• 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 160 - 12,800
  • 1 inch 116.2mm2
  • 18.4 megapixels
  • ISO 160 - 12,800
  • Detailed specifications
  • Panasonic Lumix DMC-GX1
  • Nikon J4
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Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Panasonic GX7
GX1 vs GX7
Nikon J5
J4 vs J5
General
Model Number: GX1 J4
Alternate Model Number(s):    
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No No
Retail Price: $949.95 $650.00
Street Price:   $324.50
Date Available: 2011-12-15 2014-05-31
Tripod Mount: Yes Yes
Weight: 14.8 oz (420 g)
includes batteries, kit lens
11.2 oz (317 g)
includes batteries, kit lens
Size: 4.6 x 2.7 x 1.6 in.
(116 x 68 x 39 mm)
3.9 x 2.4 x 1.1 in.
(100 x 60 x 29 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic  
Effective Megapixels: 16.0 18.4
Sensor Format: 4/3 1 inch
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 116.16mm2 (13.20mm x 8.80mm)
Approximate Pixel Pitch: 3.77 microns 2.52 microns
Focal Length Multiplier: 2.0x 2.7x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 55 53
DxO Color Depth Score (bits): 20.8 20.8
DxO Dynamic Range Score (evs): 10.6 10.7
DxO Maximum Effective ISO Score (iso): 703 426
Image Capture
Image Resolution: 4592 x 3448 (15.8 MP, 4:3),
4576 x 3056 (14.0 MP, 3:2),
4576 x 2576 (11.8 MP, 16:9),
3424 x 3424 (11.7 MP, 1:1),
3232 x 2424 (7.8 MP, 4:3),
3232 x 2160 (7.0 MP, 3:2),
3232 x 1824 (5.9 MP, Other),
2416 x 2416 (5.8 MP, 1:1),
2272 x 1704 (3.9 MP, 4:3),
2272 x 1520 (3.5 MP, Other),
1920 x 1080 (2.1 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1)
5232 x 3488 (18.2 MP, 3:2),
3920 x 2616 (10.3 MP, 3:2),
2608 x 1744 (4.5 MP, 3:2),
9600 x 920 (8.8 MP, Other),
4800 x 920 (4.4 MP, Other),
1536 x 4800 (7.4 MP, Other),
1536 x 9600 (14.7 MP, Other)
Image File Format: JPEG, RAW, RAW + JPEG JPEG (EXIF 2.3), Compressed 12-bit NEF RAW, RAW+JPG
Continuous-mode frames/second: 4.1 60.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
1920x1080 (60p/​30p)
1280x720 (60p/​30p)
1280x720 (120p)
768x288 (400p)
416x144 (1200p)
Movie File Format: AVCHD, MP4 MOV H.264/MPEG-4 AVC with PCM audio
Composite Video Out: Yes No
NTSC/PAL Switchable Video: No n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Micro Four Thirds Nikon 1
Lens: Panasonic LUMIX G X VARIO PZ 14-42mm f/3.5-5.6 ASPH/POWER O.I.S. 1 Nikkor 10-30mm f/3.5-5.6 VR PD-Zoom
Focal Length (35mm equivalent): 28 - 84mm 27 - 81mm
Focal Length (actual): 14 - 42mm 10 - 30mm
Zoom Ratio: 3.00x 3.00x
Aperture Range: f/3.5 (wide) / f.5.6 (tele) - f/22 f/3.5 (W)- f/5.6 (T) - f/16 with 7-blade rounded aperture
Integrated ND Filter: No No
Normal Focus Range: 20 cm to Infinity
7.9 in to Infinity
20 cm to Infinity
7.9 in to Infinity
Macro Focus Range:    
Filter Thread: 37.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: Yes
Digital Zoom Values: 2x or 4x  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Face detection, AF Tracking, 23-area-focusing, 1-area-focusing, Pinpoint Touch (1- area-focusing in Face detection, AF Tracking, Multi-area-focusing, 1-area-focusing, Pinpoint) Hybrid autofocus (phase detection/contrast-detect AF): Single-point AF: 171 focus areas, the center 105 areas support phase-detection AF; Auto-area AF: 41 focus areas; Subject tracking; Face-priority AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type: Optional DMC-LVF2 EVF; 1.44M dot eq,. 100% coverage, 0.71x magnification (35mm eq.)  
Focus Peaking: Yes No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.36x  
Viewfinder Magnification (nominal/claimed): 0.71x  
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,000 dots 1,036,800 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800 12800
Minimum ISO (native): 160 160
ISO Settings: Auto, Intelligent ISO, 160 to 12800 in 1 or 1/3 EV steps Auto, 160 - 12800
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Shade, Incandescent, Flash, White Set 1/2, Color Temperature Setting (2,500-10,000K in 100K steps) Auto, Incandescent, Fluorescent, Direct Sunlight, Flash, Cloudy, Shade, Underwater, Preset Manual (custom); All except preset manual with fine tuning
Shutter Speed Range: 1/4000 - 60 sec 1/16000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 144-zone Intelligent Multiple, Center-weighted, Spot Matrix, Center-weighted (4.5mm), Spot (2mm)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Soft Skin, Scenery, Architecture, Sports, Peripheral Defocus, Flower, Food, Objects, Night Portrait, Night Scenery, Illiminatioms, Baby 1/2, Pet, Party, Sunset Scene Mode: Portrait, Night Landscape, Landscape, Night Portrait, Close-up; Creative palette, HDR, Easy Panorama, Soft, Miniature Effect, Selective Color, Cross Process, and Toy Camera Effect; Best Moment Capture (Active Selection, Slow View and Smart Photo Selector); Motion Snapshot
Self Timer: 2, 10, 10 (3 images) seconds 2, 10 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off Auto, auto + red-eye reduction, fill flash, fill flash + slow sync, red-eye reduction, red-eye reduction + slow sync, rear-curtain sync, rear curtain + slow sync, off
Flash Guide Number (ISO 100): 6.0 m / 19.7 ft. 5.0 m / 16.4 ft.
Flash Range Description: Lens dependent; GN 7.6m (ISO 160) Range is lens aperture dependent
Max Flash Sync: 1/160 1/60
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps -3 to +1 EV in 0.3EV steps
External Flash Connection: Hot Shoe n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC microSD / microSDHC / microSDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW, RAW + JPEG Compressed 12-bit NEF RAW, RAW+JPG
Movie File Format: AVCHD, MP4 MOV H.264/MPEG-4 AVC with PCM audio
Included Memory: No memory included 0.0 MB
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional DMW-RSL1 cable remote Via Wi-Fi
Connections (extended): Mini HDMI (Type-C), 2.5mm remote socket, combined AV/USB connector Micro (Type D) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.56  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.53  
Buffer size for RAW shooting in single shot mode (frames): 12  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 4.1 60.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited  
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.26 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.082 seconds  
Shutter lag (full AF, with flash): 0.48 seconds  
Shutter Lag (prefocused): 0.072 seconds  
Shutter Lag (notes): Wide-area AF lag = 0.260s  
Startup Time: 1.4 seconds  
Play -> Record Time: 0.6 seconds  
Flash cycle time, full power: 5.8 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 310 shots 300 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary DMW-BLD10 (7.2V, 1010mAh) Proprietary EN-EL22
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary DMW-BLD10 Lithium-ion rechargeable 1 x Proprietary EN-EL22 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: PHOTOfunSTUDIO HD Edition 7.0, SILKYPIX Developer Studio 3.1 SE, Super LoiloScope (trial), USB Driver ViewNX 2
OS Compatibility:    
Miscellaneous
Notes & Features: 3-inch 460K Touchscreen LCD, Full HD movies, Accessory Port, Hot-shoe, Built-in Flash, Level Gauge, iA and iA Plus modes, UHS-I compatible. Available in black or silver. Available in white, black, silver, or metallic orange.