• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 35.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot A3100 IS
  • Olympus Tough TG-830
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: A3100 IS TG-830
Alternate Model Number(s):    
Camera Format: Compact Compact
Currently Manufactured: No No
Retail Price: $179.99 $279.99
Street Price: $84.95 $254.49
Date Available: 2010-02-28 2013-03-15
Tripod Mount: Yes Yes
Weight: 5.4 oz (154 g)
includes batteries
7.5 oz (214 g)
Size: 3.8 x 2.3 x 1.1 in.
(97 x 58 x 28 mm)
4.3 x 2.6 x 1.1 in.
(110 x 67 x 28 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   BSI CMOS
Effective Megapixels: 12.1 16.0
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 1.34 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 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: 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)
4608 x 3456 (15.9 MP, 4:3)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3)
Continuous-mode frames/second: 0.8 11.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​30 LP)
320x240 (30)
1920x1080 (60i/​30p)
1280x720 (30p)
640x480 (30p)
1280x720 (120p)
432x324 (240p)
Movie File Format: AVI (Motion JPEG) MOV/H.264 with stereo sound (AVI/Motion JPEG for HS movies)
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 Olympus Lens, 11 Lenses in 8 Groups, 4/8 aspherical elements, 1 ED element
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/3.9 of f/11 (wide) / f/5.9 or f/18 (tele) with ND filter
Integrated ND Filter: No No
Normal Focus Range: 3 cm to Infinity
1.2 in to Infinity
20 cm to Infinity
7.9 in to Infinity
Macro Focus Range: 3 - 60 cm
1.2 - 23.6 in
3 - 60 cm
1.2 - 23.6 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 4x (2x Super Resolution Zoom)
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection Contrast Detection: Face Detect AF, iESP Auto, Spot AF, AF Tracking
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 460,000 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, High, 125, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom Auto, Sunny, Cloudy, Incandescent, Fluorescent1, Underwater, One-touch
Shutter Speed Range: 1/1600 - 15 sec 1/2000 - 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 Digital ESP Metering, Spot Metering
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 Scene Modes (Portrait, Beauty, Landscape, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, Fireworks, Cuisine, Documents, Beach & Snow, Underwater Snapshot, Underwater Wide 1, Underwater Wide 2, Underwater Macro, Pet (Cat), Pet (Dog), SMacro, Backlight HDR); In-Camera Smart Panorama; Hand-held Startlight; Magic Art Filters (Pop Art, Pin Hole, Fish Eye, Soft Focus, Punk, Sparkle, Water Color, Reflection, Miniature, Fragmented, Dramatic)
Self Timer: 2, 10, custom seconds 2, 12, Pet auto-shutter 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, Red-Eye Reduction, Fill-In, Off, LED
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) ISO 800: W: 0.2m - 3.3m; T: 0.5m - 2.1m
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) MOV/H.264 with stereo sound (AVI/Motion JPEG for HS movies)
Included Memory: No memory included 39.0 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 Yes
DPOF Compliant: Yes No
Remote Control:
Remote Control Type:    
Connections (extended):   Multi-Terminal (USB Connector, Audio/Video Output, DC input), Micro (Type-D) HDMI, Built-in GPS
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 11.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 17
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  
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-8L Proprietary LI-50B
Usable Battery Types: Lithium-ion rechargeable Lithium Ion rechargeable
Batteries Included: 1 x Proprietary NB-8L Lithium-ion rechargeable 1 x Proprietary LI-50B 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 OLYMPUS [ib] software CD-ROM
OS Compatibility: Windows, Mac OS Windows XP/Vista/7/8, Mac OS X10.3-10.8
Miscellaneous
Notes & Features: Optical Image Stabilization, i-Contrast, Smart Auto, Face Detection self-timer. Available in Silver, Red and Blue. Waterproof to 10m, Shockproof to 2m, Crushproof to 100kgf, Freezeproof, Dustproof; GPS and e.Compass, Multi Record, Hand-held Starlight. Available in blue, red, silver, or black.