It's just the marriage ceremonies that are different.
The difference between CSI Christians and Roman Catholic Christians is the Holy Rosary, prayer through Mary and baptism.
There are no Jewish Christians.
The difference between Christians and Jews is that Christians accept Jesus Christ as savior and Messiah and the Jewish people have not yet. Christians and Buddhists both believe in being loving and forgiving. Christians and Muslims both believe in modesty.
There is no difference precisely because the disciples were Jewish. But the disciples were considered to be the first Christians because they believed that Jesus was the Son of God whereas the majority of Jews did not hold this belief.
The majority of people who refer to themselves as "Jewish Christians" have zero Jewish heritage, they are mainly Christians.
All Baptists are Christians, but not all Christians are Baptists.
Christians believe that the Messiah Has Come. Jews believe that He Has not.
Generally speaking gentiles are people that are not Jewish. However that is with the exception of some Jews that are also Christians. Normally, in the New Testament at least, the contrast is made between Jews (God's chosen people) and Gentiles (Non-Jews). Most Christians are in fact Gentiles at the same time, so the two groups are not exclusive. The same would apply to Jewish Christians. Of course it must not be forgotten that many Gentiles are also not Christian and so there would be a difference in terms of them accepting or not accepting Jesus Christ.
Well, the Jewish schools are Jewish and the Mixed schools are mixed.
They did not operate in the same spheres, so there is limited knowledge of how the early Christians regarded them. However, it is likely that they had unfavorable view of the Zealots since the Zealots were antagonizing the Roman Authorities. The Roman Authorities at that period did not notice the difference between the different Jewish and quasi-Jewish factions, of which early Christians were a part, resulting in increased Christian persecution in the aftermath of the Zealots' revolt.
The first Christians were Jewish.
In past story of Eretz Israel an important Jewish Man say to an important not-jewish Man that it is not good thing to hear a christian man who want speak with the second not-jewish man: there is difference between Romans and Christian also in our time