The Next-Generation 737 family is offered in four sizes, ranging from 110 to 220 seats in mixed-class configuration. The 737-800 can seat 162 to 189 passengers. On Sept. 5, 1994, the 737-800 was launched with commitments from customers for more than 40 of the airplanes. The first delivery was to German carrier Hapag-Lloyd in spring 1998.