There is many online articles to read about the different grades of dv cameras. Such as http://ezinearticles.com/?Grades-of-Video-Cameras-Compared&id=4042951 that can help you in comparing different grades of cameras.
Mini DV cameras are digital camcorders that do not use film. You can review and compare a variety of models at http://www.amazon.com/Digital-MiniDV-Camcorders-Camera-Photo/b?ie=UTF8&node=754484.
Yes, mini dv cameras would be sold at Best Buy under the electronics and video section. If for some reason these aren't available, you can also obtain mini dv cameras at Future Shop and department stores such as Zellers.
You can compare prices of digital cameras at pricegrabber.com and type in digital cameras.
Mini DV camcorders are very useful because are very portable and compact cameras. Many brands offer DV camcorders. The most famous brand that produces this type of cameras is Sony but also Veho, Canon, Aiptek and JVC.
Bestbuy.com allows you to compare all the kodak cameras that they offer. You can also go directly to the kodak website and compare their cameras.
To compare prices for mini dv tapes you could choose to visit several of your local retailers, such as WalMart and Best Buy. You could also compare pricess on the sites for any company who specializes in these products.
Sony cybershot cameras compare to the rest of the sony line of cameras in that they are much more expensive and have much more advanced functionality.
The DV port on a video camera is a high speed digital interface, that competes with the USB standard. Depending on the brand, the DV port can also be known as a Firewire, i.LINK, or IEEE 1394 port. The DV port found on most video cameras are tiny, and almost completely rectangular with a inward notch.
Many hardware / technology review sites have the facility to compare multiple cameras side-by-side. There are also websites that let you compare cameras before you buy them. Some of the best ones offering these services would be Which and Price Runner.
You can specifically go on some technology sites that will help you. From there, you can have the option to compare them to other products that are similar.
One of the websities to compare all sorts of electronics is best buys website. Just go to the cameras(find this under electronics), and choose a few to compare.
Same as we can not compare apple with orange. It depends on what you need.