Lacquer cups were significantly more expensive than bronze ones.

Evidence

Hardly surprising, then, that they were inordinately expensive; you could buy more than ten bronze cups for the price of one in lacquer. — Neil MacGregor, A History of the World in 100 Objects, 559

Categorization

• corroborated: 2 independent passages support this claim — Neil MacGregor, A History of the World in 100 Objects, 559