• 1/2.3 inch 28.1mm2
  • 10.0 megapixels
  • 38.00mm - 136.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • Detailed specifications
  • Nikon Coolpix L20
  • Pentax Optio S1
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: L20 S1
Alternate Model Number(s):    
Camera Format: Ultra Compact Ultra Compact
Currently Manufactured: No No
Retail Price: $129.95 $199.95
Street Price:    
Date Available: 2009-02-15 2011-03-15
Tripod Mount: Yes Yes
Weight: 4.8 oz (135 g) 4.4 oz (125 g)
includes batteries
Size: 3.8 x 2.4 x 1.1 in.
(97 x 61 x 29 mm) 		3.6 x 2.1 x 0.8 in.
(92 x 54 x 21 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CCD
Sensor Manufacturer:    
Effective Megapixels: 10.0 14.0
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: 1.69 microns 1.44 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: No Yes
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: 3648 x 2736 (10.0 MP, 4:3),
3584 x 2016 (7.2 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
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) 		4288 x 3216 (13.8 MP, 4:3),
3216 x 3216 (10.3 MP, 1:1),
4224 x 2376 (10.0 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (Exif 2.3)
Continuous-mode frames/second: n/a n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
Movie File Format:   AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out:
HD Video Connection:
Lens & Optics
Lens Mount: n/a n/a
Lens: Nikkor lens Pentax zoom lens, 9 elements in 8 groups, 4 aspheric elements
Focal Length (35mm equivalent): 38 - 136mm 28 - 140mm
Focal Length (actual): 6.7 - 24mm 5 - 25mm
Zoom Ratio: 3.60x 5.00x
Aperture Range: f/3.1 (wide) / f/6.7 (tele) - ??? f/3.9 (wide) / f/5.7 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity 		40 cm to Infinity
15.7 in to Infinity
Macro Focus Range: 5 cm to Infinity
2.0 in to Infinity 		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 4x Up to 7x; Intelligent Zoom up to 33.5x at VGA
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect; Face-Priority AF, Auto 9-point Contrast Detection with face detection, spot, pan, and auto tracking modes
Auto Focus Assist Light? Yes No
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD 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): 3.0 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:    
Top Deck Display:
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto (64 - 1600) Auto: TBD, Manual: TBD
Auto ISO Mode: Yes Yes
White Balance Settings: Daylight, Cloudy, Fluorescent, Incandescent, Flash Auto, Daylight, Shade, Tungsten, Fluorescent , Manual
Shutter Speed Range:   1/1600 - 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
Program Auto Exposure: No Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: Portrait, Night Portrait, Sports, Landscape, Party, Beach/Snow, Sunset, Dusk/Dawn, Night Landscape, Museum, Fireworks Show (TBD), Close Up, Copy, Back Light, Panorama Assist Auto Picture (Landscape, Portrait, Night Scene, Night Scene Portrait, Standard, Flower, Sport, Candlelight, Blue Sky, Sunset, Text, Group Photo, Portrait x Blue Sky, Portrait x Sunset, Portrait x Backlight), Blue Sky, Landscape, Flower, Sunset, Night Scene, Night Scene Portrait, Portrait, Natural Skin Tone, Food, Digital SR, Kids, Pet, Sport, Surf & Snow, Fireworks, Frame Composite, Party, Candlelight, Text, Miniature, HDR
Self Timer: 10 seconds 2 or 10 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto with red-eye reduction, Anytime flash, Flash cancel, Slow sync. Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a 12 ft (wide, auto ISO), 8.2 ft (tele, auto ISO)
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)
Included Memory: 20.0 MB 0.0 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 1.1 USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional IR
Connections (extended):    
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): 240 shots (Alkaline AA)  
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: 2 x AA Proprietary D-LI78
Usable Battery Types: Alkaline or Lithium disposable, NiMH rechargeable Lithium-ion rechargeable
Batteries Included: 2 x AA Alkaline disposable 1 x Proprietary D-LI78 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): No Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Software Suite CD-ROM Pentax Software CDROM
OS Compatibility:    
Miscellaneous
Notes & Features: Smart Portrait System, Motion Detection and Easy Auto Mode with Scene Auto Selector. Available in Deep Red. Sensor-shift Shake Reduction (SR), 720p HD movies, Auto Picture mode detects 14 scene types, Face Detection, Smile Capture, Blink Detection, High Dynamic Range (HDR) mode, 9 digital filters, optional IR remote, in-body recharge system. Available in chrome, black or green finishes.