[1] The aircraft features a cantilever low-wing, a two-seats-in-side-by-side configuration enclosed cockpit that is 47.2 in (119.9 cm) wide, under an acrylic plastic articulated lift-up bubble canopy.
There is no elevator trim tab system, but it may be included as a future factory option.
[1] The 51% compliant kit includes a mated fuselage and pre-closed wing structures.
[3] In a 2020 review, Kitplanes writer LeRoy Cook stated, "the Whisper is a sharp-looking side-by-side two-seater, particularly when perched on tailwheel landing gear.
Tricycle gear will probably be a popular option, out of necessity for tamer handling and greater tolerance of gusty winds."
He concluded, "there’s a lot to like about the Whisper X350 Gen II: its sleek looks, the blazing cruise speed, a roomy cockpit, and an apparent ease of assembly.