This Economist Intelligence Unit report, sponsored by Nutanix, explores the expectations of citizens and businesses for smart-city development in 19 major urban centers. The analysis is based on two parallel surveys conducted in these cities, one of 6,746 residents and another of 969 business executives. The report identifies trade-offs in urban intelligence and highlights the diversity of smart-city initiatives around the world. It concludes with a call for realism in the pursuit of smart cities, acknowledging the challenges and limitations of current technology.