• 1/2.3 inch 28.1mm2
  • 12.4 megapixels
  • ISO 125 - 6400
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Q
  • Ricoh WG-4
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Pentax Q10
Q vs Q10 		 
General
Model Number: Q WG-4
Alternate Model Number(s):    
Camera Format: Compact System Camera Compact
Currently Manufactured: No No
Retail Price: $749.95 $329.95
Street Price: $695.00  
Date Available: 2011-09-30 2014-03-15
Tripod Mount: Yes Yes
Weight: 8.5 oz (241 g)
includes batteries, kit lens 		8.1 oz (230 g)
includes batteries
Size: 3.9 x 2.3 x 1.2 in.
(98 x 58 x 31 mm) 		4.9 x 2.5 x 1.3 in.
(125 x 64 x 33 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.4 16.0
Sensor Format: 1/2.3 inch 1/2.3 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.54 microns 1.34 microns
Focal Length Multiplier: 5.5x 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: Yes Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 47  
DxO Color Depth Score (bits): 20.2  
DxO Dynamic Range Score (evs): 11.1  
DxO Maximum Effective ISO Score (iso): 189  
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
4000 x 2664 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
2992 x 2992 (9.0 MP, 1:1),
3456 x 2592 (9.0 MP, 4:3),
3456 x 2304 (8.0 MP, 3:2),
3456 x 1944 (6.7 MP, 16:9),
2592 x 2592 (6.7 MP, 1:1),
2688 x 2016 (5.4 MP, 4:3),
2688 x 1792 (4.8 MP, 3:2),
2688 x 1512 (4.1 MP, 16:9),
2016 x 2016 (4.1 MP, 1:1),
1920 x 1440 (2.8 MP, 4:3),
1920 x 1280 (2.5 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
1440 x 1440 (2.1 MP, 1:1) 		4608 x 3456 (15.9 MP, 4:3),
3456 x 3456 (11.9 MP, 1:1),
4608 x 2592 (11.9 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
3072 x 1728 (5.3 MP, 16:9),
2592 x 1944 (5.0 MP, 4:3),
2592 x 1464 (3.8 MP, Other),
2048 x 1536 (3.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (Exif 2.3), 12-bit DNG RAW JPEG (EXIF 2.3)
Continuous-mode frames/second: 5.3 1.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p)
1280x720 (30p)
640x480 (30p) 		1920x1080 (30p)
1280x720 (60p/​30p)
640x360 (120p)
Movie File Format: MOV (AVC H.264) with stereo sound MP4 (AVC H.264 video with 32KHz 16-bit stereo PCM audio)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax Q n/a
Lens: 01 Standard Prime smc Pentax 8.5mm f/1.9 AL [IF] Ricoh zoom lens; 9 elements in 7 groups, 4 aspherical elements, protective cover with SP coating
Focal Length (35mm equivalent): 47mm 25 - 100mm
Focal Length (actual): 8.5mm 4.5 - 18mm
Zoom Ratio: 1.00x 4.00x
Aperture Range: f/1.9 - f/8.0 f/2.0 (wide) / f/4.9 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 20 cm to Infinity
7.9 in to Infinity 		40 cm to Infinity
15.7 in to Infinity
Macro Focus Range:   1 - 30 cm
0.4 - 11.8 in
Filter Thread: 40.5mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 7.2x; Intelligent Zoom up to 28.8x total at VGA
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: AF Single (w focus lock, focus/release priority selectable), AF Continuous, AF Face Detection, Manual; Auto 25 Point, User-Selectable, Center Contrast Detection: 9 point AF, Spot AF, Auto Tracking AF, Macro, 1cm Macro, Infinity Landscape, Pan Focus, Manual Focus
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / LCD No / LCD
Viewfinder Type: Optional O-VF1 Optical Viewfinder (hotshoe mount)  
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,000 dots 460,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native): 6400 6400
Minimum ISO (native): 125 125
ISO Settings: Auto (125-6400), 125-6400, 1/3 steps Auto (125-6400, adjustable), 125, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE Auto, Daylight, Shade, Tungsten Light, Fluorescent Light (D: Daylight Color, N: Daylight White, W: White Light), Manual
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 4 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot Multi-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes Yes
Full Manual Exposure: Yes No
Creative Exposure Modes: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Quick Macro (JPG only), Pet, Kids, Forest, Surf & Snow, HDR (JPG only), Backlight Silhouette, Candlelight, Stage Lighting, Museum USER, HDR, Night Scene, Handheld Night Snap (ISO 125-1600), Movie, Underwater, Underwater Movie, Digital Microscope (2M), Landscape, Flower, Portrait, Interval Shot, Interval Movie, High Speed Movie (VGA, 120 FPS capture, 30 FPS playback), Time-Lapse Movie, 1CM Macro Movie, Digital SR, Surf & Snow, Kids, Pet, Sport, Fireworks, Night Scene Portrait, Food, Digital Wide (5M), Digital Panorama (2M per frame), Report (1280x960, ISO 125-1600)
Self Timer: 2 or 10 seconds 2 or 10 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye, Soft Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye
Flash Guide Number (ISO 100): 5.0 m / 16.4 ft. n/a
Flash Range Description: Lens dependent. GN of 7m at ISO 200. 34 ft (wide, auto ISO), 14 ft (tele, auto ISO)
Max Flash Sync: 1/2000  
Flash Exposure Compensation: -2 to +1 EV  
External Flash Connection: Hot Shoe n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes No
Uncompressed Format: 12-bit DNG RAW  
Movie File Format: MOV (AVC H.264) with stereo sound MP4 (AVC H.264 video with 32KHz 16-bit stereo PCM audio)
Included Memory: 0.0 MB 70.0 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: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR Optional IR
Connections (extended): HDMI out (Type D, Micro) Micro HDMI (Type D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.39  
Cycle time for RAW shooting in single shot mode (seconds per frame): 1.72  
Buffer size for RAW shooting in single shot mode (frames): 3  
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): 5.3 1.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 6 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): 0.71 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.274 seconds  
Shutter lag (full AF, with flash): 1.16 seconds  
Shutter Lag (prefocused): 0.082 seconds  
Shutter Lag (notes): Full Autofocus lag: Multi-area AF mode = 0.735s  
Startup Time: 3.7 seconds  
Play -> Record Time: 1.0 seconds  
Flash cycle time, full power: 3.1 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 230 shots 240 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI68 Proprietary D-LI92
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI68 Lithium-ion rechargeable 1 x Proprietary D-LI92 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Software CD-ROM S-SW115 (includes SilkyPix) Software CD ROM
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.3+  
Miscellaneous
Notes & Features: World's smallest, lightest Interchangeable Lens Camera. Sensor-shift IS, dust reduction, full HD movies, HDR mode. Available in black or white. Waterproof (45.9'), Shockproof (6.5'), Crushproof (220 LBF), Coldproof (14F), Dustproof (JIS 6); Available in silver or lime.