The companies have web pages with all the necessary information that you may require. In exchange of this you just have to provide them with basic information about you, your vehicle and the budget along with type of coverage that you want. When you provide similar information to all the companies they will give you all the insurance quotes possible that fall in your budget. After this auto insurance quote comparison can be done very easily.
There are also other methods for auto insurance quote comparison like looking in magazines, classifieds and yellow pages etc. but by these methods there are chances that you may commit mistake while doing auto insurance quotes comparison. So it is better to go for an online method. More money can be saved by going on various sites that can do such kind of auto insurance quote comparison. The other sites sometimes provide greater number of quotes that can help you reduce the premium by comparing all the quotes available.