Utilitarianism
Utilitarianism is a philosophical doctrine which states a moral principal. This form of teleological system determines the moral concepts based on the final results.
One of the pioneers in the development of utilitarianism was Jeremy Bentham, a philosopher from the 18th century. Bentham’s based his ethical system on the notion that pleasure was far better that physical pain. Bentham utilitarianism appears to be related with hedonism, since he considered moral actions that maximized with pleasure and minimized pain.
During the 19th century John Stuart Mills another utilitarian philosopher further advanced the development of this philosophy; however, breaking away from hedonism. For Mill, pleasure or happiness should be calculated by measuring the greater good of people. He also recognized that certain pleasures were superior to others.
It important to understand the utilitarianism change the way of thinking. Meanwhile, religious morals are based on rules and divine revelation as the way of thinking, while utilitarianism is the opposite.
Utilitarianism outstanding traits are it relatively simple. To understand if an action is moral, there is no need estimate if the consequences are positive or negative. When the good outdoes the bad, it can be considered that the actions are moral.
In essence Bentham and Mills were both utilitarian; however each follow a dissimilar type of utilitarianism. Their difference was fairly evident in the information provided above. Because the views of ethical humane hedonism in opposition to psychological self-centered hedonism and the relevance of the principle of utility.

Deontological Ethics
The 18th Century German Philosopher Immanuel Kant, stated that deontology was an uncompromising science of the duties or consideration in which they do not concern the aims, but the intentions of the act,