• 4/3 224.9mm2
  • 12.1 megapixels
  •  
  • 35mm 855.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Panasonic Lumix DMC-G2
  • Sony Alpha SLT-A99
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Panasonic G1
G1 vs G2
 
Successor: Panasonic G3
G2 vs G3
Sony A99 II
A99 vs A99 II
General
Model Number: G2 A99
Alternate Model Number(s):   SLT-A99V
Camera Format: Compact System Camera SLR
Currently Manufactured: No No
Retail Price: $799.95 $2799.99
Street Price:   $1,998.00
Date Available: 2010-05-30 2012-10-15
Tripod Mount: Yes Yes
Weight: 21.8 oz (618 g)
includes batteries, kit lens
29.2 oz (828 g)
includes batteries
Size: 4.9 x 3.3 x 2.9 in.
(124 x 84 x 74 mm)
5.8 x 4.4 x 3.1 in.
(147 x 111 x 78 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic Sony
Effective Megapixels: 12.1 24.3
Sensor Format: 4/3 35mm
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 855.62mm2 (35.80mm x 23.90mm)
Approximate Pixel Pitch: 4.33 microns 5.97 microns
Focal Length Multiplier: 2.0x 1.0x
Aspect Ratio: 4:3, 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 53 89
DxO Color Depth Score (bits): 21.2 25.0
DxO Dynamic Range Score (evs): 10.3 14.0
DxO Maximum Effective ISO Score (iso): 493 1,555
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
4000 x 2672 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
2816 x 2112 (5.9 MP, 4:3),
2816 x 1880 (5.3 MP, 3:2),
2816 x 1584 (4.5 MP, 16:9),
2992 x 2992 (9.0 MP, 1:1),
2112 x 2112 (4.5 MP, 1:1),
2048 x 1536 (3.1 MP, 4:3),
2048 x 1360 (2.8 MP, Other),
1920 x 1080 (2.1 MP, 16:9),
1504 x 1504 (2.3 MP, 1:1)
6000 x 4000 (24.0 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
3936 x 2624 (10.3 MP, 3:2),
3936 x 2216 (8.7 MP, 16:9),
2640 x 1760 (4.6 MP, 3:2),
2640 x 1488 (3.9 MP, Other),
1728 x 1152 (2.0 MP, 3:2),
1728 x 976 (1.7 MP, Other),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other)
Image File Format: JPEG (EXIF v2.21), RAW, RAW + JPEG JPEG (EXIF 2.3), 14-bit RAW (ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 3.3 5.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (60/​50/​30)
848x480 (30)
640x480 (30)
320x240 (30)
1920x1080 (60p/​28Mbps/​PS or 60i/​24Mbps/​FX or 60i/​17Mbps/​FH or 24p/​24Mbps/​FX or 24p/​17Mbps/​FH)
1440x1080 (30p/​12Mbps)
640x480 (30p/​3Mbps)
Movie File Format: AVCHD Lite (H.264), MotionJPEG AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC
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 Sony Alpha (Minolta A)
Lens: Panasonic 14-42mm f/3.5-5.6 ASPH Lumix G VARIO MEGA O.I.S n/a
Focal Length (35mm equivalent): 28 - 84mm  
Focal Length (actual): 14 - 42mm  
Zoom Ratio: 3.00x  
Aperture Range: f/3.5 - 22 (wide) / f.5.6 - 22 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
 
Macro Focus Range:    
Filter Thread: 52.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes Yes
Digital Zoom Values: 2x or 4x 1.4x / 2x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Face Detect, AF Tracking, 23-area, 1 area, Touch AF (4 modes) Dual Phase-detection: 19 points (11 points cross type) CCD line sensors, 102 assist points focal plane phase-detection sensors; Wide (auto, 19 points), Zone, Spot, Local selectable
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD EVF / LCD
Viewfinder Type: EVF; 1,440K dots eq., 1.4x mag., 17.5mm eyepoint, -4 to +4 diopter, eye sensor EVF type; 1.3cm (0.5-inch) 2,359K-dot XGA OLED, ~100% coverage, 0.71x magnification, 22mm eyepoint at -1 diopter (CIPA standard), -4 to +3 diopter, eye sensor.
Focus Peaking: No Yes
EVF Resolution:   2,359,000 dots
Viewfinder Magnification (35mm equivalent): 0.70x 0.71x
Viewfinder Magnification (nominal/claimed): 1.40x 0.71x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,000 dots 1,228,800 dots (307,200 px)
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes
Selfie Screen: Yes
Max Playback Zoom: 16.0x 16.7x
Top Deck Display: No Yes
Exposure
Maximum ISO (native):   25600
Minimum ISO (native):   100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400, Intelligent ISO Auto (100-6400 with selectable limits), 100-25600 in 1/3 EV steps, extendable down to ISO 50; Multi-frame NR up to ISO 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Shade, Halogen, Flash, White Set 1, White Set 2, Color Temperature Setting (2,500-10,000K in 100K steps) Auto WB, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool white/Day white/Daylight), Flash, C. Temp 2500 to 9900K, C Filter G7 to M7 (15-step), Custom, AWB micro adjustment
Shutter Speed Range: 1/4000 - 60 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 144-zone Intelligent Multiple, Center-weighted, Spot 1200-zone Evaluative, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait (Normal/Soft Skin/Outdoor/Indoor/Creative), Scenery (Normal/Nature/Architecture/Creative), Sports (Normal/Outdoor/Indoor/Creative), Close-up (Flower/Food/Objects/Creative), Night Portrait (Night Portrait/Night Scenery/Illuminations/Creative), SCN (Sunset/Party/Baby 1,2/Pet/Periph. Defocus) Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Sweep Panorama, Telezoom Continuous Priority AE
Self Timer: 2, 10, 10 (3 images) seconds 2, 10; 3 or 5 frames after 10s seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): 11.0 m / 36.1 ft. n/a
Flash Range Description: Lens dependent n/a
Max Flash Sync: 1/160 1/250
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Multi Interface Shoe, PC-Sync terminal
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS Duo / MS PRO Duo / SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: RAW, RAW + JPEG 14-bit RAW (ARW 2.3), RAW+JPEG
Movie File Format: AVCHD Lite (H.264), MotionJPEG AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No Yes
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional DMW-RSL1 cable remote Optional Wireless or Wired
Connections (extended): 2.5mm stereo mic/remote socket, combined AV/USB connector, mini HDMI (Type-C) Type-C HDMI Mini Connector (BRAVIA Sync, PhotoTV H); Wired Remote Terminal, External Stereo Micophone Jack, External Stereo Headphone Jack, DC Input, Vertical Grip connector, Sync Terminal, Multi Interface Shoe, Built-in GPS
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.70 0.50
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.78 0.56
Buffer size for RAW shooting in single shot mode (frames): 5 Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.58
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 3.3 5.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 17
RAW shooting speed in burst mode (fps):   5.9
Buffer size for RAW shooting in burst mode (frames):   18
RAW+JPEG shooting speed in burst mode (fps):   5.9
Buffer Size for RAW+JPEG shooting in burst mode (frames):   13
Shutter lag (full AF, wide/mid): 0.42 seconds 0.13 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.135 seconds 0.081 seconds
Shutter lag (full AF, with flash): 0.68 seconds  
Shutter Lag (prefocused): 0.120 seconds 0.055 seconds
Shutter Lag (notes):   Full AF lag, Wide-area AF mode = 0.125s Prefocused shutter lag with Electronic First Curtain Off = 0.108s
Startup Time: 1.0 seconds 0.7 seconds
Play -> Record Time: 0.7 seconds 1.1 seconds
Flash cycle time, full power: 4.0 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 360 shots 500 shots
Battery Life, Still (CIPA Rating OVF/EVF):   410 shots
Battery Life, Video:    
Battery Form Factor: Proprietary H-FS014042 7.2v 1250mAh Proprietary NP-FM500H
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium-ion rechargeable 1 x Proprietary NP-FM500H Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: PHOTOfunSTUDIO 5.0 HD Edition, SILKYPIX Developer Studio 3.1 SE, QuickTime, USB Driver Software CD-ROM (includes Picture Motion Browser, Image Data Converter 4, Remote Camera Control 3)
OS Compatibility:   Windows XP SP3/Vista SP2/7, Mac OS X (v.10.5 +); PMB is Windows only
Miscellaneous
Notes & Features: 720p HD Movies (AVCHD Lite or Motion JPEG), Touch-screen Articulating LCD, 2.5mm Stereo Mic/Remote Socket, Mini HDMI Type-C Connector. Available in black, red or blue. 24.3MP full-frame image sensor, SteadyShot INSIDE image stabilization, dual phase-detect AF, 200K shutter, AVCHD 2.0 video, hi-res OLED EVF, articulating 1.3M-dot LCD, 6 fps bursts at full resolution, up to 10 fps Tele-zoom mode, two card slots (SD/MS, SD), real-time Full HD video out via HDMI, built-in GPS.