• 4/3 224.9mm2
  • 16.0 megapixels
  •  
  • 1/2.3 inch 28.1mm2
  • 16.2 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Panasonic Lumix DMC-G3
  • Sony Cyber-shot DSC-TX20
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Panasonic G2
G2 vs G3
 
Successor: Panasonic G5
G3 vs G5
 
General
Model Number: G3 TX20
Alternate Model Number(s):    
Camera Format: Compact System Camera Ultra Compact
Currently Manufactured: No No
Retail Price: $699.99 $329.99
Street Price:   $369.62
Date Available: 2011-06-21 2012-05-15
Tripod Mount: Yes Yes
Weight: 20.6 oz (583 g)
includes batteries, kit lens
4.7 oz (133 g)
includes batteries
Size: 4.5 x 3.3 x 1.8 in.
(115 x 84 x 47 mm)
3.8 x 2.2 x 0.7 in.
(96 x 56 x 18 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic Sony Exmor R
Effective Megapixels: 16.0 16.2
Sensor Format: 4/3 1/2.3 inch
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 3.77 microns 1.34 microns
Focal Length Multiplier: 2.0x n/a
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 56  
DxO Color Depth Score (bits): 21.0  
DxO Dynamic Range Score (evs): 10.6  
DxO Maximum Effective ISO Score (iso): 667  
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),
1824 x 1368 (2.5 MP, 4:3),
1824 x 1216 (2.2 MP, 3:2),
1824 x 1024 (1.9 MP, 16:9)
4608 x 3456 (15.9 MP, 4:3),
4608 x 2592 (11.9 MP, 16:9),
3648 x 2736 (10.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
640 x 480 (0.3 MP, 4:3),
10480 x 4096 (42.9 MP, Other),
7512 x 1080 (8.1 MP, Other),
4912 x 1920 (9.4 MP, Other),
4912 x 1080 (5.3 MP, Other),
3424 x 1920 (6.6 MP, 16:9)
Image File Format: JPEG, RAW, RAW + JPEG JPEG, MPF
Continuous-mode frames/second: 3.4 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/​50i)
1280x720 (60/​50/​30)
640x480 (30)
320x240 (30)
1920x1080 (60i(FX))
1920x1080 (60i(FH))
1440x1080 (60i(HQ))
1440x1080 (30p)
1280x720 (30p)
640x480 (30p)
Movie File Format: AVCHD (H.264), MotionJPEG AVCHD Ver 2.0 or MP4; with stereo audio
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes 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 n/a
Lens: Panasonic 14-42mm f/3.5-5.6 ASPH Lumix G VARIO MEGA O.I.S Carl Zeiss Vario-Tessar 12 elements in 10 groups (including 6 aspheric elements)
Focal Length (35mm equivalent): 28 - 84mm 25 - 100mm
Focal Length (actual): 14 - 42mm 4.4 - 17mm
Zoom Ratio: 3.00x 4.00x
Aperture Range: f/3.5 - 22 (wide) / f.5.6 - 22 (tele) f/3.5 (W) - f/4.8 (T)
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
8 cm to Infinity
3.1 in to Infinity
Macro Focus Range:   1 cm to Infinity
0.4 in to Infinity
Filter Thread: 52.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: Yes Yes
Digital Zoom Values: 2x or 4x Up to 2x Clear Image, up to 4x Precision, up to 57x Smart Zoom
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) Contrast Detection AF: Multi-point, Center-weighted, Spot, Flexible Spot; Tracking, Face Tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes No
Viewfinder
Viewfinder: EVF / LCD No / LCD
Viewfinder Type: EVF; 1,440K dots eq., 1.4x mag., 17.5mm eyepoint, -4 to +4 diopter, eye sensor  
Focus Peaking: No No
EVF Resolution:   n/a
Viewfinder Magnification (35mm equivalent): 0.70x  
Viewfinder Magnification (nominal/claimed): 1.40x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,000 dots 921,600 dots (307,200 px)
Touchscreen: Yes Yes
Articulating Screen: Yes No
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 16.0x  
Top Deck Display: No
Exposure
Maximum ISO (native):   3200
Minimum ISO (native):   125
ISO Settings: Auto, 160-6400 Intelligent ISO Auto, 125, 200, 400, 800, 1600, 3200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Shade, Halogen, Flash, White Set 1/2, Color Temperature Setting (2,500-10,000K in 100K steps) Auto, Daylight, Cloudy, Fluorescent 1/2/3, Incandescent, Flash, Underwater, One Push
Shutter Speed Range: 1/4000 - 60 sec 1/1600 - 4 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: 144-zone Intelligent Multiple, Center-weighted, Spot Multi-pattern, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
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 Background Defocus, Scene (High Sensitivity, Night Scene, Handheld Twilight, Night Portrait, Landscape, Soft Snap, Soft Skin, Anti Motion Blur, Backlight Correction HDR, Beach, Snow, Fireworks, Hispeed Shutter, Underwater, Gourmet, Pet Mode), Picture Effect (HDR Painting, Richtone Monochrome, Miniature, Toy camera, Pop Color, Partial Color, Soft High-key), 3D (3D Still Image, 3D Sweep Panorama, Sweep Multi Angle), Panorama (Intelligent Sweep Panorama, Underwater Sweep Panorama)
Self Timer: 2, 10, 10 (3 images) seconds 2, 10, Portrait1, Portrait2 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, Flash On, Slow Syncro, Flash Off; Red-eye Reduction: On/Off/Auto
Flash Guide Number (ISO 100): 8.3 m / 27.2 ft. n/a
Flash Range Description: Lens dependent ISO Auto: Approx. 0.08 - 3.7m (W) / Approx. 0.5 - 2.7m (T)
Max Flash Sync: 1/160  
Flash Exposure Compensation: +/- 2.0 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 MS Duo / MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes No
Uncompressed Format: RAW, RAW + JPEG  
Movie File Format: AVCHD (H.264), MotionJPEG AVCHD Ver 2.0 or MP4; with stereo audio
Included Memory: No memory included 19.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No No
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
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes No
Remote Control Type: Optional DMW-RSL1 cable remote  
Connections (extended): Mini HDMI (Type-C), 2.5mm remote socket, combined AV/USB connector MultiType3b (AV/USB/DC IN), Mini HDMI (Type C)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.66 1.99
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.67  
Buffer size for RAW shooting in single shot mode (frames): 9  
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): 3.4 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 7 10
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): 0.29 seconds 0.29 seconds
Shutter lag (full AF, tele): 0.30 seconds 0.30 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.091 seconds  
Shutter lag (full AF, with flash): 0.57 seconds  
Shutter Lag (prefocused): 0.080 seconds 0.015 seconds
Shutter Lag (notes): Full Autofocus lag: Multi-area AF mode, Wide Angle = 0.294s Quick AF mode, Wide Angle = 0.297s  
Startup Time: 1.4 seconds 1.2 seconds
Play -> Record Time: 0.8 seconds  
Flash cycle time, full power: 5.5 seconds 6.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 270 shots 250 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary NP-BN/NP-BN1
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium-ion rechargeable 1 x Proprietary NP-BN 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 6.2 HD Edition, SILKYPIX Developer Studio 3.1 SE, Super LoiloScope (trial), USB Driver  
OS Compatibility:    
Miscellaneous
Notes & Features: 16-megapixel Sensor, Improved High ISO IQ, Faster AF, Metal Body, 1920x1080 HD Movies, Articulating Touch-screen LCD, 2.5mm Remote Socket, Mini HDMI Type-C Connector. Available in black, brown, red or white. Water-proof (up to 5m or 16 feet), Dust-proof, Shock-proof (up to 1.5m or 5ft) and Freeze-proof (down to 14F), Optical Image Stabilization, Full HD Movies, Dual Record captures 12MP stills during movies, 7 Picture Effect options. Available in orange, green, black, blue or pink.