• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 35.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 12.2 megapixels
  • 24.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot A3100 IS
  • Nikon Coolpix P300
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: A3100 IS P300
Alternate Model Number(s):    
Camera Format: Compact Compact
Currently Manufactured: No No
Retail Price: $179.99 $329.95
Street Price: $84.95  
Date Available: 2010-02-28 2011-03-15
Tripod Mount: Yes Yes
Weight: 5.4 oz (154 g)
includes batteries
6.7 oz (189 g)
includes batteries
Size: 3.8 x 2.3 x 1.1 in.
(97 x 58 x 28 mm)
4.1 x 2.3 x 1.3 in.
(103 x 58 x 32 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.1 12.2
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 1.54 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 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 2248 (9.0 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4000 x 3000 (12.0 MP, 4:3),
3968 x 2232 (8.9 MP, 16:9),
3264 x 2448 (8.0 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)
Image File Format: JPEG (EXIF 2.2) JPEG
Continuous-mode frames/second: 0.8 n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​30 LP)
320x240 (30)
1920x1080 ()
1280x720 ()
640x480 ()
320x240 ()
Movie File Format: AVI (Motion JPEG)  
Composite Video Out: Yes
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Canon Zoom Lens Nikkor Wide Optical Zoom VR lens
Focal Length (35mm equivalent): 35 - 140mm 24 - 100mm
Focal Length (actual): 6.2 - 24.8mm 4.3 - 17.9mm
Zoom Ratio: 4.00x 4.20x
Aperture Range: f/2.7 (W) to f/5.6 (T) f/1.8 (wide) / f/4.9 (tele) - ??
Integrated ND Filter: No No
Normal Focus Range: 3 cm to Infinity
1.2 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 3 - 60 cm
1.2 - 23.6 in
3 cm to Infinity
1.2 in to Infinity
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 4x Up to 2x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection Contrast Detect with Face Priority AF
Auto Focus Assist Light? Yes Yes
Manual Focus: No No
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): 2.7 3.0
Rear Display Resolution: 230,000 dots 921,000 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):    
Minimum ISO (native):    
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600 Auto (160 to 1600), Fixed Range Auto (160 to 400, 160 to 800), 160, 200, 400, 800, 1600, 3200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom Auto, Daylight, Incandescent, Fluorescent, Cloudy, Flash, Preset Manual (Custom)
Shutter Speed Range: 1/1600 - 15 sec  
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: Evaluative, Center-weighted average, Spot, Face Detect AE  
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Auto*, Easy, Portrait, Landscape, Night Snapshot, Kids & Pets, Indoor, SCN**; *Automatically detects shooting scene; **Face Detection Self-Timer, Low Light, Super Vivid, Poster Effect, Beach, Foliage, Snow, Fireworks, Long Shutter ~20 Scene including Advanced Night Landscape and Night Portrait modes; Easy Panorama Scene mode; Filter effects like Painting, Fisheye, Miniature and Cross Screen
Self Timer: 2, 10, custom seconds 2 , 10, Smile seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Red-eye Reduction, Auto Red-eye Correction, Flash On, Flash Off; FE lock, Slow Synchro, Smart Flash Auto, Auto & Red-eye reduction, Flash off, Fill flash, Slow sync
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Auto ISO: 1-13 ft./30cm-4.0m (W), 1-6.6 ft./30cm-2.0m (T) n/a
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 / SDXC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:    
Movie File Format: AVI (Motion JPEG)  
Included Memory: No memory included 90.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No No
NFC: 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: Yes No
DPOF Compliant: Yes No
Remote Control:
Remote Control Type:    
Connections (extended):   Mini HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.32  
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? No
JPEG shooting speed in burst mode (fps, max resolution): 0.8  
Buffer size for JPEG shooting in burst mode (frames, max resolution): 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): 0.48 seconds  
Shutter lag (full AF, tele): 0.52 seconds  
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): 0.078 seconds  
Shutter Lag (notes):    
Startup Time: 2.1 seconds  
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 240 shots 240 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-8L Proprietary EN-EL12
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-8L Lithium-ion rechargeable 1 x Proprietary EN-EL12 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Canon Software Suite CD-ROM Nikon ViewNX 2 CD-ROM
OS Compatibility: Windows, Mac OS Windows XP/Vista/7, MacOS-X 10.4.11+
Miscellaneous
Notes & Features: Optical Image Stabilization, i-Contrast, Smart Auto, Face Detection self-timer. Available in Silver, Red and Blue. Fastest lens (f/1.8) of any Coolpix, 4-way VR Image Stabilization, EXPEED C2 processor, full PASM, filter effects, full 1080p HD movies, HS movies up to 120 fps, HDMI output, Easy Panorama Scene mode, Advanced Night Landscape mode, Night Portrait mode, Smile Timer, Face Priority AF, Blink Warning, Red-eye Fix, Skin Softening, Best Shot Selector.