Business class seats are typically more spacious and comfortable and include a variety of extra amenities. The exact upgrades and amenities vary based on the airline.
Some typical perks of traveling in business class include having a bigger seat that is plush or more comfortable, extra blankets and pillows, and additional meal and beverage perks. Some airlines offer better food choices on longer flights that include meals.
It is not uncommon for a flight to offer complimentary drinks like cocktails and beer, while coach passengers pay for the drinks. The seats often feature upgraded entertainment, such as complimentary movies or satellite TV on longer flights.