• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 20.1 megapixels
  • 26.00mm - 130.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio I-10
  • Nikon Coolpix S2900
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: I-10 S2900
Alternate Model Number(s):    
Camera Format: Compact Ultra Compact
Currently Manufactured: No No
Retail Price: $299.95 $129.99
Street Price:    
Date Available: 2010-02-15 2015-02-15
Tripod Mount: Yes Yes
Weight: 5.4 oz (153 g)
includes batteries
4.2 oz (119 g)
includes batteries
Size: 4.0 x 2.6 x 1.1 in.
(102 x 66 x 28 mm)
3.7 x 2.3 x 0.8 in.
(95 x 59 x 20 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CCD
Sensor Manufacturer:    
Effective Megapixels: 12.1 20.1
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 1.20 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3, 16:9 4:3
Color Filter Type: RGBG  
Anti Aliasing Filter:    
Self-Cleaning: No No
Sensor shift image stabilization: Yes 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),
4000 x 2256 (9.0 MP, Other),
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)
5152 x 3864 (19.9 MP, 4:3),
3648 x 2736 (10.0 MP, 4:3),
2272 x 1704 (3.9 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3),
5120 x 2880 (14.7 MP, 16:9),
3864 x 3864 (14.9 MP, 1:1)
Image File Format: JPEG (Exif 2.2) JPEG
Continuous-mode frames/second: 2.6 n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
1280x720 (30p/​25p)
640x480 (30p/​25p)
320x240 (30p)
Movie File Format: AVI (Motion JPEG) AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: No No
HD Video Connection:
Lens & Optics
Lens Mount: n/a n/a
Lens: Pentax zoom lens; 7 elements in 6 groups, 3 aspherical elements Zoom-NIKKOR; 6 elements in 5 groups
Focal Length (35mm equivalent): 28 - 140mm 26 - 130mm
Focal Length (actual): 5.1 - 25.5mm 4.6 - 23mm
Zoom Ratio: 5.00x 5.00x
Aperture Range: f/3.5 (wide) / f/5.9 (tele) - ??? f/3.2 (wide) / f/6.5 (tele) - ??? with ND filter in 2 steps
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
50 cm to Infinity
19.7 in to Infinity
Macro Focus Range: 8 - 15 cm
3.1 - 5.9 in
10 cm to Infinity
3.9 in to Infinity
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 6.25x Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: 9 point AF, Spot AF, Auto Tracking AF Contrast Detect: Center, Face priority, Manual with 99 focus areas, Subject tracking, Target Finding AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes No
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): 2.7 2.7
Rear Display Resolution: 230,000 dots 230,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x  
Top Deck Display:
Exposure
Maximum ISO (native):   3200
Minimum ISO (native):   80
ISO Settings: Auto (80-800), Digital SR (80-6400), Manual (80-6400), ISO 3200/6400 limited to 5 or 3.8mpix Auto, 80, 100, 200, 400, 800, 1600; ISO 3200 available when using Auto mode
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent , Manual Auto, Cloudy, Daylight, Flash, Fluorescent, Incandescent, Preset Manual
Shutter Speed Range: 1/2000 - 4 sec 1/1500 - 4 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot Matrix, Center-weighted (digital zoom less than 2x), Spot (digital zoom 2X or more)
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: Night Scene, Night Scene Portrait, Half Length Portrait (3M or 2.1M), Movie, Landscape, Flower, Portrait, Surf & Snow, Sport, Digital SR, Kids, Pet, Food, Fireworks, Frame Composite (3M or 2.1M), Party, Natural Skin Tone, Candlelight, Text, Blog (VGA), Digital Wide (5M), Digital Panorama (2M/frame) Back Light, Beach, Black and White Copy, Close Up, Dusk/Dawn, Fireworks Show, Food, Museum, Night Landscape, Night Portrait, Panorama Assist, Party/Indoor, Pet Portrait, Portrait, Snow, Sports, Sunset
Self Timer: 2 or 10 seconds 10 seconds
Time Lapse (intervalometer): 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, Auto w/ Red-eye Reduction, Flash Off, Flash On, w/ Red-eye Reduction, Flash Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: 13’ (wide, auto ISO), 7.9’ (tele, auto ISO) Auto ISO: [W]: 0.5 to 4.0m (1.6 ft. to 13 ft.) [T]: 0.8 to 2.0m (2.6 ft.. to 6.6 ft.)
Max Flash Sync:    
Flash Exposure Compensation:    
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No No
Uncompressed Format:    
Movie File Format: AVI (Motion JPEG) AVI (Motion JPEG)
Included Memory: 26.7 MB 25.0 MB
Included Memory Type: Internal 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
Remote Control Type: Optional IR  
Connections (extended): DC Input  
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): 2.6  
Buffer size for JPEG shooting in burst mode (frames, max resolution): 6  
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): 250 shots 250 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI92 Proprietary EN-EL19
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI92 Lithium-ion rechargeable 1 x Proprietary EN-EL19 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: Software CD-ROM S-SW104  
OS Compatibility: Windows XP/Vista/7, MacOS-X 10.3.9+  
Miscellaneous
Notes & Features: Sensor-Shift SR, Pixel Track SR, Digital SR , 720p HD Movies, Smile Capture, Blink Detection. Available in Pearl White or Classic Black. EXPEED C2 image-processing system, HD 720p movies, Subject tracking AF, Smart portrait mode. Color availability may vary by region.