• 1/2.35 inch 27.3mm2
  • 8.0 megapixels
  • 36.00mm - 180.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.1 megapixels
  • 23.00mm - 855.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio V20
  • Nikon Coolpix L840
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:   Nikon B500
L840 vs B500
General
Model Number: V20 L840
Alternate Model Number(s):    
Camera Format: Ultra Compact Mid-Sized
Currently Manufactured: No No
Retail Price: $279.95 $299.95
Street Price: $203.33 $448.00
Date Available: 2008-05-15 2015-03-15
Tripod Mount: Yes Yes
Weight: 5.1 oz (145 g)
includes batteries
19.0 oz (538 g)
includes batteries
Size: 3.8 x 2.2 x 0.9 in.
(97 x 56 x 23 mm)
4.5 x 3.1 x 3.8 in.
(114 x 78 x 96 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 8.0 16.1
Sensor Format: 1/2.35 inch 1/2.3 inch
Sensor size: 27.2556mm2 (6.03mm x 4.52mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.85 microns 1.34 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG  
Anti Aliasing Filter:    
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: 3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2304 x 1728 (4.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4608 x 3456 (15.9 MP, 4:3),
3264 x 2448 (8.0 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),
4608 x 2592 (11.9 MP, 16:9),
3456 x 3456 (11.9 MP, 1:1)
Image File Format: JPEG (EXIF 2.2) JPEG
Continuous-mode frames/second: 1.4 7.4
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​15)
320x240 (30/​15)
1920x1080 (60i/​50i/​30p/​25p)
1280x720 (30p/​25p)
640x480 (30p/​25p)
1920x1080 (15p/​12.5p)
640x480 (120p/​100p)
Movie File Format: AVI (Motion JPEG) MOV (Video: MPEG-4 AVC/H.264, Audio: AAC stereo)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: SMC Pentax Zoom; 8 elements, 6 groups (4 aspherical elements) Zoom-Nikkor ED VR; 12 elements in 9 groups including ED elements
Focal Length (35mm equivalent): 36 - 180mm 23 - 855mm
Focal Length (actual): 6.3 - 31.5mm 4 - 152mm
Zoom Ratio: 5.00x 38.00x
Aperture Range: f/3.5 (wide) - f/5.6 (tele) - ??? f/3.0 or f/6.0 (wide) / f/6.5 or f/13 (tele) -- with -2.0 AV ND filter
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 10 - 50 cm
3.9 - 19.7 in
1 cm to Infinity
0.4 in to Infinity
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 5.1x; up to 25.5x total Intelligent Zoom at VGA 2x Dynamic Fine Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9 point Contrast Detect AF; spot/auto-tracking available Contrast Detection: Center, Face priority, Manual with 99 focus areas, Subject tracking, Target Finding AF
Auto Focus Assist Light? No 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): 3.0 3.0
Rear Display Resolution: 230,000 dots 921,000 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 8.0x  
Top Deck Display:
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   125
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600, 3200, 6400 (6400 in Digital SR mode only) Auto, 125, 200, 400, 800, 1600, 3200*, 6400*; *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: TTL metering: 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, Landscape, Portrait, Sport, Flower, Night Scene, Landscape, Flower, Natural Skin Tone, Portrait, Surf & Snow, Sport, Digital SR (5M), Kids, Pet, Food, Panorama, Digital Wide Angle (5M) Smart Portrait, Backlighting, Bird Watching, Beach, Close-up, Dusk/Dawn, Easy Panorama, Fireworks Show, Food, Landscape, Moon, Night Landscape, Night Portrait, Party/Indoor, Pet Portrait, Portrait, Scene Auto Selector, Snow, Sports, Sunset, Special Effects
Self Timer: 2 or 10 seconds 10 or 2 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, flash on, flash off, redeye Auto, Auto w/ Red-eye Reduction, Flash Off, Flash On, w/ Red-eye Reduction, Flash Off; Slow Syncro
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: 14’ (wide, auto ISO), 9.2’ (tele, auto ISO) Auto ISO: [W]: 0.5 to 6.9m [T]: 1.5 to 3.5m
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) MOV (Video: MPEG-4 AVC/H.264, Audio: AAC stereo)
Included Memory: 51.1 MB 20.0 MB
Included Memory Type: Internal Internal
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
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,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes
Remote Control Type:   Via Wi-Fi
Connections (extended):   Micro (Type-D) HDMI, 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): 1.4 7.4
Buffer size for JPEG shooting in burst mode (frames, max resolution):   7
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): 200 shots 740 shots (NiMH AA)
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI78 4 x AA
Usable Battery Types: Lithium Ion rechargeable Alkaline, Lithium disposables; NiMH rechargeables
Batteries Included: 1 x Proprietary D-LI78 Lithium Ion rechargeable 4 x Alkaline AAs
Battery Charger Included (dedicated charger or AC/USB adapter): Yes No
Dedicated Battery Charger Included: No
Internal Charging Supported: No
Software
Included Software: Software (S-SW77) CD-ROM  
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: Face Recognition AF&AE , Smile Capture, Blink Detection For Portraits. Available in black or red. (Other colors may be available depending on region.)