Bombardier Challenger 3500 vs Bombardier Challenger 650 vs Cessna Citation Longitude vs Gulfstream G280 vs Gulfstream G400

The Bombardier Challenger 3500 sits in the super‑midsize category, typically carrying about 8–10 passengers with a range around 3,400 nautical miles. The Bombardier Challenger 650 is a large‑cabin jet, usually configured for about 10–12 passengers and offering roughly 4,000 nautical miles of range, emphasizing cabin volume over speed. Cessna’s Citation Longitude is also super‑midsize, commonly 8–12 passengers, with range around 3,500 nautical miles. Gulfstream’s G280 is a super‑midsize with a long reach for the class, typically 8–10 passengers and about 3,600 nautical miles of range, often chosen for higher cruise performance. The Gulfstream G400 moves up into the large‑cabin category, generally accommodating about 10–12 passengers with a notably longer range in the roughly 4,000+ nautical mile class (depending on configuration and reserves), aimed at more transcontinental and some intercontinental missions. Overall, the 3500, Longitude, and G280 cluster as super‑midsize options, while the Challenger 650 and G400 step up to larger cabins and longer legs.