• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 112.00mm (35mm eq.)
  • 1/3 inch 17.3mm2
  • 10.1 megapixels
  • 29.00mm - 87.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot SD940 IS
  • Nikon Coolpix S30
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: SD940 IS S30
Alternate Model Number(s): Digital IXUS 120 IS  
Camera Format: Ultra Compact Compact
Currently Manufactured: No No
Retail Price: $299.99 $119.95
Street Price: $299.95  
Date Available: 2009-09-15 2012-02-15
Tripod Mount: Yes Yes
Weight: 4.9 oz (140 g)
includes batteries
7.5 oz (214 g)
includes batteries
Size: 3.5 x 2.2 x 0.8 in.
(90 x 55 x 20 mm)
4.0 x 2.6 x 1.6 in.
(102 x 65 x 39 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: CCD CCD
Sensor Manufacturer:    
Effective Megapixels: 12.1 10.1
Sensor Format: 1/2.3 inch 1/3 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 17.28mm2 (4.8mm x 3.6mm)
Approximate Pixel Pitch: 1.54 microns 1.32 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)
3648 x 2736 (10.0 MP, 4:3),
2272 x 1704 (3.9 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3)
Image File Format: JPEG (EXIF 2.2) JPEG
Continuous-mode frames/second: 0.8 1.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
640x480 (30)
320x240 (30)
1280x720 (30p)
640x480 (30p)
Movie File Format: MOV (Image: H.264, Audio: PCM)  
Composite Video Out: Yes
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Canon Zoom Lens NIKKOR, 6 elements in 5 groups
Focal Length (35mm equivalent): 28 - 112mm 29 - 87mm
Focal Length (actual): 5 - 20mm 4.1 - 12.3mm
Zoom Ratio: 4.00x 3.00x
Aperture Range: f/2.8 (W) - f/5.9 (T) f/3.3 (wide) / f/5.9 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 3 - 50 cm
1.2 - 19.7 in
5 cm to Infinity
2.0 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
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection Contrast Detection
Auto Focus Assist Light? Yes No
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 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  
Top Deck Display:
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600, 3200* (*special scene mode) Auto (80 to 1600)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom Auto, Manual
Shutter Speed Range: 1/1500 - 15 sec 1/1000 - 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 (center), Face Detect AE 256-segment matrix, center-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: Portrait, Foliage, Snow, Beach, Sunset, Fireworks, Aquarium, Underwater, ISO 3200, Indoor, Kids & Pets, Night Snapshot, Color Accent, Color Swap, Digital Macro, Long Shutter, Stitch Assist Scene modes include Underwater, Interval Shooting, Highlight Color, Diorama (miniature) Effect, Closeups, Continuous, Food Mode, Soft Focus and Fireworks; Special effects include Soft Focus, Selective Color and Miniature
Self Timer: 2 or 10 seconds 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 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: Auto ISO: 1-13 ft./30cm-4.0m (W), 1.6-6.6 ft./50cm-2.0m (T) Auto ISO: [W]: 0.3 to 3.5m (1ft. to 11ft.) [T]: 0.5 to 2.0m (1ft 8 in. to 6 ft 7 in.)
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: MOV (Image: H.264, Audio: PCM)  
Included Memory: No memory included 47.0 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 Yes
Remote Control:
Remote Control Type:    
Connections (extended): Mini-HDMI, DC input  
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.37  
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 1.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 4
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): 0.55 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): 0.077 seconds  
Shutter Lag (notes):    
Startup Time: 1.9 seconds  
Play -> Record Time:    
Flash cycle time, full power: 4.4 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 220 shots 410 shots (NiMH AA)
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-4L 2 x AA
Usable Battery Types: Lithium-ion rechargeable Alkaline, Lithium disposables; NiMH rechargeables
Batteries Included: 1 x Proprietary NB-4L Lithium-ion rechargeable 2 x Alkaline AAs
Battery Charger Included (dedicated charger or AC/USB adapter): Yes No
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, Mac OS
Miscellaneous
Notes & Features: Optical Image Stabilization, Smart Auto, Face, Blink and Motion Detection, Intelligent Contrast Correction, HD Movies, HDMI Output. Available in Blue, Black, Silver and Brown. Waterproof to 9.8 feet (3m), Shockproof to 2.6 feet (80cm), Dustproof, 720p HD Movies, Smart Portrait System. Available in a choice of colors including white, blue and pink.