The Sony DSC-series have a 3x optical zoom.
The Sony DCR-HC 52; it has a 40x optical zoom while the Sony HDR-CX100 has a 10x optical zoom.
No
That depends on the lens that is mounted on the Sony A33 DSLR.
Sony makes digital camcorders with great zoom and picture quality. A good one would be the Sony HandyCam HDR-XR150.
Download xoom camera
You can use it as an ordinary automatic flash, but the dedicated features such as TTL metering and auto-zoom will not work unless you have a flash specifically built for the Sony.
The Cannon Powershot has both and optical and digital zoom features. Optical zoom is far superior to digital zoom.
Digital zoom takes what the camera is capturing and artifically enlarges the image to give you a zoom effect. Optical zoom, however, is actual physical magnification of the picture, ensuring that your footage is as good as it can be.
Sony by far.
zoom reang lens
very far
The zoom of a camera is completely unrelated to the resolution of a camera. This is dependent on the lense.