• 4/3 224.9mm2
  • 12.1 megapixels
  •  
  • APS-C 366.6mm2
  • 24.2 megapixels
  • 28.00mm (35mm eq.)
  • Detailed specifications
  • Panasonic Lumix DMC-G1
  • Ricoh GR III
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Ricoh GR II
GR II vs GR III
Successor: Panasonic G2
G1 vs G2
 
General
Model Number: G1 GR III
Alternate Model Number(s):    
Camera Format: Compact System Camera Compact
Currently Manufactured: No Yes
Retail Price: $799.95 $899.95
Street Price:   $1,221.30
Date Available: 2008-11-15 2019-03-22
Tripod Mount: Yes Yes
Weight: 15.1 oz (429 g)
includes batteries
9.1 oz (257 g)
includes batteries
Size: 4.9 x 3.3 x 1.8 in.
(124 x 84 x 45 mm)
4.3 x 2.4 x 1.3 in.
(109 x 62 x 33 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic  
Effective Megapixels: 12.1 24.2
Sensor Format: 4/3 APS-C
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 4.33 microns 3.92 microns
Focal Length Multiplier: 2.0x 1.5x
Aspect Ratio: 4:3, 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Optional
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 53  
DxO Color Depth Score (bits): 21.1  
DxO Dynamic Range Score (evs): 10.3  
DxO Maximum Effective ISO Score (iso): 463  
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),
2048 x 1536 (3.1 MP, 4:3),
2048 x 1360 (2.8 MP, Other),
1920 x 1080 (2.1 MP, 16:9)
6000 x 4000 (24.0 MP, 3:2),
4800 x 3200 (15.4 MP, 3:2),
3360 x 2240 (7.5 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
4000 x 4000 (16.0 MP, 1:1),
3200 x 3200 (10.2 MP, 1:1),
2240 x 2240 (5.0 MP, 1:1),
1280 x 1280 (1.6 MP, 1:1)
Image File Format: JPEG (EXIF v2.21), RAW JPEG (EXIF 2.3), 14-bit RAW (DNG), RAW+JPEG
Continuous-mode frames/second: 3.2 4.3
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (60p/​30p/​24p)
Movie File Format:   MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI Display Port
Lens & Optics
Lens Mount: Micro Four Thirds n/a
Lens: Panasonic 14-45mm f/3.8-5.6 ASPH Lumix G VARIO MEGA O.I.S GR lens, 6 elements in 4 groups with 2 aspheric elements
Focal Length (35mm equivalent): 28 - 90mm 28mm
Focal Length (actual): 14 - 45mm 18.3mm
Zoom Ratio: 3.20x 1.00x
Aperture Range: f/3.5 - 22 (wide) / f.5.6 - f/22 f/2.8 - f/16, with 9-bladed diaphragm; 2EV ND filter
Integrated ND Filter: No Yes
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:   6 - 12 cm
2.4 - 4.7 in
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 35mm eq. crop mode
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast detection with Face detect, AF tracking, 23-area, 1 area Hybrid AF Phase/Contrast Detection: Auto-area AF, Zone AF, Select AF, Pinpoint AF, Tracking AF, Continuous AF, MF, Snap, Infinity
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD No / LCD
Viewfinder Type: EVF type; 100% coverage, 1.4x mag., 17.5mm eyepoint, -4 to +4 diopter Optional hotshoe mounted optical viewfinders
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 1,036,800 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: Yes No
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 16.0x 16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native):   102400
Minimum ISO (native):   100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, Intelligent ISO Auto, ISO 100 - 102,400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Shade, Halogen, Flash, White Set 1, White Set 2, Color Temperature Setting Auto White Balance, Multi Auto White Balance, Daylight, Shade, Cloudy, Fl. - Daylight Color, Fl. - Daylight White, Fl. - Cool White, Fl. - Warm White, Tungsten, CTE, Manual White Balance, Color Temperature
Shutter Speed Range: 1/4000 - 60 sec 1/4000 - 1200 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 Multi-segment, Center-weighted, Spot, Highlight-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Scenery, Sports, Close-up, Night Portrait Standard, Vivid, Monotone, Soft Monotone, Hard Monotone, Hi-Contrast B&W, Positive Film, Bleach Bypass, Retro, HDR Tone, Custom1, Custom 2; Highlight Correction, Shadow Correction
Self Timer: 2 or 10 seconds 2, 12 seconds
Time Lapse (intervalometer):   Yes
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 Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye
Flash Guide Number (ISO 100): 11.0 m / 36.1 ft. n/a
Flash Range Description: Guide Number 11 (ISO100,m) n/a
Max Flash Sync: 1/160  
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps -2 to +1 EV
External Flash Connection: Hot Shoe Hot Shoe (Compatible with P-TTL Auto Flash)
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW 14-bit RAW (DNG), RAW+JPEG
Movie File Format:   MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM)
Included Memory: No memory included 2,000.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: 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: Optional DMW-RSL1 cable remote Via Wi-Fi/Bluetooth
Connections (extended): Remote socket, DC input USB-C (supports DisplayPort)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.85 0.66
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.87  
Buffer size for RAW shooting in single shot mode (frames): 9  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.65
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 3.2 4.3
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited Unlimited
RAW shooting speed in burst mode (fps):   4.1
Buffer size for RAW shooting in burst mode (frames):   9
RAW+JPEG shooting speed in burst mode (fps):   4.3
Buffer Size for RAW+JPEG shooting in burst mode (frames):   9
Shutter lag (full AF, wide/mid): 0.37 seconds 0.18 seconds
Shutter lag (full AF, tele): 0.36 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.105 seconds 0.028 seconds
Shutter lag (full AF, with flash): 0.62 seconds  
Shutter Lag (prefocused): 0.077 seconds 0.026 seconds
Shutter Lag (notes): Full Autofocus, Multi-area AF mode, Wide Angle = 0.388s Full Autofocus, Multi-area AF mode, Telephoto = 0.372s  
Startup Time: 1.0 seconds 0.7 seconds
Play -> Record Time: 0.9 seconds 0.5 seconds
Flash cycle time, full power: 1.4 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 350 shots 200 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary DB-110
Usable Battery Types: Lithium Ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium Ion rechargeable 1 x Proprietary DB-110 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: PhotofunStudio -viewer-2.1E, SILKYPIX Developer Studio 3.0 SE, USB Driver  
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: First Micro Four Thirds camera. SLR like, but without the mirror box and pentaprism.