This 23-Ton, 5.3-Million-Brick X-Wing Is the Biggest Lego Model Ever The newest addition to the grand list of Coolest Things Ever is being unveiled in New York today: the Lego X-Wing, the largest Lego model ever built. The model of the classic Star Wars fighter being unveiled in Times Square has a wingspan of 44 feet and comes complete with R2-D2 and a full range of sound effects.