Short to medium range wide bodied twin turbofan engined passenger aircraft, introduced in 1974 and produced until 2007. The was the first airliner from Airbus and the worlds first wide bodied twin engined airliner and a total of 560 were built.
A300 Variants:

A300B2

The first production model of the A300 with a capacity of approximately 260 passengers.

A300B4

The the same dimensions as the B2 but with extra fuel tanks and higher maximum take-off weights.

A300-600

313 A300-600’s were sold, with the same dimensions as previous versions but slightly more space inside due to using the same rear fusulage and tail design ofthe shorter A310.