Comparing fixed rate loans for cars are most of the time confusing and very complicated. This makes the selection of the best rate offered by lenders for this type of loan more difficult. However, this task can be accomplished by doing the appropriate procedures. A good example of this is by using loan aggregators such as LendingTree.com and Bankrate.com. These websites helps loan applicants compare the rates involved in different loans offered by most lenders. In case you are not yet familiar on how to use a loan aggregator, this article provides you with the useful steps on how to do use these.