• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 112.00mm (35mm eq.)
  • APS-C 365.0mm2
  • 16.2 megapixels
  •  
  • Detailed specifications
  • Canon PowerShot SD940 IS
  • Sony Alpha NEX-C3
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: SD940 IS NEX-C3
Alternate Model Number(s): Digital IXUS 120 IS  
Camera Format: Ultra Compact Compact System Camera
Currently Manufactured: No No
Retail Price: $299.99 $599.99
Street Price: $299.95 $559.47
Date Available: 2009-09-15 2011-08-01
Tripod Mount: Yes Yes
Weight: 4.9 oz (140 g)
includes batteries
17.5 oz (497 g)
includes batteries, kit lens
Size: 3.5 x 2.2 x 0.8 in.
(90 x 55 x 20 mm)
4.3 x 2.4 x 1.3 in.
(110 x 60 x 33 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 12.1 16.2
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 365.04mm2 (23.40mm x 15.60mm)
Approximate Pixel Pitch: 1.54 microns 4.76 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3, 16:9 3:2, 16:9
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:   73
DxO Color Depth Score (bits):   22.7
DxO Dynamic Range Score (evs):   12.2
DxO Maximum Effective ISO Score (iso):   1,083
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)
4912 x 3264 (16.0 MP, 3:2),
4912 x 2760 (13.6 MP, 16:9),
3568 x 2368 (8.4 MP, Other),
3568 x 2000 (7.1 MP, 16:9),
2448 x 1624 (4.0 MP, Other),
2448 x 1376 (3.4 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other),
7152 x 1080 (7.7 MP, Other),
4912 x 1080 (5.3 MP, Other),
1920 x 1080 (2.1 MP, 16:9)
Image File Format: JPEG (EXIF 2.2) JPEG, RAW (ARW 2.2), RAW+JPEG
Continuous-mode frames/second: 0.8 5.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
640x480 (30)
320x240 (30)
1280x720 (30)
640x480 (30)
Movie File Format: MOV (Image: H.264, Audio: PCM) MP4
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: n/a Sony E
Lens: Canon Zoom Lens Sony SEL1855 18-55mm f/3.5-5.6 OSS
Focal Length (35mm equivalent): 28 - 112mm 27 - 83mm
Focal Length (actual): 5 - 20mm 18 - 55mm
Zoom Ratio: 4.00x 3.00x
Aperture Range: f/2.8 (W) - f/5.9 (T) f/3.5 - 22 (W), f/5.6 - 34 (T)
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range: 3 - 50 cm
1.2 - 19.7 in
 
Filter Thread: n/a 49.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: Yes
Digital Zoom Values: Up to 4x  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection Contrast Detect: 25-area, Center, Flexible Spot (11x17 areas); with Face Detection
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD LCD
Viewfinder Type:   (Optional FDA-SV1 optical viewfinder available with 16mm FOV)
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 921,600 dots
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 10.0x 11.8x
Top Deck Display: No
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600, 3200* (*special scene mode) Auto, 200, 400, 800, 1600, 3200, 6400, 12800.
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent, Flash, Custom, Color Temp./ Filter (2500 – 9900K with 19-step Magenta/Green compensation)
Shutter Speed Range: 1/1500 - 15 sec 1/4000 - 30 sec
Bulb Mode: No Yes
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 49-zone Multi-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
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 Portrait, Landscape, Macro,Sports Action, Sunset, Night Portrait, Night View, Hand-held Twilight (6 shot layering), 2D/3D Sweep Panorama
Self Timer: 2 or 10 seconds 2, 10; 3 or 5 after 10 sec seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Red-eye Reduction, Auto Red-eye Correction, Flash On, Flash Off; FE lock, Slow Synchro Autoflash, Fill-flash, Rear sync., Slow sync., Red-eye reduction
Flash Guide Number (ISO 100): n/a 7.0 m / 23.0 ft.
Flash Range Description: Auto ISO: 1-13 ft./30cm-4.0m (W), 1.6-6.6 ft./50cm-2.0m (T) Bundled flash has GN of 7m/ISO 100
Max Flash Sync:   1/160
Flash Exposure Compensation:   +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a Smart Accessory Terminal (flash is detachable)
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   RAW (ARW 2.2), RAW+JPEG
Movie File Format: MOV (Image: H.264, Audio: PCM) MP4
Included Memory: No memory included  
Included Memory Type:    
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 Yes
DPOF Compliant: Yes Yes
Remote Control: No
Remote Control Type:    
Connections (extended): Mini-HDMI, DC input Mini HDMI (Type C), Mic via Smart Accessory Terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.37 0.97
Cycle time for RAW shooting in single shot mode (seconds per frame):   0.94
Buffer size for RAW shooting in single shot mode (frames):   Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 0.8 5.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 10
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 0.43 seconds
Shutter lag (full AF, tele): 0.55 seconds 0.42 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.226 seconds
Shutter lag (full AF, with flash):   0.71 seconds
Shutter Lag (prefocused): 0.077 seconds 0.114 seconds
Shutter Lag (notes):   Multi-area full AF lag: 0.456s
Startup Time: 1.9 seconds 1.2 seconds
Play -> Record Time:   0.8 seconds
Flash cycle time, full power: 4.4 seconds 2.6 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 220 shots 400 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-4L Proprietary NP-FW50
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-4L Lithium-ion rechargeable 1 x Proprietary NP-FW50 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 CD-ROM (includes Picture Motion Browser, Image Data Converter SR, Image Data Lightbox SR)
OS Compatibility: Windows, Mac OS Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +)
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. 720p HD Video, Picture Effects, Photo Creativity, Hand-held Twilight, Anti Motion Blur, Auto HDR, D-Range Optimizer, 2D/3D Sweep Panorama, Smile Shutter, 5.5fps Full-res Burst Mode. Available in Silver, Black or Pink.