The capacity of the Airbus A300 depends on the variant and configuration used by the airline. Here’s an overview:

Passenger Capacity

1. Standard Capacity:
   
   

   • Two-class configuration (business and economy): 266 to 280 passengers.

   • All-economy configuration: up to 345 passengers.

2. Variants:
   
   

   • A300B2: The earliest model, with a typical capacity of 270 passengers.

   • A300B4: An improved version, seating between 280 and 345 passengers, depending on configuration.

Cargo Capacity

• The freighter versions (e.g., A300F) can carry approximately 47 metric tons of cargo over a range of about 4,850 km (3,010 miles).

The A300 was versatile and used by airlines in configurations tailored to regional or long-haul routes. Let me know if you'd like specific details on any particular variant or operator!