• 1/2.3 inch 28.1mm2
  • 10.0 megapixels
  • 35.00mm - 105.00mm (35mm eq.)
  • 1/2.33 inch 28.2mm2
  • 16.0 megapixels
  • 28.00mm - 560.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot SD770 IS
  • Pentax Optio VS20
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: SD770 IS VS20
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact
Currently Manufactured: No No
Retail Price: $299.99 $249.95
Street Price: $211.88 $105.84
Date Available: 2008-04-15 2012-02-15
Tripod Mount: Yes Yes
Weight: 5.3 oz (151 g)
includes batteries
8.3 oz (235 g)
includes batteries
Size: 3.4 x 2.1 x 0.8 in.
(86 x 54 x 20 mm)
4.4 x 2.4 x 1.5 in.
(112 x 61 x 38 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CCD
Sensor Manufacturer:    
Effective Megapixels: 10.0 16.0
Sensor Format: 1/2.3 inch 1/2.33 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 28.198mm2 (6.13mm x 4.6mm)
Approximate Pixel Pitch: 1.69 microns 1.33 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 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: 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)
4608 x 3456 (15.9 MP, 4:3),
3456 x 3456 (11.9 MP, 1:1),
4608 x 2592 (11.9 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3)
Continuous-mode frames/second: 1.4 1.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​1/​0.5)
320x240 (30)
160x120 (15)
1280x720 (30p/​15p)
640x480 (30p/​15p)
320x240 (30p/​15p)
Movie File Format: AVI (Motion JPEG) AVI (Motion JPG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: No
HD Video Connection:
Lens & Optics
Lens Mount: n/a n/a
Lens: Canon Zoom Lens (6 elements in 5 groups, including 2 aspherical) smc PENTAX zoom lens, 11 elements, 8 groups, 1 aspheric element
Focal Length (35mm equivalent): 35 - 105mm 28 - 560mm
Focal Length (actual): 6.2 - 18.6mm 5 - 100mm
Zoom Ratio: 3.00x 20.00x
Aperture Range: f/2.8 or f/8 (W) / f/4.9 or f/14 (T) f/3.1 (wide) / f4.8 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
40 cm to Infinity
15.7 in to Infinity
Macro Focus Range: 3 - 50 cm
1.2 - 19.7 in
1 - 20 cm
0.4 - 7.9 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 7.2x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9-point Contrast Detect AF with Face Detection Contrast Detection: 93 point AF, Spot AF, Auto Tracking AF, Macro, Super Macro, Infinity Landscape, Manual Focus
Auto Focus Assist Light? Yes No
Manual Focus: No Yes
Viewfinder
Viewfinder: Optical / LCD LCD
Viewfinder Type: Real-image optical zoom; 16mm eyepoint  
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 2.5 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: 100-1600 (auto range adjustable), Digital SR 100-6400, Manual: 100-6400
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: 1/1500 - 15 sec 1/2500 - 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
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: Portrait, Night Snapshot, Kids & Pets, Indoor, Sunset, Foliage, Snow, Beach, Fireworks, Aquarium, Underwater, Color Accent, Color Swap Natural Skin Tone, Handheld Night Snap (5M), Night Scene Portrait, Night Scene, Digital Panorama (2M per frame), Landscape, Blue Sky, Sunset, Flower, Digital SR (ISO 3200-6400 5M), Kids, Pet, Portrait, Food, Fireworks, Surf & Snow, Sport, Fisheye, Sketch, Miniature Filter, Text, Frame Composite (3M)
Self Timer: 1 - 30 seconds 10s, 2s, Remote 3s 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, Flash Off, Flash On, Auto + Redeye, On + Redeye
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Auto ISO 11 ft / 3.3 m (W), 6.6 ft./ 2.0 m (T) 17 feet (wide, auto ISO), 11 feet (tele, auto ISO)
Max Flash Sync: 1/500  
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: AVI (Motion JPEG) AVI (Motion JPG)
Included Memory: No memory included 16.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No No
NFC: No 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: Yes
Remote Control Type:   Optional infrared
Connections (extended): Multipurpose USB/AV connector  
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.98  
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): 1.4 1.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 6
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): 0.75 seconds  
Shutter lag (full AF, tele): 0.86 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash): 1.70 seconds  
Shutter Lag (prefocused): 0.068 seconds  
Shutter Lag (notes):    
Startup Time: 1.6 seconds  
Play -> Record Time: 3.0 seconds  
Flash cycle time, full power: 6.0 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 300 shots 200 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-6L Proprietary D-LI122
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-6L Lithium-ion rechargeable 1 x Proprietary D-LI122 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 S-SW122
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: Optical Image Stabilization, Motion Detection technology, Hi-ISO Auto and Noise Reduction technology, Face Detection, In-Camera Image Enhancement. Sensor-shift image stabilization, Dual shutter release/zoom buttons, 720p HD movies, Optional IR remote, Digital level. Available in Noble Black or Brilliant White.