The SubSonex is a single-seat, single-engine turbine aircraft produced by Sonex Aircraft as a kit plane. It is powered by a Czech-built PBS TJ-100 turbojet engine mounted above the aft fuselage ...

and trainer aircraft (Archer TX, DX, and Pilot 100i) variants of the PA-28 Cherokee. These are all four-seat, single-engine piston aircraft, except for the Pilot 100i, which only seats three.

The PC-12 is a single-engine ... airplane operated by a single pilot at the long-range cruise speed at flight level (FL) 300, ISA and with a cabin configured in an executive layout with six seats ...