You will like the KX3, that is the top of the line radio. You should never feel the need to upgrade! I'm super jealous, an Elecraft is my 'someday' radio.
'91 Toyota Pickup
'09 Kawasaki KLR650
'12 Gunnar Rockhound 29
"To live is to suffer, to survive is to find some meaning in the suffering." -- Friedrich Nietzsche