I believe the Imperial Star Destroyer is the biggest in terms of size, at 58.8 cm by 50.5 cm by 21 cm, and the Death Star in the number of pieces, at 3803. Are there any newer, bigger models?
What is the largest single LEGO piece ever produced? This does not include LEGO affiliates like Duplo. Clarifications It must be a purchasable block. By largest, I mean largest by Volume/Weight of ...