Sonex Highwing Update: First Flight!
Sonex is excited to announce first flight of the Sonex Highwing! The flight took place on the evening of Monday, June 30 2025, piloted by Sonex Advisory Board member Joe Norris. The flight was kept brief due to a passenger-side door latch issue, however, all engine temperatures were in the green and the aircraft handled… Read More
Sonex Highwing Update: First Engine Start!
A lot has happened since our last update on the construction of the new Sonex Highwing prototype, and on Friday, June 6th, we ran the engine for the first time! The list of tasks required to complete the aircraft is getting very short, and we’re almost ready for final inspection and first flight. We are… Read More
Sonex Highwing Update: Wiring, Wings and Windows
Construction of the new Sonex Highwing prototype continues, and it’s safe to say that the aircraft is about 90 percent complete. Old homebuilding adages aside, we are working hard to make first flight this Spring. Don’t forget to subscribe to the Sonex Highwing Mailing List to automatically receive future updates! 50 Pre-Orders and Counting: Reserve… Read More
Sonex Highwing Update: Time to Get in Line!
Sonex has been hard at-work with construction of the new Sonex Highwing prototype, and a summary of our progress was presented during a live webinar during EAA Homebuilders Week last Thursday by Sonex Owner & President and Sonex Highwing designer Mark Schaible. A video archive of the presentation can be viewed above, and on our… Read More
Attend the Sonex Highwing Update Webinar this Thursday!
Get all the latest information about the Sonex Highwing this Thursday, January 30th during EAA Homebuilders Week! Tune-in at 2:30pm Central Time: Register Now! Sonex owner and president and Highwing designer Mark Schaible will brief the audience on the progress of the first prototype aircraft, give a tour of the design’s features, and answer your… Read More
Learn More about the Sonex/Waiex Gross Weight Increase from Mark Schaible
In an October 14th press release, we announced a gross weight increase for Sonex and Waiex aircraft (both A-Models and B-Models) from 1150 to 1220 lbs for aircraft with 100hp or more. We’ve received some very positive reactions to this change, along with some questions. Watch Sonex owner and president Mark Schaible’s interview with The… Read More
Gross Weight Increase Approved for Sonex and Waiex!
Sonex is excited to announce the approval of a higher maximum gross weight for all Sonex and Waiex aircraft powered by engines of 100hp or greater. Following a series of engineering studies and flight tests, Sonex and Waiex owners may designate a max. gross weight of 1220 lbs. for aircraft with 100hp or more. This… Read More
SubSonex JSX-1 Becomes Part of EAA Museum Collection
Sonex is proud to announce that SubSonex JSX-1, the original proof-of-concept SubSonex Personal Jet prototype, has become part of the EAA Aviation Museum collection in Oshkosh, WI. Delivered to EAA last week, the historic prototype will join the original prototype Sonex and other John Monnett designs including the original Sonerai I prototype, the original Moni… Read More
Sonex Highwing Update: Prototype In-Progress and On-Display at AirVenture 2024
After a big push that included some late nights, The Sonex Highwing prototype met its goal for EAA AirVenture Oshkosh 2024 by being complete enough for prospective customers to sit in the aircraft at our exhibit booth. The Highwing prototype was extremely well-received at AirVenture with hundreds of folks trying it on for-size throughout the… Read More
See the Latest KITPLANES Interview About the Sonex Highwing!
Following last week’s major progress update on the development of the Sonex Highwing design, Sonex owner & president and Sonex Highwing designer Mark Schaible spent some time chatting with Marc Cook of KITPLANES Magazine about the aircraft. See the full video interview above or on the KITPLANES web site today! Learn More About the Sonex… Read More
