The 1975 Electra was 233.4" long while the 1976 Electra was 233.3" long. They both were the longest Buick's ever produced. Additionally, the 1975 and 1976 Electra 4 door cars were the longest 4 door hardtop cars built by General Motors PERIOD! (The 1975 to 1976 Cadillac Fleetwood was a little longer, however, those cars were NOT hardtops. They had a B pillars.