A detailed list of technical data, specifications, ratings and expert review of Canon PowerShot A640. Get a comprehensive look at your chosen camera and see if this is the one that will best suit your needs. You can also use the comparison feature to compare with other competing digital cameras.
design and dimensions sensor processor lens focusing viewfinder exposure & white balance display flash videography / camcorder memory battery and charging connections features others
| DESIGN AND DIMENSIONS Canon PowerShot A640 |
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| Product Type | Digital camera - compact |
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| Height | 6.6 cm |
| Width | 10.9 cm |
| Depth | 4.9 cm |
| Weight | 245 g |
| Digital Zoom | 4x |
| Optical Zoom | 4x |
| SENSOR Canon PowerShot A640 |
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| Sensor Resolution | 10.0 Megapixel |
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| Optical Sensor Type | CCD |
| Total Pixels | 10,400,000 pixels |
| Effective Sensor Resolution | 10,000,000 pixels |
| Optical Sensor Size | 1/1.8" |
| PROCESSOR Canon PowerShot A640 |
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| Image Processor | DIGIC II |
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| LENS Canon PowerShot A640 |
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| Type | Zoom lens - 4x zoom - 7.3 - 29.2 mm - f/2.8-4.1 |
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| Focal Length Equivalent to 35mm Camera | 35 - 140mm |
| Focus Adjustment | Automatic, manual |
| Min Focus Distance | 45 cm |
| Macro Focus Range | 1cm |
| Zoom Adjustment | Motorised drive |
| Lens Construction | 7 groups / 8 elements |
| Features | Built-in lens shield, aspherical lens |
| FOCUSING Canon PowerShot A640 |
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| Auto Focus | TTL contrast detection |
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| Auto Focus Points (Zones) Qty | 9 |
| AE/AF Control | FlexiZone |
| VIEWFINDER Canon PowerShot A640 |
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| Viewfinder Type | Optical - real-image zoom |
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| EXPOSURE & WHITE BALANCE Canon PowerShot A640 |
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| ISO (Max) | 800 |
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| Light Sensitivity | ISO 100, ISO 800, ISO 400, ISO 200, ISO 80, ISO auto |
| Exposure Metering | Evaluative, centre-weighted, spot |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority |
| Shooting Programs | Landscape, portrait mode, stitch assist, fireworks, night scene, Underwater, indoor, foliage, beach, kids & pets, night snapshot, snow, Colour Swap, Colour Accent |
| Special Effects | Black & White, Sepia, Positive, Neutral, Vivid, Custom Effect, Lighter Skin Tone, Darker Skin Tone |
| White Balance | Custom, automatic, presets |
| White Balance Presets | Fluorescent, cloudy, tungsten light, daylight, Underwater |
| Max Shutter Speed | 1/2500 sec |
| Min Shutter Speed | 15 sec |
| Exposure Compensation | ±2 EV range, in 1/3 EV steps |
| DISPLAY Canon PowerShot A640 |
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| Type | 2.5" LCD display |
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| Display Format | 115,000 pixels |
| Display Form Factor | Rotating |
| Display Features | Display brightness control |
| FLASH Canon PowerShot A640 |
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| Camera Flash | Built-in flash |
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| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction |
| Red-Eye Reduction | Yes |
| Features | AF illuminator, flash +/- compensation |
| Effective Flash Range | 0.45 m - 4.2 m |
| VIDEOGRAPHY / CAMCORDER Canon PowerShot A640 |
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| Digital Video Format | AVI |
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| Image Recording Format | JPEG |
| MEMORY Canon PowerShot A640 |
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| Memory Card Slot | SD card |
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| Supported Memory Cards | MultiMediaCard, SD Memory Card, SDHC Memory Card |
| Memory Card | 32 MB MMC |
| Image Storage |
Super-fine JPEG 3648 x 2736 Fine JPEG 3648 x 2736 Normal JPEG 3648 x 2736 Super-fine JPEG 2816 x 2112 Fine JPEG 2816 x 2112 Normal JPEG 2816 x 2112 Super-fine JPEG 2272 x 1704 Fine JPEG 2272 x 1704 Normal JPEG 2272 x 1704 Super-fine JPEG 1600 x 1200 Fine JPEG 1600 x 1200 Normal JPEG 1600 x 1200 Super-fine JPEG 640 x 480 Fine JPEG 640 x 480 Normal JPEG 640 x 480 Super-fine JPEG 3648 x 2048 Fine JPEG 3648 x 2048 Normal JPEG 3648 x 2048 |
| Video Capture |
AVI - 640 x 480 - 30 fps AVI - 640 x 480 - 15 fps AVI - 320 x 240 - 30 fps AVI - 320 x 240 - 15 fps AVI - 160 x 120 - 15 fps |
| BATTERY AND CHARGING Canon PowerShot A640 |
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| Battery Type | AA - Alkaline - standard form factor |
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| Details | 4 x AA alkaline battery (included) |
| CONNECTIONS Canon PowerShot A640 |
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| Interface | Composite video, USB 2.0 |
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| Print Standard | Direct print, DPOF support, PictBridge support |
| Connector Type |
USB Composite video/audio output DC power input |
| FEATURES Canon PowerShot A640 |
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| Self-Timer Delay | 10 sec, 2sec |
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| Continuous Shooting Speed | 1.5 frames per second |
| Additional Features | Audio recording, built-in speaker, RGB primary colour filter, auto power save, digital noise reduction, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, FE lock, blur warning, digital tele-converter, safety zoom |
| OTHERS Canon PowerShot A640 |
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| Included Accessories | USB cable, wrist strap, audio / video cable |
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| Software | Drivers & Utilities, Canon PhotoStitch, Canon ZoomBrowser EX, Canon ImageBrowser, Canon Remote Capture |
| Max Operating Temperature | 40 °C |
| Min Operating Temperature | 0 °C |
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