The 7M7 was a proposal to solve Boeing’s middle-of-the-market problem by making the 737 wider rather than longer. That wider fuselage would have created a twin-aisle layout with more seats, quicker ...

The Boeing 7M7 was a proposed clean sheet aircraft designed to fill the gap between the 737 and larger widebody jets. Intended to carry 220 to 270 passengers over long ranges, it featured an oval ...