Appropriate information in time has developed to a main business resource and requires the same professional management as conventional means of production. However, the huge supply as well as the customary decentralized storage are aggravating the effective handling of information. Content management approaches to unify the administration of relevant information. There are developing a vast number of software products which aim to apply this concept. However, a clear definition of content management does not exist and thus, the market offers a variety of solutions. This bachelor thesis analyzes four content management systems (IBM Content Manager, Hyperwave Information Server, Zope, VIP Content Manager) which represent different aspects of content management, such as Web content management, collaboration in Intranets or management of multimedia. As a basis, general comparison criterions are developed, which orientate to the content life cycle. Examples of application areas for each system conclude the comparison