1 × flexible .303 Vickers machine gun for observer
A.300/2- initial production version
A.300/3 – three-seat version, also exported to Spain, Belgium, and Poland
A.300/4 – definitive production version with improved cooling
A.300/5 – prototype with Lorraine engine
A.300/6 – improved A.300/4, also in service
A.300C – Four passenger airliner. Several built 1921-26 and operated by the Belgian airline SNETA, French airlines SABENA and 1925 operated by the Romanian airlines SNNA, as regular flights with 5 aircraft.
A.300T – Eight passenger airliner. At least one built 1921.