Beechcraft King Air 360 Er vs Bell 525 Relentless vs Cessna 208b Grand Caravan Ex

The Beechcraft King Air 360ER and the Cessna 208B Grand Caravan EX are fixed‑wing turboprops, while the Bell 525 Relentless is a twin‑engine helicopter. In category terms, the King Air 360ER is a pressurized, twin‑engine business/utility aircraft optimized for faster regional travel and higher-altitude operations; the Grand Caravan EX is a rugged, single‑engine utility aircraft geared toward short/rough-field work and simple cargo–passenger missions; the Bell 525 is a long‑range, fly‑by‑wire rotorcraft aimed at offshore, SAR, and executive transport where point‑to‑point vertical access matters. For range, the King Air 360ER typically leads among the airplanes with roughly about 1,800 nautical miles, the Bell 525 is in a similar long‑range class at around 560–600 nautical miles, and the Grand Caravan EX is shorter-range at roughly 900–1,000 nautical miles depending on load and reserves. For passenger capacity, the King Air 360ER commonly seats about 8–9 passengers, the Bell 525 is typically configured around 12–16 seats, and the Grand Caravan EX generally carries up to 9 passengers (plus crew), with strong flexibility for mixed cargo.