Christianity and Islam have all of the following in common EXCEPT

Both Christianity and Islam have historical roots in Judaism, sharing many figures and stories from the Hebrew Bible. This common ancestry forms a significant part of their theological frameworks and contributes to their understanding of God and morality.

Christianity and Islam both possess sacred texts that guide their beliefs and practices: the Bible for Christians and the Quran for Muslims. These texts are central to the faith and provide foundational teachings, rules, and narratives for their respective adherents.

Christianity is founded on the teachings of Jesus Christ, while Islam was founded by the Prophet Muhammad. Although the two religions have distinct founders, this choice is misleading, as both religions are centered around the teachings of a single pivotal figure within their traditions.

Both Christianity and Islam are monotheistic, emphasizing the belief in one all-powerful God. This attribute is a cornerstone of both faiths, underscoring their shared heritage and theological principles despite other differences.