A little more info ....
Most boaters that purchased the 1650, later wished that they had bought the bigger screen 1850.
I can not find my notes, but besides the bigger screen there were a few 1850 slight differences. I believe metal housing, 1kw transducer and remote control options.
Hey John, see
http://www.classicseacraft.com/cgi-b...c;f=1;t=000608