Thai Airway's Royal First Class is popular with affluent flyers and easily manages to impress the first-timers with its superb array of dining and entertainment choices. The class features spacious semi-private suites almost 8 feet in length with a seat width of 23 inches in Boeing 747s and 27 inches in Airbus A380s. Talking about the in-flight entertainment system, Royal First boasts 23-inch flat screens, loaded with over 300 TV programmes, 130 films, 500 music CDs and a plethora of exciting games and special features. In addition, the cabin features changing rooms and in-flight lounge areas.