| I own it | I want it | I had it |
| 5 | 0 | 6 |
At Photokina 2006, Canon launched successors to the popular A610 and A620 PowerShots. Both cameras featured 2.5-inch vari-angle LCD screens, 4x optical zooms, Digic II processors and higher megapixel sensors; 10 megapixels for the A640 and 8.0 megapixels for the A630. Both the new cameras also offered a maximum ISO 800 sensitivity setting and a new 'Safety Zoom' feature.
| Body type | Compact |
| Max resolution | 3264 x 2448 |
| Effective pixels | 8.0 megapixels |
| Sensor size | 1/1.8" (7.144 x 5.358 mm) |
| Sensor type | CCD |
| ISO | Auto, 80 ,100, 200, 400, 800 |
| Focal length (equiv.) | 35–140 mm |
| Optical zoom | 4× |
| Screen size | 2.5″ |
| Screen dots | 115,000 |
| Min shutter speed | 15 sec |
| Max shutter speed | 1/2500 sec |
| Storage types | SD/MMC card |
| USB | USB 2.0 (480 Mbit/sec) |
| Weight (inc. batteries) | 315 g (0.69 lb / 11.11 oz) |
| Dimensions | 109 x 66 x 49 mm (4.29 x 2.6 x 1.93″) |
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 | 16.1 megapixels 3″ screen Four Thirds sensor |
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