If you are looking for a vacuum cleaner different styles may suit you better than others. An upright vacuum cleaner is good for homes with low to high traffic. Sometimes upright vacuums are good for cleaning pet hair, depending on the machines' suction performance. However, uprights might not be good if you own your own business such as restaurant or a cleaning business you might want a canister vacuum. Canister vacuums are usually more powerful depending on the brand.
Canister vacuums, also known as a cylinder or a tank vacuum, have a motor and a bag contained in their own canister unit. Bag less canister vacuum cleaners can now also be found on the market. These styles are usually mounted on wheels and connected to the vacuum head by a flexible hose. Maneuverable heads of canister models are becoming increasingly more popular. Certain canister models have 'powered heads,' which contain the same sort of mechanical 'beaters' as in upright units, although such beaters in canister vacuums cleaners are driven by a separate electric motor or air driven turbine.
Wet and dry vacuums commonly called vacs is a special style of the canister vacuum that is speciously used to clean up wet or liquid spills. It is extremely dangerous and you risk electrocution by using an ordinary upright or canister vacuum to clean liquid spills. Certain models of the wet and dry vacuums can reverse its' own airflow. This is a vary useful function often used in cleaning a clogged hose or blowing dust out of a corner for easy collection.
When used in the home, Upright vacuum cleaner units have been tested as more effective and lighter, then most canister models. All vacuums, whether uprights or canister, depending on style and brand, each has their individual "pros" and "cons." An informative vacuum cleaner research web site to visit is: http://thevacuumcleanersite.net
Currently, at this writing, buying a canister vacuum directly from the manufacturer, is anywhere from $99-$599 USD. Upright vacuum cleaners often can be found in that same general price range, depending upon the model. However, prices at independently owned and operated retail stores may always vary. Prices are provided by the merchants. Remember, prices and offers are subject to change. When buying directly from the manufacturer you may get a free warranty anywhere from 1- 5 years sometimes along with free delivery within the continental United States. Check with the individual vacuum cleaner manufacturer for their international shipping rates.