Beechcraft King Air 360 Er vs Bell 525 Relentless vs Enstrom 480b vs Md Helicopters (mcdonnell Douglas) 902 Explorer

The Beechcraft King Air 360ER is a fixed‑wing turboprop business aircraft, while the Bell 525 Relentless, Enstrom 480B, and MD Helicopters (McDonnell Douglas) 902 Explorer are helicopters. In range, the King Air 360ER is generally the longest‑leg option, designed for extended trips typically on the order of roughly 1,500–2,000+ nautical miles depending on payload and reserves. The Bell 525 is a long‑range, super‑medium helicopter, commonly cited around the high hundreds of nautical miles (roughly 500–600 nm class). The MD 902 is a light twin helicopter with a more moderate range, often around the low‑to‑mid 400 nm class. The Enstrom 480B is a light single helicopter and is typically shorter‑range than the 902, commonly around the ~300–400 nm class. For passenger capacity, the King Air 360ER usually seats about 6–9 passengers in typical executive layouts. The Bell 525 can be configured for higher counts, commonly around 12–16 seats. The MD 902 typically carries about 5–7 passengers, while the Enstrom 480B is usually a 4–5 passenger aircraft.