Even as the year-by-year changes and feature one-up-manship in electronic flight instruments seem to have gone from a shout to a murmur, there’s still some fire left in this fight.
Notably, Dynon has watched Garmin make big headlines with its Smart Glide (and Emergency Autoland), and had ideas of its own, hence the Emergency Glide functions rolled out in the latest 17.1 software. With this free upgrade, Dynon HDX users (as well as those with select Advanced Flight Systems EFISes) get a utility that can help spare precious brain cells in the event of a total loss of engine power.