.5-10.8); LoiLoScope (trial version) (Windows XP / Vista / 7 / 8) Viewer software, RAW File Converter, etc. available via download
OS Compatibility: Windows, Mac OS X  
Miscellaneous
Notes & Features: Up to 4Kp30 Ultra HD video, higher-res EVF and OLED monitor, 12fps full-res burst mode, 1/8000s top shutter speed, 1/250 x-sync, 200K shutter, optional DMW-YAGH Interface Unit. Available in Silver, Brown and Pink.