Qatar Airways checked baggage allowance varies based on the ticket type, destination, and frequent flyer status. Here is a general guideline for Qatar Airways checked baggage allowance:

Economy Class:

Weight concept: Passengers can check-in 1 or 2 bags, depending on the destination, with a maximum weight of 23 kg (50 lbs) per bag.
Piece concept: Passengers can check-in 1 or 2 bags, depending on the destination, with a maximum weight of 23 kg (50 lbs) per bag.
Business Class:

Weight concept: Passengers can check-in 2 bags with a maximum weight of 32 kg (70 lbs) per bag.
Piece concept: Passengers can check-in 2 bags, each weighing a maximum of 32 kg (70 lbs) per bag.
First Class:

Weight concept: Passengers can check-in 2 bags with a maximum weight of 32 kg (70 lbs) per bag.
Piece concept: Passengers can check-in 2 bags, each weighing a maximum of 32 kg (70 lbs) per bag.
Note that the checked baggage allowance may be different for flights to or from the Americas. Also, the baggage allowance for some destinations may vary based on the departure airport or the ticket type. It's always best to check the specific baggage allowance for your flight when booking or through Qatar Airways' website or customer service.

Qatar Airways extra baggage policy allows passengers to bring a certain amount of baggage for free depending on their class of travel and destination. However, if you need to bring extra baggage, you may be able to purchase additional allowance for a fee.

The cost and amount of extra baggage you can purchase depend on various factors such as your route, class of travel, and the weight of the additional baggage. You can check the exact cost and purchase extra baggage allowance through the Qatar Airways website or by contacting their customer service.

It's always a good idea to check the baggage policy and fees before your flight to avoid any surprises or inconvenience.