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Model Name: Canon PowerShot A640 
Prices:  
Manufacturer URL: Manufacturer website
Predecessor:  
Successor:  
General
Model Number: A640
Alternate Model Number(s):  
Camera Format: Compact
Currently Manufactured: No
Retail Price: $399.99
Street Price: $292.98
Date Available: 2006-10-31
Tripod Mount: Yes
Weight: 8.6 oz (245 g)
Size: 4.3 x 2.6 x 1.9 in.
(109 x 66 x 49 mm)
Waterproof: No
Waterproof Depth: n/a
Image Sensor
Sensor Type: CCD
Sensor Manufacturer:  
Effective Megapixels: 10.0
Sensor Format: 1/1.8 inch
Sensor size: 38.1976mm2 (7.18mm x 5.32mm)
Approximate Pixel Pitch: 1.97 microns
Focal Length Multiplier: n/a
Aspect Ratio: 4:3, 16:9
Color Filter Type:  
Anti Aliasing Filter:  
Self-Cleaning: No
Sensor shift image stabilization: No
On-Sensor Phase Detect: 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)
Image File Format: JPEG (EXIF 2.2)
Continuous-mode frames/second: 1.3
Video Capture
Can take movies: Yes
Movie Resolution: 640x480 (30.00)
320x240 (15.00)
160x120 ()
Movie File Format: AVI (Motion JPEG)
Composite Video Out: Yes
NTSC/PAL Switchable Video: Yes
Video Usable as Viewfinder:
HD Video Out:
HD Video Connection:
Lens & Optics
Lens Mount: n/a
Lens: Canon Zoom Lens
Focal Length (35mm equivalent): 35 - 140mm
Focal Length (actual): 7.3 - 29.2mm
Zoom Ratio: 4.00x
Aperture Range: f/2.8 (W) / f/4.1 (T) - f/8
Integrated ND Filter: No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
Macro Focus Range: 1 - 45 cm
0.4 - 17.7 in
Filter Thread: n/a
Thread Type: n/a
Optical Image Stabilization: No
Digital Zoom: Yes
Digital Zoom Values: 4x
Auto Focus
Auto Focus: Yes
Auto Focus Type: Contrast detect
Auto Focus Assist Light? Yes
Manual Focus: Yes
Viewfinder
Viewfinder: Optical / LCD
Viewfinder Type: Real-image optical zoom viewfinder
Focus Peaking: No
EVF Resolution: n/a
Viewfinder Magnification (35mm equivalent):  
Viewfinder Magnification (nominal/claimed):  
Display
Eye-level Viewfinder: Yes
Rear Display: Yes
Rear Display Size (inches): 2.5
Rear Display Resolution: 115,000 dots
Touchscreen: No
Articulating Screen: Yes
Tilt Swivel Screen:
Selfie Screen:
Max Playback Zoom: 10.0x
Top Deck Display:
Exposure
Maximum ISO (native):  
Minimum ISO (native):  
ISO Settings: Auto, 80, 100, 200, 400, 800
Auto ISO Mode: No
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Underwater, Custom
Shutter Speed Range: 1/2500 - 15 sec
Bulb Mode: No
Exposure Compensation: +/- 2.0EV in 0.3EV steps
Metering Modes: Evaluative, Center-weighted average, Spot
Program Auto Exposure: No
Aperture Priority: Yes
Shutter Priority: Yes
Full Manual Exposure: Yes
Creative Exposure Modes: Portrait, Landscape, Night Scene, Foliage, Snow, Beach, Fireworks, Underwater, Indoor, Kids & Pets, Night Snapshot, Color Accent, Color Swap
Self Timer: 2 - 10 seconds
Time Lapse (intervalometer):  
High Resolution Composite: No
Flash
Built-in Flash: Yes
Flash Modes: Auto, Auto w/ Red-Eye Reduction, Auto w/ Slow Synchro, Flash On, Flash On w/ Red-Eye Reduction, Flash On w/ Slow Synchro, Flash Off
Flash Guide Number (ISO 100): n/a
Flash Range Description: 1.5-14 ft./45cm-4.2m (W), 1.5-9.8 ft./45cm-3.0m (T)
Max Flash Sync:  
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a
Built-In Wireless Flash Control:  
Image Storage
Usable Memory Types: SD / SDHC
UHS Support:  
Other Memory:  
Dual Card Slots: No
RAW Capture Support: No
Uncompressed Format:  
Movie File Format: AVI (Motion JPEG)
Included Memory: No memory included
Included Memory Type:  
Connectivity
Built-In Wi-Fi: No
NFC: No
Bluetooth: No
Built-In GPS: No
Microphone Jack: No
Headphone Jack: No
External Connections: USB 2.0 High Speed
PictBridge Compliant: Yes
DPOF Compliant: Yes
Remote Control: No
Remote Control Type:  
Connections (extended): DC input
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.56
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): 1.3
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited
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): 0.58 seconds
Shutter lag (full AF, tele): 0.68 seconds
Shutter lag (full AF, live view - DSLR):  
Shutter lag (prefocused, live view - DSLR):  
Shutter Lag (manual focus): 0.200 seconds
Shutter lag (full AF, with flash):  
Shutter Lag (prefocused): 0.065 seconds
Shutter Lag (notes):  
Startup Time: 1.4 seconds
Play -> Record Time: 1.0 seconds
Flash cycle time, full power: 5.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 500 shots (NiMH AA)
Battery Life, Still (CIPA Rating OVF/EVF):  
Battery Life, Video:  
Battery Form Factor: 4 x AA
Usable Battery Types: Alkaline disposable or NiMH rechargeable
Batteries Included: 4 x AA Alkaline disposable
Battery Charger Included (dedicated charger or AC/USB adapter): No
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Digital Camera Solution CD-ROM
OS Compatibility: Windows, Mac OS
Miscellaneous
Notes & Features:

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