Global Christianity - A Report on the Size and Distribution of the World's Christian Population (pewforum.org)
"A comprehensive demographic study of more than 200 countries finds that there are 2.18 billion Christians of all ages around the world, representing nearly a third of the estimated 2010 global population of 6.9 billion."
Comparison Table between Christianity, Islam and Judaism (christianityinview.com)
"This section looks at some of the differences and similarities between the three great monotheistic faiths: Christianity, Islam and Judaism."
Religion: Three Religions, One God (pbs.org)
"Three of the world's major religions -- the monotheist traditions of Judaism, Christianity, and Islam -- were all born in the Middle East and are all inextricably linked to one another."
Read more the role of Jesus in Islam: