• 1/1.7 inch 43.3mm2
  • 12.0 megapixels
  • 37.00mm - 111.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 20.2 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio S12
  • Ricoh G900
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Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: S12 G900
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact
Currently Manufactured: No Yes
Retail Price: $279.95 $799.95
Street Price:   $796.95
Date Available: 2008-04-30 2019-05-30
Tripod Mount: No Yes
Weight: 4.6 oz (130 g) 8.7 oz (247 g)
includes batteries
Size: 3.6 x 2.2 x 0.9 in.
(91 x 56 x 23 mm) 		4.7 x 2.6 x 1.3 in.
(118 x 66 x 33 mm)
Waterproof: No Yes
Waterproof Depth: n/a 65.00 feet (20 meters)
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.0 20.2
Sensor Format: 1/1.7 inch 1/2.3 inch
Sensor size: 43.32mm2 (7.6mm x 5.7mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.90 microns 1.19 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   None
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
3648 x 2736 (10.0 MP, 4:3),
3072 x 2304 (7.1 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3) 		5184 x 3888 (20.2 MP, 4:3)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3)
Continuous-mode frames/second: n/a n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30)
320x240 (30) 		3840x2160 ()
1920x1080 ()
1280x720 ()
Movie File Format: AVI (DivX MPEG-4) MP4 (H.264 video with stereo audio)
Composite Video Out: Yes
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: smc PENTAX Zoom Lens (7 elements in 5 groups) Ricoh zoom lens; 11 elements in 9 groups, 5 aspherical elements, protective cover with SP coating
Focal Length (35mm equivalent): 37 - 111mm 28 - 140mm
Focal Length (actual): 7.9 - 23.7mm 5 - 25mm
Zoom Ratio: 3.00x 5.00x
Aperture Range: f/2.8 (wide) / f/5.4 (tele) - f/??? f/3.5 - 4.2 (wide) / f/5.5 - 6.6 (tele)
Integrated ND Filter: No No
Normal Focus Range: 35 cm to Infinity
13.8 in to Infinity 		50 cm to Infinity
19.7 in to Infinity
Macro Focus Range: 6 - 40 cm
2.4 - 15.7 in 		1 - 30 cm
0.4 - 11.8 in
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 6x Up to 8.1x; Intelligent Zoom up to 40.5x total at VGA
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection; 5 point AF, spot, tracking, and face recognition autofocus modes available Contrast Detection: 9-point AF, Spot AF, Auto tracking AF; Infinity-landscape, Pan Focus, Manual Focus
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:    
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): 2.5 3.0
Rear Display Resolution: 232,000 dots 1,040,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 8.0x  
Top Deck Display: No
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   125
ISO Settings: Auto, 64, 100, 200, 400, 800, 1600; 3200 available in Digital SR mode Auto (125-6400, adjustable), 125, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent, Manual Auto, Daylight, Shade, Tungsten light, Fluorescent light (D:Daylight Color, N:Daylight White, W:White Light), Ring Light, Manual
Shutter Speed Range: 1/2000 - 4 sec 1/4000 - 4 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: TTL Multi-segment, Center-weighted & Spot meter Multi-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
Creative Exposure Modes: Night Scene, Landscape, Flower, Natural Skin Tone, Portrait, Half Length Portrait (3M), Kids, Digital SR (5M), Sport, Surf & Snow, Pet, Text, Food, Frame Composite (3M), Dynamic Range Adjustment (auto and manual adjustments) HDR, Movie, High Speed Movie, Digital Microscope, Interval Shot, Interval Movie, Surf & Snow, Digital SR, Report, Watermark, Firefighting, Skew Correct, Text, Zoom Macro, Haze removal, Depth of field composition
Self Timer: 2 or 10 seconds 2 or 10 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, Off, Auto, Red-eye, Soft flash Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Approx 22’ (wide, auto ISO), 11’ (tele, auto ISO) ISO Auto: Wide:approx. 0.2 - 5.5m / 0.66 - 18 ft., Tele:approx. 0.2 - 3.5m / 0.66 - 11 ft.
Max Flash Sync:    
Flash Exposure Compensation:    
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   No UHS support
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No No
Uncompressed Format:    
Movie File Format: AVI (DivX MPEG-4) MP4 (H.264 video with stereo audio)
Included Memory: 21.0 MB 6,500.0 MB
Included Memory Type: Internal Internal
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No Yes
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 3.0 Super Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: No
Remote Control Type:    
Connections (extended): DC Input USB3.0 (Type C), Micro (Type D) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):    
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):    
Buffer size for JPEG shooting in burst mode (frames, max resolution):    
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):    
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):    
Shutter Lag (notes):    
Startup Time:    
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 270 shots 340 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI68 Proprietary DB-110
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI68 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: Yes
Internal Charging Supported: Yes
Software
Included Software: TBA  
OS Compatibility: TBA  
Miscellaneous
Notes & Features: Waterproof (65 ft), dustproof, shockproof (6.5 ft), crushproof (220 lbf) and chemical-resistant; includes CALS mode, built-in GPS, electronic compass, barcode scanning function, password protected camera lock, 6.5GB of built-in memory and an electronic level.