Deciding between digital cameras can be a challenge for some people. Each offering has its strengths and weaknesses and there are a plethora of choices available. The Canon and Sony are good choices for camera buffs and photographers alike. The Canon has a lot to offer, however the Sony does well for travel photography and gets noticed for its high sensor resolution.
|Features||Canon A640||Sony DSC-T77|
|Height||6.6 cm||5.72 cm|
|Min Operating Temperature||0 °C||Not Specified|
|Weight||245 gr||126 gr|
|Digital Camera_Optical Viewfinder Type||Real-image zoom||Not Specified|
|Battery Form Factor||Standard form factor||Manufacturer specific|
|Max Operating Temperature||40 °C||Not Specified|
|Optical Sensor Size||1/1.8"||1/2.3"|
|Screen Details||LCD display - TFT active matrix - 2.5" - colour||LCD display - TFT active matrix - 3" - colour|
|Width||10.94 cm||9.36 cm|
|Battery Description||4 x AA alkaline battery ( included )||1 x Sony NP-BD1 Li-ion rechargeable battery - 680 mAh ( included )|
|Exposure compensation||±2 EV range, in 1/3 EV steps||±2 EV range, in 1/3 EV steps|
|Max Resolution Video||640 x 480||640 x 480|
|Depth||4.9 cm||1.5 cm|
|Red Eye Reduction||Yes||Yes|
|Focal Length Equivalent to 35mm Camera||35 - 140mm||35 - 140mm|
|Lens System Type||Zoom lens||Zoom lens|
|Lens Construction||7 group(s) / 8 element(s)||10 group(s) / 12 element(s)|
|Display Form Factor||Rotating||Built-in|
|Max Shutter Speed||1/2500 sec||1/1000 sec|
|Flash Effective Range||0.45 m - 4.2 m||0.08 m - 3 m|
|Screen Diagonal Size||2.5"||3"|
|Digital Cameras_Sensor Resolution||10.0 MP||10.1 MP|
|Digital Camera Type||Compact||Compact|
|Flash Type||Built-in Flash||Built-in Flash|
|Min Shutter Speed||15 sec||1/4 sec|
|Macro Focus Range||1cm||1-20cm|
|Lens Manufacture||Not Specified||Carl Zeiss|
|Integrated Memory size||Not Specified||15 MB|
|Face Detection||Not Specified||Yes|
The Canon has a 10 MP sensor resolution, allowing you to capture images with detailed clarity. Furthermore, the Canon's built-in flash enables you to take photos in low light. Narrow in on subjects from far away thanks to its 4x optical zoom. Also, it has a 2.5-inch screen size, so you can keep viewing for a long time without straining.
The Sony sports a 10.1 MP camera sensor resolution, so you can make photo enlargements suitable for framing. In addition, you can capture memorable scenes at night thanks to the Sony's built-in flash. Its 4x optical zoom helps you grab close-up shots from large distances. Moreover, it has a 3-inch screen size, allowing you to readily review your shots right away in full detail.
Comparing the Canon A640 Vs Sony DSC-T77
The Sony comes out ahead and is the one to pick for travel photography. The Sony sports a 1% greater camera resolution, so you can take photos with greater image quality. Beyond that, its 20% larger screen size lets you enjoy a wider viewing area. In addition, you can hold it steadier without getting tired thanks to its 49% lighter weight. On the other hand, the Canon measures up with a powerful optical zoom and a handy built-in flash.
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