On Dec 12, 10:28 am, Paul kgyy wrote:
Looking over ads for used aircraft, I occasionally see a combination
of a Garmin 430 GPS with a MX-20 mfd.

What does the MX-20 display provide (other than size) that you don't
get with the Garmin 430?

BTW: I think the MX-20 also displays sectionals for the MFD background.