The current Pontiac Trans Sport is 4,944 mm long, 1,888 mm wide and 1,670 mm tall, on a 2,788 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 Trans Sport, 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.