If i Catagorize All schools in Doha then...

Cat1: DESS, Newton British School - (Al-Waab and not Newton International School)Doha College, ASD, Park House, Doha mont and British School, Compass (Partly) and International School of London in Qatar

Cat2: Newton International School (West Bay and D Ring), QIS,
Cat3: English Medium School, Gulf English school,
Cat4: Cambridge, Al-Jazeera, The International of Choueifat-Doha
Cat5: Rest

System

British System (DESS, Newton British School, Doha College, DMBS, Parkhouse, Compass)

IB System (Al-Jazeera, QF etc)

SABIS System (Cuafiat and some other labnees school)

American System (American school of doha)