The current Buick Park Avenue is 5,221 mm long, 1,893 mm wide and 1,402 mm tall, on a 2,814 mm wheelbase.
Only one generation of this model is in our catalogue, so there is no size history to compare yet.
Exterior figures are manufacturer specifications for the Park Avenue, averaged per generation across its variants and shown for the most common body style. Generations with the same size are merged. Boot capacity is the seats-up figure where the manufacturer quotes one.