• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 35.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot A3100 IS
  • Pentax Optio WG-1 GPS
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:   Pentax WG-2 GPS
WG-1 GPS vs WG-2 GPS
General
Model Number: A3100 IS WG-1 GPS
Alternate Model Number(s):    
Camera Format: Compact Compact
Currently Manufactured: No No
Retail Price: $179.99 $399.95
Street Price: $84.95  
Date Available: 2010-02-28 2011-04-15
Tripod Mount: Yes Yes
Weight: 5.4 oz (154 g)
includes batteries
5.9 oz (167 g)
includes batteries
Size: 3.8 x 2.3 x 1.1 in.
(97 x 58 x 28 mm)
4.5 x 2.3 x 1.1 in.
(114 x 59 x 28 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: CCD CCD
Sensor Manufacturer:    
Effective Megapixels: 12.1 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: 1.54 microns 1.44 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3, 16:9 4:3
Color Filter Type: RGBG 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)
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),
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)
Image File Format: JPEG (EXIF 2.2) JPEG (Exif 2.2)
Continuous-mode frames/second: 0.8 0.7
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​30 LP)
320x240 (30)
1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
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 Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Canon Zoom Lens Pentax zoom lens, 11 elements in 9 groups, 5 aspherical elements
Focal Length (35mm equivalent): 35 - 140mm 28 - 140mm
Focal Length (actual): 6.2 - 24.8mm 5 - 25mm
Zoom Ratio: 4.00x 5.00x
Aperture Range: f/2.7 (W) to f/5.6 (T) f/3.5 (wide) / f/5.5 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 3 cm to Infinity
1.2 in to Infinity
50 cm to Infinity
19.7 in to Infinity
Macro Focus Range: 3 - 60 cm
1.2 - 23.6 in
1 - 30 cm
0.4 - 11.8 in
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 6.7x; Intelligent Zoom up to 33.5x at VGA
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection 9-point Contrast Detection with face recognition, spot, pan, and auto tracking modes
Auto Focus Assist Light? Yes Yes
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): 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 10.0x
Top Deck Display:
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600 Auto (80-1600, adjustable), Digital SR (80-6400), Manual (80, 100, 200, 400, 800, 1600, 3200, 6400), ISO 3200-6400 5MP or 4MP
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom Auto, Daylight, Shade, Tungsten, Fluorescent , Manual
Shutter Speed Range: 1/1600 - 15 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: Evaluative, Center-weighted average, Spot, Face Detect AE Multi-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
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 Night Scene, Movie, Underwater, Underwater Movie, Digital Microscope (2M), Landscape, Flower, Portrait, Digital Wide (5M), Digital SR (ISO 3200-6400 5M or 4M), Surf & Snow, Kids, Pet, Sport, Fireworks, Candlelight, Night Scene Portrait, Text, Food, Digital Panorama (2M per frame), Frame Composite (3M or 2M), Report (1280x960)
Self Timer: 2, 10, custom seconds 2 or 10 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, Flash Off, Flash On, Auto + Redeye, On + Redeye
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) 13 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 / SDXC 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: No memory included 97.0 MB
Included Memory Type:   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 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes
Remote Control Type:   Optional IR
Connections (extended):   HDMI Out (type D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.32 2.06
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 No
JPEG shooting speed in burst mode (fps, max resolution): 0.8 0.7
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 0.35 seconds
Shutter lag (full AF, tele): 0.52 seconds 0.35 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 0.039 seconds
Shutter Lag (notes):    
Startup Time: 2.1 seconds 2.2 seconds
Play -> Record Time:    
Flash cycle time, full power:   5.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 240 shots 260 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-8L Proprietary D-LI92
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-8L Lithium-ion rechargeable 1 x Proprietary D-LI92 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 Software S-SW117 (CD ROM)
OS Compatibility: Windows, Mac OS Windows XP(SP3)/Vista/7, Mac OS X 10.3.9+
Miscellaneous
Notes & Features: Optical Image Stabilization, i-Contrast, Smart Auto, Face Detection self-timer. Available in Silver, Red and Blue. JIS Class 8 Waterproof Submersible to 33 feet, JIS Class 6 Dustproof, Coldproof 14-104F, Shock Resistant to 5 feet, Crushproof up to 100 KGF, Enhanced Digital Microscope mode uses 5 macro LEDs, Pixel Track and Digital Shake Reduction, Face Detection technology, Smile Capture, Blink Detection, 720p HD Movies, HDMI port, Integrated GPS. Available in Black, Orange, or Yellow Green.