The Bahri Mamluks were mainly natives of southern Russia and the Burgi comprised chiefly of Circassians from the Caucasus. As steppe people, they had more in common with the Mongols than with the peoples of Syria and Egypt among whom they lived.
The Burgi were mostly Circassians from the Caucasus, whereas the Bahri Mamluks were mostly from southern Russia. They had more in common with the Mongols as steppe people than with the Syrian and Egyptian peoples with whom they lived.