Beechcraft King Air 360 Er vs Cessna Citation Xls vs Enstrom 480b vs Robinson R66

The Beechcraft King Air 360ER and the Cessna Citation XLS+ are fixed‑wing business aircraft, while the Enstrom 480B and Robinson R66 are single‑engine turbine helicopters. In category and mission, the King Air 360ER is a twin‑turboprop built for efficient regional travel and short or unimproved runways; the Citation XLS+ is a light jet optimized for faster point‑to‑point trips between paved airports. The Enstrom 480B and R66 prioritize vertical access for utility, short‑range transport, and remote landing sites. On range, the King Air 360ER is generally the longest‑legged of the group, designed for extended turboprop endurance. The Citation XLS+ typically offers long cross‑country capability as well, though its advantage is speed more than absolute endurance. Both helicopters have much shorter range than either fixed‑wing aircraft, with the R66 and 480B suited to local to regional legs. For passenger capacity, the King Air 360ER and Citation XLS+ usually seat the most, commonly configured for around 6–9 passengers depending on layout. The Enstrom 480B and Robinson R66 are typically configured for up to about 4–5 total occupants including the pilot.