• 1/1.7 inch 43.3mm2
  • 10.0 megapixels
  • 28.00mm - 105.00mm (35mm eq.)
  • 1/3 inch 17.3mm2
  • 10.1 megapixels
  • 29.00mm - 87.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot S90
  • Nikon Coolpix S31
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon S80
S80 vs S90
 
Successor: Canon S95
S90 vs S95
 
General
Model Number: S90 S31
Alternate Model Number(s):    
Camera Format: Compact Compact
Currently Manufactured: No No
Retail Price: $429.99 $119.95
Street Price:   $89.00
Date Available: 2009-10-15 2013-02-15
Tripod Mount: Yes Yes
Weight: 6.2 oz (175 g)
includes batteries
6.5 oz (185 g)
includes batteries
Size: 3.9 x 2.3 x 1.2 in.
(100 x 58 x 31 mm)
4.1 x 2.6 x 1.6 in.
(105 x 65 x 42 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: CCD CCD
Sensor Manufacturer:    
Effective Megapixels: 10.0 10.1
Sensor Format: 1/1.7 inch 1/3 inch
Sensor size: 43.32mm2 (7.6mm x 5.7mm) 17.28mm2 (4.8mm x 3.6mm)
Approximate Pixel Pitch: 2.08 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: 46  
DxO Color Depth Score (bits): 20.2  
DxO Dynamic Range Score (evs): 11.0  
DxO Maximum Effective ISO Score (iso): 185  
Image Capture
Image Resolution: 3648 x 2736 (10.0 MP, 4:3),
3648 x 2048 (7.5 MP, 16:9),
2816 x 2112 (5.9 MP, 4:3),
2272 x 1704 (3.9 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3),
1824 x 1368 (2.5 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), CR2 JPEG
Continuous-mode frames/second: 0.9 1.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30)
320x240 (30)
1280x720 (30p)
Movie File Format: MOV (Image: H.264, Audio: PCM)  
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out:
HD Video Connection:
Lens & Optics
Lens Mount: n/a n/a
Lens: Canon Zoom Lens NIKKOR; 6 elements in 5 groups
Focal Length (35mm equivalent): 28 - 105mm 29 - 87mm
Focal Length (actual): 6 - 22.5mm 4.1 - 12.3mm
Zoom Ratio: 3.80x 3.00x
Aperture Range: f/2.0 (W) / f/4.9 (T) - f/8.0 f/3.3 (wide) / f/5.9 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 5 - 50 cm
2.0 - 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 Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection; 9-point AiAF, 1-point AF (center or Face Select and Track) Contrast Detection: Center, Face detection
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): 3.0 2.7
Rear Display Resolution: 461,000 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, ISO 80, 100, 200, 400, 800, 1600, 3200; up to 12800 in 2.5-mp Low Light mode Auto, 80, 100, 200, 400, 800, 1600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Custom, Underwater Auto
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 Matrix, Center-weighted (digital zoom less than 2x), Spot (digital zoom 2X or more)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
Creative Exposure Modes: Portrait, Landscape, Special Scene (Foliage, Snow, Beach, Sunset, Fireworks, Aquarium, Night Scene, Indoor, Color Accent, Color Swap, Kids & Pets, Underwater, Nostalgic), Night Snapshot, Stitch Assist, Low Light Close Up, Continuous shooting, Diorama effect, Fireworks Show, Food, Interval shooting, Mirror, Underwater, Soft
Self Timer: 1 - 30 seconds 10, smile seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto w/ Red-eye Reduction, Flash On, Flash On w/ Red-eye Reduction, Flash Off; FE lock, Safety FE, Slow Synchro Auto, Auto w/ Red-eye Reduction, Flash Off, Flash On, w/ Red-eye Reduction, Flash Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Auto ISO: 1.6-21 ft./50cm-6.5m (W), 1.6-8.2 ft./50cm-2.5m (T) Auto ISO: [W]: 0.5 to 3.5m (1ft. 8 in. to 11 ft.) [T]: 0.5 to 2.0m (1ft 8 in. to 6 ft 6 in.)
Max Flash Sync: 1/500  
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps  
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: Yes No
Uncompressed Format: CR2  
Movie File Format: MOV (Image: H.264, Audio: PCM)  
Included Memory: No memory included 25.0 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: No
Remote Control Type:    
Connections (extended):    
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.43  
Cycle time for RAW shooting in single shot mode (seconds per frame): 2.96  
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
JPEG shooting speed in burst mode (fps, max resolution): 0.9 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): 0.43 seconds  
Shutter lag (full AF, tele): 0.49 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.410 seconds  
Shutter lag (full AF, with flash): 1.15 seconds  
Shutter Lag (prefocused): 0.088 seconds  
Shutter Lag (notes):    
Startup Time: 2.1 seconds  
Play -> Record Time: 1.3 seconds  
Flash cycle time, full power: 6.8 seconds 0.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 220 shots 260 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-6L Proprietary EN-EL12
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-6L 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: Digital Camera Solution CD-ROM Nikon ViewNX 2 CD-ROM
OS Compatibility: Windows XP SP2/Vista, Mac OS Windows, Mac OS
Miscellaneous
Notes & Features: Optical Image Stabilization, RAW Mode, Face, Blink, Motion Detection, Intelligent Contrast Correction, Low Light Mode. Waterproof (up to 16.4 feet), Shockproof (up to 3.9 feet) and Dustproof. Available in White, Blue, Pink, Brown or Yellow.