Not sure we've gotten official numbers (though I thought we did), but it was pretty much settled that it didn't open high enough to worry about garage door openers. The hatch also has adjustable opening height, so perhaps the falcon doors do too.
Lastly, consider that the X really isn't as tall as other SuVs. Think Toyota Venza.
Lastly, consider that the X really isn't as tall as other SuVs. Think Toyota Venza.