Beechcraft King Air 360 Er vs Cessna 208b Grand Caravan Ex vs Leonardo Aw189 vs Robinson R66

By category, the Beechcraft King Air 360ER and the Cessna 208B Grand Caravan EX are both fixed‑wing turboprops, but the King Air is a pressurized twin‑engine business/utility aircraft optimized for faster, higher-altitude travel, while the Caravan is a rugged single‑engine utility aircraft widely used for regional, cargo, and short/rough-field operations. The Agusta/Leonardo AW189 and Robinson R66 are helicopters; the AW189 is a large, twin‑engine medium helicopter aimed at offshore, SAR, and high-end utility missions, whereas the R66 is a light single‑engine helicopter typically used for training, patrol, and light transport. On range, the King Air 360ER is generally the longest‑legged of the group, designed for extended trips; the Caravan EX offers solid regional range but typically less than the 360ER; the AW189 has strong helicopter range for its class but usually trails fixed‑wing turboprops; the R66 has the shortest range among these options. For passenger capacity, the AW189 typically carries the most (commonly around the mid‑teens in high-density layouts), the Caravan and King Air generally seat around 9–11 depending on configuration, and the R66 is usually up to 4 passengers plus a pilot.