Beechcraft King Air 360 Er vs Enstrom 480b vs Piaggio Avanti Evo vs Robinson R66

The Beechcraft King Air 360ER and the Piaggio Avanti EVO are pressurized, twin‑engine turboprop airplanes aimed at business and special‑mission use, while the Enstrom 480B and Robinson R66 are single‑engine turbine helicopters focused on utility, training, and light transport. In range, the King Air 360ER is typically the longest‑legged of the four, built for extended missions and often exceeding roughly 1,500 nautical miles depending on configuration. The Avanti EVO is also long‑range for a turboprop, commonly around the 1,300–1,700 nautical mile class. The R66 generally offers moderate helicopter range, often on the order of a few hundred nautical miles, while the 480B is similar, typically several hundred nautical miles, varying with reserves and load. For passenger capacity, the King Air 360ER usually seats about 8–9 passengers in executive layouts, with provisions for more in some configurations. The Avanti EVO commonly carries about 7–9 passengers. The R66 is typically configured for a pilot plus up to four passengers, while the Enstrom 480B is commonly arranged for a pilot plus four passengers.