Mars was the Roman god of war and second only to Jupiter in the Roman gods. Important festivals connected to conflict were held in his respect and the god was also closely related with the wolf and woodpecker. Mars described military power as a way to secure peace and was a father of the Roman people.
Family: Mars was considered the father of Romulus, and Remus, the mythical twin founders of Rome.
Siblings: Minerva, Hercules, Bellona
Ares is the Greek god of war. In Greek information he often represents the physical and violent and savage look of war. Ares gave no mercy to any of his enemies and loved having the blood of his opponents meet his mighty spears blade. Ares was very deadly, and frightening to all people of the land.
Athena, Apollo, Angelos, and there are many more.
Mars and Ares are similar because, on they are both god of war. They were both not the best gods. Many gods have been praised for there rule but ares and mars were worshipped for there battle skills. Mars and Ares both carry a bloody spear.